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Lsi Corporation
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Lsi Corporation patents


Recent patent applications related to Lsi Corporation. Lsi Corporation is listed as an Agent/Assignee. Note: Lsi Corporation may have other listings under different names/spellings. We're not affiliated with Lsi Corporation, we're just tracking patents.

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 new patent  Method for controlling interrupt in inverter

Disclosed herein is a method for controlling interrupts in an inverter. If a control unit checks that an interrupt is issued in main software while an inverter is operating, the control unit analyzes the type of the interrupt. ... Lsi Corporation

 new patent  Apparatus for editing objects

Disclosed herein is an apparatus for editing objects that applies some of object attributes of one or more objects to a target object as selected attributes. The apparatus for editing object attributes of an hmi object in a power system includes: a display unit configured to display one or more objects; an input unit configured to receive a selected object among one or more objects and receive from a user a selected attribute to be copied among object attributes of the selected object and a target object to which the selected attribute is to be applied; and a control unit configured to control the display unit so that the selected attribute is applied to the target object and the target object with the selected attribute applied thereto is displayed.. ... Lsi Corporation

Interlocking mechanism for circuit breaker

Disclosed herein is an interlocking mechanism interlocked with a control power of a circuit breaker. The mechanism includes a control power plug movably installed in a switchgear box, a control power connector detachably coupled to the control power plug, a link connected to the control power connector, a plug interlock assembly connected to and interlocked with the link, and a position switch assembly positioned to face and interlocked with the plug interlock assembly.. ... Lsi Corporation

Lsis Co., Ltd.

. . ... Lsi Corporation

Sensorless control system for permanent magnet synchronous machine

Disclosed is a sensorless control system for a permanent magnet synchronous machine. The sensorless control system includes a counter electromotive force estimation unit configured to estimate a counter electromotive force using a phase voltage reference applied to an inverter and a phase current applied from the inverter to the permanent magnet synchronous machine, and a speed estimation unit configured to estimate an angular velocity and an electrical angle of a rotor of the permanent magnet synchronous machine, and the counter electromotive force estimation unit according to one embodiment of the present disclosure may maintain robust performance at a low speed by modifying some portion of a conventional luenberger observer.. ... Lsi Corporation

Connecting device for control terminals in withdrawable type circuit breaker

The present invention relates to a connecting device for control terminals in a withdrawable type circuit breaker, and more particularly, a connecting device for control terminals in a withdrawable type circuit breaker, capable of automatically connecting or separating control power source terminals for controlling the circuit breaker upon pulling out or inserting a breaker main body.. . ... Lsi Corporation

Integrated interlock device of air circuit breaker and method of using the same

The present invention relates to an integrated interlock device of an air circuit breaker, and more particularly, to an integrated interlock device of an air circuit breaker capable of using different types of interlock devices in an integrated manner in case of using two or more air circuit breakers connected to each other, and a method of using the same.. . ... Lsi Corporation

Door locking device of distribution board of air circuit breaker

A door locking device of a distribution board of an air circuit breaker, including a transmission shaft transmitting power for drawing in and out a circuit breaker body, a shaft link rotatably coupled to one end of the transmission shaft, a link rod having one end rotatably coupled to a portion of the shaft link, a cam plate rotatably coupled to the other end of the link rod and pushing or pulling the circuit breaker boy, and a constraint plate installed in a distribution board door, further includes a pressing part protruding from a portion of the link road, and a hook plate rotatably coupled to a side of the cradle and having one end in contact with the pressing part to receive rotational force and the other end restricting or releasing the constraint plate, wherein the hook plate releases the constraint plate in a disconnection position.. . ... Lsi Corporation

Apparatus for recognizing pulse signal

The present disclosure relates to an apparatus for recognizing a pulse signal, and more particularly, to an apparatus for recognizing a pulse signal, which maintains the pulse signal being input for a scan time until an end time point of the scan time, and stores the pulse signal in a pulse signal storage area as pulse input data. The apparatus for recognizing a pulse signal according to one embodiment of the present disclosure includes a signal maintaining unit configured to maintain and output the pulse signal, which is input for the scan time, as a pulse maintaining signal; a signal transmission unit configured to receive the pulse maintaining signal from the signal maintaining unit and transmit the input pulse maintaining signal; and a control unit configured to output the transmission control signal to the signal transmission unit to receive and store the received pulse maintaining signal.. ... Lsi Corporation

Reagent and method for assaying thrombin-antithrombin complex

A thrombin-antithrombin complex (tat) assay reagent is described in which the thrombin-antithrombin complex (tat) assay reagent includes an antibody bound to a latex particle which binds to the antithrombin part of the complex, and an antibody bound to a latex particle which binds to the thrombin (t) part of the complex. The antibody binding to the antithrombin part of the complex has a reactivity to tat that is 100 or more times higher than the reactivity to free antithrombin and the assay reagent is preferably designed to achieve a ph of 5.8 to 6.6 during the assay.. ... Lsi Corporation

Suturing device for minimally invasive surgery and needles and methods thereof

A suturing device for minimally invasive surgery is disclosed. The suturing device has a head defining one or more ferrule holders and a tissue bite area. ... Lsi Corporation

Frame reception monitoring method in serial communications

The present disclosure relates to a frame reception monitoring method, including: when a plurality of sub-frames constituting a frame is each entered into a reception buffer at certain time intervals, allowing the respective sub-frames to be stored on a temporal buffer; allowing the plurality of sub-frames stored on the temporal buffer to be entered into a service buffer within a predetermined inter-sub-frames time-out time; using the plurality of sub-frames entered into the service buffer to generate a combined frame; and using the combined frame to execute a control.. . ... Lsi Corporation

Interlock device for preventing close during insertion or withdraw on circuit breaker in switch board

The present disclosure relates an interlock device for preventing insertion or withdrawal of a circuit breaker into or from a switch board having an on button and an off button and including a switch board body provided with a housing and a rail having an interruption hole formed on one side surface thereof, a carriage movable back and forth along the rail of the switch board body, and the circuit breaker including a main body installed on the carriage and inserted into or withdrawn from the switch board body, the interlock device comprising an interlock rod protruding toward one side to set or release a pressed state, wherein the interlock rod is set in or released from the pressed state and inserted into or disengaged from the interruption hole when the main body is put in or tripped.. . ... Lsi Corporation

Power compensation apparatus and method of controlling the same

A power compensation apparatus compensates for power of a power system to be allowed to transmit from at least one or more power sources to a load. The power compensation apparatus includes a first system connected to the power system to compensate for active power and reactive power of the power system, a second system connected to the first system to store power necessary for compensating for active power and reactive power, and a third system connected to the second system to generate the power to be stored in the second system.. ... Lsi Corporation

03/15/18 / #20180074664

Apparatus for editing graphic objects

Disclosed herein is an apparatus for editing graphic objects. More specifically, disclosed herein is an apparatus for editing graphic objects which searches for objects by using a variety of attributes that each of the objects has and displays the found objects and a list of the found objects. ... Lsi Corporation

03/15/18 / #20180070938

Surgical port for stay sutures

A surgical port is disclosed. The surgical port has a multi-level flange defining one or more suture channels therethrough. ... Lsi Corporation

03/01/18 / #20180062502

Photovoltaic inverter

Disclosed herein is a photovoltaic inverter that prevents degradation in the efficiency of photovoltaic generation by applying a reverse voltage of a dc voltage stored in a dc link capacitor to a solar cell array. The photovoltaic inverter includes: a dc link capacitor configured to store a dc voltage output from the solar cell array; a power conversion stage configured to generate an ac power by using the dc voltage stored in the dc link capacitor to transmit the generated ac power to a power system; and a controller configured to apply the dc voltage stored in the dc link capacitor to the power conversion stage or apply a reverse voltage of the dc voltage stored in the dc link capacitor to the solar cell array depending on whether a driving value of the solar cell array satisfies a predetermined driving condition.. ... Lsi Corporation

03/01/18 / #20180061602

Trip mechanism for direct current molded case circuit breaker

Provided is a trip mechanism for dc molded case circuit breaker, in which the insulating distance between the poles increases without any increase in whole product size, thereby reliably providing a trigger output against an over current and a fault current instantaneous breaking required. The trip mechanism includes a trip mechanism part including an instantaneous trip mechanism, the instantaneous trip mechanism including a movable member to operate according to a fault current instantaneous breaking required, and a thermal trip mechanism including a bimetal to operate according to an over current, the trip mechanism part being provided for one of two adjacent poles; a crossbar that is rotatable by contacting and pressing of the movable member of the instantaneous trip mechanism or the bimetal of the thermal trip mechanism; and a shooter that is provided to be rotatable by contacting of the crossbar rotating.. ... Lsi Corporation

03/01/18 / #20180061601

Multi-pole molded case circuit breaker with insulation barrier for rotary pin

Provided is a multi-pole molded case circuit breaker (mccb) with an insulation barrier for a rotary pin, in which an insulation barrier is provided in a rotary pin for inter-phase power transmission to prevent dielectric breakdown. The multi-pole mccb includes a shaft assembly having a movable contactor and having a plurality of rotary pin holes formed in a penetrating manner, a base assembly to which the shaft assembly is rotatably accommodated to be coupled, a switching mechanism coupled to an upper portion of the base assembly and rotating the shaft assembly, a plurality of rotary pins coupled to the plurality of rotary pin holes in a penetrating manner, and an insulation barrier formed of an insulating material and covering the plurality of rotary pins.. ... Lsi Corporation

02/01/18 / #20180031416

Sensor support for use with lighting refractor

A sensor support for use with a lighting refractor includes a housing defining an interior cavity configured to receive and support a sensor for sensing at least one of motion or light. The sensor support further includes a locking structure operatively associated with the housing and configured to selectively attach the housing to a peripheral portion of a lighting refractor, and an aperture in the housing and arranged to expose the sensor to an environment around the lighting refractor. ... Lsi Corporation

01/25/18 / #20180025876

Mechanism coupling structure of molded case circuit breaker

A mechanism coupling structure of a molded-case circuit breaker according to an embodiment of the present disclosure including a shaft to one side of which a movable contactor is coupled, and on a part of which a rotating pinhole is formed in a penetrating manner; a base assembly into which the shaft is rotatably accommodated and coupled, a switch mechanism coupled to an upper portion of the base assembly and exposed with a first lower link and a second lower link at a lower side thereof, and a rotating pin coupled in a penetrating manner to the first lower link, second lower link and rotating pinhole may be provided therein, wherein the rotating pin has a protruding portion for release prevention at one end thereof.. . ... Lsi Corporation

01/04/18 / #20180003747

Device of monitoring reactive power compensation system, and method thereof

The present disclosure relates to a device of monitoring a reactive power compensation system to compensate reactive power, the device including a measurement unit configured to acquire voltage data, current data, and a phase angle from each constituent device, a power performance index calculation unit configured to calculate power performance index data including at least one of power factor data, flicker data, and harmonics data based on the acquired voltage data, current data, and phase angle, and a controller configured to analyze and evaluate the calculated power performance index data based on a preset situation.. . ... Lsi Corporation

12/21/17 / #20170360432

Loader for surgical suturing

A loader for a surgical suturing instrument is disclosed. The loader has a head having a protrusion configured to be releasably held by a tissue bite area of a surgical suturing instrument. ... Lsi Corporation

12/21/17 / #20170360430

Minimally invasive surgical suturing device with improved visualization

A suturing device is disclosed. The suturing device has a guide tip. ... Lsi Corporation

12/14/17 / #20170358983

Reactive power compensation system and method thereof

The present disclosure relates a reactive power compensation system including a detection unit for acquiring loading state information of a plurality of loads, a reactive power compensation unit for compensating reactive power, and a controller for controlling the reactive power compensation unit to perform flicker compensation or power factor compensation based on a control signal according to the loading state information.. . ... Lsi Corporation

12/14/17 / #20170356945

Diagnostic system for electric power equipment

An electric power equipment comprises: a display module; a sensor module for outputting measurement data including a first noise signal measured from inside of the electric power equipment, a second noise signal measured from outside of the electric power equipment, a temperature signal of the electric power equipment, and a humidity signal of the electric power equipment; and a control module for diagnosing whether a partial discharge has occurred based on the measurement data, wherein the control module includes: a determination unit for determining whether a signal magnitude of the first noise signal is within a preset first reference range; an analysis unit for diagnosing an occurrence of the partial discharge, and for analyzing the signals according to the analysis algorithm; and a control unit for controlling a result information of the analyzing, and a maintenance and repair information, to be displayed.. . ... Lsi Corporation

12/07/17 / #20170351792

Simulation apparatus and operating method thereof

A simulation apparatus includes a database configured to a set line parameter for a system line configuring a power system; a parameter error detector configured to compare surveyed data measured in the system line and the line parameter to detect error of the line parameter; a system analysis simulator configured to perform a system analysis simulation based on the surveyed data and the line parameter; and a monitor configured to display an error detection result of the line parameter from the parameter error detector and a system analysis simulation result performed in the system analysis simulator.. . ... Lsi Corporation

12/07/17 / #20170350924

Device for measuring loss in reactive power compensation system

The present disclosure relates to a device for measuring a loss in a reactive power compensation system to compensate reactive power, which includes at least one load connected to a receiving end, a reactive power compensation unit connected to the receiving end and comprising at least one device, at least one detection unit provided at the at least one device and detecting a voltage, a phase of a voltage, current, and a phase of current, a measurement unit measuring voltage data, current data, and a phase angle based on the voltage, the phase of a voltage, the current, and the phase of current detected by the at least one detection unit, and a loss calculation unit calculating loss power of the at least one device based on the measured voltage data, current data and phase angle.. . ... Lsi Corporation

11/30/17 / #the present disclosure relates to a reactive power compensation system includes a first measurement unit, a second measurement unit, a reactive power compensation unit, and a controller. the first measurement unit measures impedance of each of at least one load. the second measurement unit measures a voltage and current provided to the at least one load. the reactive power compensation unit compensates the leading reactive power or the lagging reactive power. the controller monitors a change of the impedance in real time, checks a change of the voltage or current according to the change of the impedance, and controls the reactive power compensation unit according to a result of the check to compensate the leading reactive power or the lagging reactive power.

Lsis Co., Ltd.

. . ... Lsi Corporation

11/30/17 / #20170344046

Reactive power compensation system and method thereof

The present disclosure relates to a reactive power compensation system including a reactive power compensation unit for measuring compensate reactive power, an impedance measurement unit for measuring an impedance value of each of a plurality of loads, and a learning control unit for controlling the reactive power compensation unit based on the measured impedance value.. . ... Lsi Corporation

11/30/17 / #20170343977

Computing apparatus and operating method thereof

Disclosed is a computing apparatus, which comprises a plug-in profile configured to store a plurality of target source codes that are modularized to perform functions applied to a target device that operates based on a platform; a profile extractor configured to extract at least one target source code out of the plurality of target source codes, based on operating information of the target device; and a platform applying unit configured to combine the extracted at least one target source code on the platform.. . ... Lsi Corporation

11/23/17 / #20170338070

Circuit breaker

A circuit breaker is provided, which includes a cradle having a plurality of cradle terminals, and a breaker main body connected to the cradle and having a plurality of breaker terminals electrically connected to the plurality of cradle terminals, in which each of the plurality of breaker terminals includes a terminal body extended from the breaker main body and protruded toward each of the plurality of cradle terminals, contacts coupled to upper and lower portions of terminal body and disposed in parallel to face each other, and a contact protrusion protruded to a round shape in a direction which the contacts face each other such that, upon connection of the plurality of cradle terminals, the contact protrusion contacts and presses both sides of the connected cradle terminals.. . ... Lsi Corporation

11/16/17 / #20170331894

Slave device control method

The present disclosure relates a slave device control method including generating the control message including a plurality of input data and transmitting the control message to a specific slave device among a plurality of slave devices, by a master device, extracting input data from a received data start position of the control message, by the specific slave device, and padding output data to transmitted data storage position of the control message and transmitting the output data to a next slave device, by the specific slave device.. . ... Lsi Corporation

11/16/17 / #20170331726

Slave device control method

The present disclosure relates to a slave device control method, for transmitting a control message along with group start data and group end data to a slave device by a master device so as to set a start point and an end point of the slave device in a sub group, and for allowing the master device to check a network topology using a topology collection message so as to effectively generate a sub group.. . ... Lsi Corporation

11/16/17 / #20170331311

Electric energy storage apparatus

An electric energy storage apparatus according to an embodiment may include a grid configured to supply first electric energy; a generator configured to supply second electric energy; and an electric energy storage apparatus configured to receive and store at least one of the first electric energy and the second electric energy, and supply the stored electric energy or the received electric energy to an electric load, wherein the electric energy storage apparatus senses a magnitude of electric energy discharged to the grid in an operation mode of supplying the stored electric energy to the electric load, and changes the operation mode when the sensed magnitude of electric energy exceeds a preset first threshold value.. . ... Lsi Corporation

11/16/17 / #20170329616

Scada system

Disclosed herein is a scada system that can adjust the size of a window added to the whole screen depending on the context of the window. The scada system includes a server that acquires data from remote apparatuses for system control and monitoring, and a display device that displays the acquired data via a dashboard. ... Lsi Corporation

11/16/17 / #20170329513

Outdoor ordering system with interactive menu elements

An ordering system includes a video display unit operable for displaying contents of a plurality of selectable menu screens and an input pad operable for capturing at least one gesture of a user in at least one direction over the input pad. The gestures are used to select from a plurality of selectable menu screens for display by the video display unit.. ... Lsi Corporation

11/09/17 / #20170324266

Battery control circuit for power generation system using renewable energy

The battery control circuit includes: a battery; a dc power supply unit; a first dc-dc converter providing a current path in a first direction of supplying the dc energy from the dc power supply unit to the battery, and a current path in a second direction of discharging the dc energy in the battery to a ground; a first capacitor fully discharging the battery in a manner that the sum of a voltage across the first capacitor and a voltage across the flow battery to be higher than an output voltage of the first dc-dc converter; a second dc-dc converter supplying the dc energy from the dc power supply unit to the first capacitor; and a controller controlling the first dc-dc converter to form the current flow path in the second direction when a number of times of charging and discharging the flow battery reaches a preset number.. . ... Lsi Corporation

11/09/17 / #20170323753

Adjustable thermal trip mechanism for circuit breaker

An adjustable thermal trip mechanism for a circuit breaker is provided which can improve the reliability of over-current tripping by minimizing an influence upon thermal tripping even if an assembly error such as skewing or twisting occurs during assembly of bimetallic strips. The adjustable thermal trip mechanism for the circuit breaker comprises: a crossbar that is rotatable and has at least one power receiving portion for receiving rotary power; a bimetallic strip that can bend towards the power receiving portion when an over current occurs on the circuit; and an adjustment screw installed to face the power receiving portion, wherein the power receiving portion comprises a plurality of planar portions which are at different distances from the adjustment screw.. ... Lsi Corporation

11/09/17 / #20170323751

Current limiting device of circuit breaker

In present disclosure, a movable bar guide portion is formed to protrude toward a movable bar in a shaft having a movable bar, and when a fault current is applied and the movable bar is rotated due to electromagnetic repulsion force, the movable bar and the movable bar guide portion contact each other, and thus, when the movable bar is rotated through the movable guide portion, movement of a rotation center of the movable bar is minimized.. . ... Lsi Corporation

11/09/17 / #20170322975

Apparatus for managing local monitoring data

The present disclosure relates to an apparatus for managing local monitoring data. The apparatus for managing local monitoring data includes an identification unit configured to identify monitoring data as one of structured monitoring data and unstructured monitoring data using flag information of the monitoring data, a storage unit configured to store structured monitoring data in a relational database or unstructured monitoring data in an unstructured database on the basis of an identification result of the monitoring data, and a conversion unit configured to search structured monitoring data corresponding to a data conversion condition among the structured monitoring data to convert the searched structured monitoring data into unstructured monitoring data.. ... Lsi Corporation

11/09/17 / #20170322242

Apparatus for predicting power loss of transformer

The present disclosure relates to an apparatus for predicting power loss of a transformer, and more particularly, to an apparatus for predicting power loss of a transformer, which is capable of predicting power loss by comparing temperature data of the transformer with reference data thereof. An apparatus for predicting power loss of a transformer according to one embodiment of the present disclosure includes a measurement unit configured to measure a temperature of a transformer, a calculation unit configured to calculate temperature data of the transformer on the basis of the measured temperature, a storage unit configured to set and store the reference data of the transformer, and a determination unit configured to determine power loss of the transformer by comparing the temperature data with the reference data, wherein the reference data includes power loss according to the temperature data.. ... Lsi Corporation

10/26/17 / #20170310793

Hardware protocol stack with user-defined protocol applied thereto and method for applying user-defined protocol to hardware protocol stack

The present disclosure relates to a hardware protocol stack, and more particularly, to a hardware protocol stack to which a user-defined protocol is applicable. The present disclosure compares header information stored in a register unit with header information of a received frame, and determines a processing of the received frame on the basis of a comparison result. ... Lsi Corporation

10/26/17 / #20170310250

Disconnection detection apparatus of sinusoidal wave signal

Disclosed is a disconnection detection apparatus of a sinusoidal wave signal. The disconnection detection apparatus of the present disclosure converts a first sinusoidal wave and a second sinusoidal wave into absolute values, respectively, and determines that disconnection occurs when a value of the first sinusoidal wave is less than a first comparison value that is greater than a minimum value and a value of the second sinusoidal wave is less than a second comparison value that is less than a maximum value.. ... Lsi Corporation

10/26/17 / #20170310208

Apparatus for controlling operation of power converstion device

The present invention relates to an apparatus for controlling the operation of a power conversion device including a rectifier part, an initial charging part, a dc-link part and an inverter part. The apparatus includes: a control part configured to drive a relay connected in parallel to an initial charging resistor of the initial charging part if a dc-link voltage of the dc-link part exceeds a first reference voltage during initial charging for the dc-link part; a relay monitoring part configured to monitor whether or not the relay is normally being operated when the relay is driven; and an inverter driving part configured to stop of the driving of the inverter part if it is determined that the relay is not normally being operated by referring to a result of the monitoring of the relay monitoring part.. ... Lsi Corporation

10/26/17 / #20170309414

Draw in and out type circuit breaker

Disclosed is a draw in and out type circuit breaker. In the draw in and out type circuit breaker, at least one guide slot is provided in a slide plate, and thus, a clip moves to a test position, a connected position, or a disconnected position with being fitted into the at least one guide slot, thereby enabling a position of the clip to be easily controlled.. ... Lsi Corporation

10/26/17 / #20170308426

Apparatus for controlling inverter

An apparatus for controlling an inverter includes a volatile, first storage part; a nonvolatile, second storage part; and a control part configured to store data related to the status of the inverter in the first storage part when the inverter is driven and configured to select some of the data stored in the first storage part depending on the type of failure event when a failure event occurs and store the selected data in the second storage part.. . ... Lsi Corporation

10/26/17 / #20170307450

Apparatus for correcting of temperature measurement signal

The present invention relates to an apparatus for correcting a temperature sensing signal of an igbt temperature sensing device which outputs only a temperature sensing signal having a voltage value equal to or higher than a preset voltage value, by using an output limiting diode. The apparatus includes: a calculating part configured to calculate a conduction current value of the output limiting diode by using the resistance of an ntc thermistor included in the igbt temperature sensing device; a determining part configured to determine a drop voltage value of a voltage drop occurring in the output limiting diode based on the conduction current value; and a correcting part configured to correct the temperature sensing signal by increasing the voltage of the temperature sensing signal output from the igbt temperature sensing device by the drop voltage value.. ... Lsi Corporation

10/26/17 / #20170305291

Apparatus for controlling electric vehicle charging system

Disclosed herein is an apparatus for controlling an electric vehicle charging system. The apparatus charges each of a plurality of batteries up to a first preset voltage lower than a full charge voltage by voltage control, charges the plurality of batteries up to a predetermined percentage of a second preset voltage that is the full charge voltage by current control, and charges the plurality of batteries up to the second preset voltage by the voltage control.. ... Lsi Corporation

10/26/17 / #20170305284

Charge system for electric vehicle and method for charging electric vehicle

Disclosed herein is a charging system for an electric vehicle. The charge system includes: a power conversion system configured to convert ac power into dc power or convert dc power into ac power; a main switch unit having an end connected to the power conversion system; and a plurality of sub-switches, each of the sub-switches having an end connected to the respective batteries and the other end connected to the other end of the main switch unit in parallel. ... Lsi Corporation

10/12/17 / #20170295262

Inverter system

Disclosed is an inverter system. A control part of the inverter system includes a control unit configured to set a communication protocol in association with a control unit of the power part, and transmit control data and receive power data according to the set communication protocol, and a power part of the inverter system includes a control unit configured to set a communication protocol in association with the control unit of the control part, and transmit power data and receive control data according to the set communication protocol.. ... Lsi Corporation

10/12/17 / #20170295233

Apparatus for relaying data transmission in scada system

Disclosed herein is an apparatus for relaying data transmission in a scada server. The apparatus includes: a communications unit configured to receive a data transmission request from the host server and transmit a target data request by the host server to the host server; a update unit configured to update event data corresponding to the target data among event data in the scada server and transmit the target data requested by the host server to the communications unit; and a synchronization management unit configured to synchronize the event data updated by the update unit with a backup scada server. ... Lsi Corporation

10/12/17 / #20170294855

Inverter

The present disclosure relates to an inverter, and more specifically to an inverter that can be restarted stably by determining whether to restart it when power is supplied after a failure has occurred in the inverter due to a fault in the main supply.. . ... Lsi Corporation

10/12/17 / #20170294851

Method for controlling inverter system

The present invention relates to a method for controlling an inverter system including a plurality of inverters connected in parallel. The method includes: comparing a target power amount with an amount of power to be supplied by the predetermined number of inverters; determining the number of inverters to be driven, based on a result of the comparison; and supplying the final output power to an ac power system by driving inverters by the determined number of inverters.. ... Lsi Corporation

10/12/17 / #20170294751

Downloader gender case

A downloader gender case is disclosed. The download gender case according to the present invention comprises: a fixed cover for fixing a substrate, configured to surround a part of the substrate and the periphery of a header and formed with a first through hole through which the header is opened; a slide cover disposed on the outer side of the fixed cover, configured to surround the other part of the substrate and the periphery of a pin header and formed with a second through hole through which the pin header is opened; and an opening and closing portion coupled with the slide cover to open and close the second through hole, the slide cover being capable of sliding in a direction toward the header or the pin header.. ... Lsi Corporation

10/05/17 / #20170289248

Energy management server, energy management system and the method for operating the same

An energy management server includes a controller configured to process first data collected from a power system into a second data; a memory database unit configured to classify the second data into dynamic data and static data according to an established data classification to store the dynamic and static data; and a duplex controller configured to selectively receive the first data and the dynamic data or the static data to synchronize with another energy management server.. . ... Lsi Corporation

10/05/17 / #20170289212

Human machine interface system and the method for operating the same

A human machine interface (hmi) system includes a human machine interface (hmi) content server configured to control content information for a content provided to a display equipment; and a hmi configured to receive device information and user experience information transmitted from the display equipment and output an analysis result produced by analyzing the device information and the user experience information to the hmi content server to control the content information.. . ... Lsi Corporation

10/05/17 / #20170288964

Telecommunications system for programmable logic controller

A telecommunications system for a programmable logic controller (plc) includes: a master module comprising a transmitter and a receiver; one or more slave modules configured to receive signals transmitted from the transmitter and transmit signals to the receiver in response to the transmitted signals; a signal conversion module configured to convert the signals transmitted between the master module and the slave modules into digital signals; a control module configured to control the signal conversion module and to determine whether there is an error in the signals transmitted between the master module and the slave modules based on the digital signals; a display module configured to display a result of the determination by the control module.. . ... Lsi Corporation

10/05/17 / #20170288591

Apparatus for correcting current reference

The present disclosure relates to an apparatus for correcting a current reference, and more particularly, to an apparatus for correcting a current reference including a calculation unit configured to set a first torque reference section and a second torque reference section using candidate values of a correction factor that corrects the current reference so as to enable the current reference to satisfy rated operating conditions of the induction machine, and calculate the correction factor according to a section, in which the torque reference is included, of the first torque reference section and the second torque reference section, and a correction unit configured to correct the current reference using the correction factor.. . ... Lsi Corporation

10/05/17 / #20170288573

Apparatus for balancing voltages of dc link capacitor in inverter

An apparatus for balancing a voltage of a direct current (dc) link capacitor of an inverter is provided. The apparatus of the present disclosure includes a switching unit connected to a node (a reference point) between the first and second resistors, which are connected in series to each other, and a node (a neutral point) between the first and second capacitors, which are connected in series to each other, and configured to short and open between the reference point and the neutral point, and a control unit configured to control the switching unit to short between the reference point and the neutral point when a voltage of the reference point (a reference point voltage) and a voltage of the neutral point (a neutral point voltage) are different from each other.. ... Lsi Corporation

10/05/17 / #20170288572

Oil type phase shift transformer for medium voltage inverter system

Disclosed is a phase shift transformer for supplying voltage to a plurality of unit power cells in a medium voltage inverter system. The phase shift transformer according to the present invention comprises a first bushing arranged by the side of a tank and connected to a first winding to apply high voltage and a plurality of second bushings arranged on the top of a cover and connected to each of a plurality of second windings to output low voltage, wherein three outputs of the plurality of second bushings can be applied to unit power cells.. ... Lsi Corporation

10/05/17 / #20170288405

Hybrid power storage apparatus

A hybrid power storage apparatus according to one embodiment of the present disclosure includes a battery configured to store first electric power supplied to an electric power system and second electric power supplied therefrom; an electric power conversion unit configured to convert the first electric power into an alternating current (ac) power and the second electric power into a direct current (dc) power; and a control unit configured to receive electric power information of the electric power system from a server, and control the battery and the electric power conversion unit to supply electric power to the electric power system or to receive electric power supplied therefrom based on a magnitude or a frequency of electric power included in the received electric power information.. . ... Lsi Corporation

10/05/17 / #20170288395

Current circuit breaker

Disclosed herein is a current circuit breaker that protects a semiconductor module by using fast switches to block a current. The current circuit breaker includes: a first switch configured to be opened upon a fault current being generated; a second switch connected to the first switch and configured to be opened after a predetermined period of time elapses since the first switch has been opened; a semiconductor module having an end connected to the first switch and another end connected to the second switch; a capacitor having a terminal connected to the second switch and the other terminal connected to the semiconductor module; and a surge arrester connected across the capacitor and configured to change its resistance according to a voltage across the capacitor to block the fault current.. ... Lsi Corporation

10/05/17 / #20170287891

Schottky-cmos asynchronous logic cells

Integrated circuits described herein implement an x-input logic gate. The integrated circuit includes a plurality of schottky diodes that includes x schottky diodes and a plurality of source-follower transistors that includes x source-follower transistors. ... Lsi Corporation

10/05/17 / #20170287659

Vacuum interrupter for a vacuum circuit breaker

A vacuum interrupter for a vacuum circuit breaker is disclosed, in which a center shield is arranged between an upper insulating envelope and a lower insulating envelope, whereby the center shield is not provided inside each of the insulating envelopes and thus outer diameters of the respective insulating envelopes are reduced.. . ... Lsi Corporation

10/05/17 / #20170287110

Remote management system supporting n-screen function

The present disclosure relates to a remote management system supporting an n-screen function. A remote management system according to one embodiment of the present disclosure includes a graphic editing unit configured to create a first file including a plurality of layers corresponding to resolutions of plurality of devices, and a remote server configured to verify resolution of a remote terminal and an application standard thereof when receiving a monitoring screen provision request from the remote terminal, and to create a second file corresponding to the resolution of the remote terminal and the application standard thereof, thereby providing the second file to the remote terminal. ... Lsi Corporation

10/05/17 / #20170286235

Method of managing db between duplex ems server

A method of managing databases (dbs) in duplex servers includes: updating a db in the backup server to a first version; transmitting a list of name keys in the backup server to the active server; transmitting name keys that are identical between the active server and the backup server to the backup server; and synchronizing dbs between the active server and the backup server by using the identical name keys. The data can be synchronized between dbs having different versions based on name keys.. ... Lsi Corporation

10/05/17 / #20170285891

Method of providing monitoring screen composition functions

The present disclosure relates to a method of providing monitoring screen composition functions. A method of providing monitoring screen composition functions for controls of a system according to an embodiment of the present disclosure includes receiving a type of a monitoring screen which a user intends to generate; receiving characteristics of the monitoring screen from the user; obtaining initial generation information corresponding to the type and the characteristics received from the user; and outputting an initial monitoring screen on a display unit based on the initial generation information. ... Lsi Corporation

09/28/17 / #20170279886

Method of synchronizing user setting data among multiple centers

Disclosed herein is a method of synchronizing data among multiple ems centers. The method may include updating user setting data by a client in a main center; transmitting the user setting data from the main center to a secondary center; and synchronizing the user setting data between the main center and the secondary center.. ... Lsi Corporation

09/28/17 / #20170278487

Method for displaying monitoring viewer in hmi system

Disclosed herein is a method for displaying a monitoring viewer in an hmi system. The method includes, upon receiving a request to display a monitoring viewer from a user, acquiring screen data to be displayed in the monitoring viewer; displaying a control area of the monitoring viewer on a display; displaying a view area of the monitoring viewer on the display; and displaying a monitoring screen in the view area by using the screen data. ... Lsi Corporation

09/28/17 / #20170278319

Fault diagnosis apparatus for brake of train and automatic train operation equipment due to the reduction braking performance using the same and fault diagnosis method for brake of train

The present invention relates to a fault diagnosis apparatus for a brake of a train, an automatic train operation system operated due to degradation of braking performance using the same, and a fault diagnosis method for the brake of the train. In particular, the present invention is directed to determining that a fault has occurred in the brake when the difference between the current acceleration of the train and the required acceleration is greater than or equal to a reference value and safely moving the train to a stopping point through a powering operation or coasting operation such that emergency braking is not applied by an automatic train protection (atp) system if the fault has occurred in the brake. ... Lsi Corporation

09/28/17 / #20170277170

Hmi system

The present disclosure relates to a human machine interface (hmi) system easily applicable to each of a plurality of control management systems. An hmi system according to one embodiment of the present disclosure includes a module generation unit configured to generate an interface module of a control management system selected by an input of a user based on a source code data corresponding to at least one system component, source code data corresponding to each of one or more engineering components, and profile data corresponding to each of a plurality of control management systems. ... Lsi Corporation

09/28/17 / #20170277155

Supervisory control and data acquisition system and data engineering method thereof

A supervisory control and data acquisition (scada) system includes: a database configured to store data on the scada system; a client; and a server configured to transmit the data stored in the database to the client in response to a request of the client. The client is configured to display a supervisory screen for monitoring the scada system on the basis of the transmitted data. ... Lsi Corporation

09/28/17 / #20170276737

Slave module for monitoring electric system

Disclosed herein is a slave module for monitoring an electric system. The slave module includes: a data transmitting/receiving unit configured to receive request data from the master module and transmit response data to the master module via the serial bus; a data converting unit configured to convert the request data into first digital data and convert second digital data into the request data; a determining unit configured to determine whether the serial bus is in inactive state based on the first digital data and the second digital data; and a data processing unit configured to transmit emergency data to the master module if it is determined that the serial bus is in the inactive state.. ... Lsi Corporation

09/21/17 / #20170271854

Motor control center unit

A motor control center (mcc) unit includes a drawer having a space for accommodating a circuit breaker, a hinge bracket installed on one of left and right sides of the drawer, a base connected to the hinge bracket by a hinge shaft, and a display mechanism installation plate fastened to the base by a fastening member. Although a display mechanism or a display mechanism installation plates are different according to sizes or models of the mcc unit, a base and a hinge bracket may be commonly used.. ... Lsi Corporation

09/21/17 / #20170271110

Arc eliminator with earth contact

The present invention relates to an arc eliminator, and more particularly, to an arc eliminator with an earth contact. An arc eliminator comprises: a housing; an extinguisher installed on the housing; and an earth contact that is installed on the housing and protrudes out from the housing in such a way as to be connected to the ground bus bar provided inside a distribution board when the extinguisher is moved to a first position where the extinguisher is connected to a fixed bus bar provided inside the distribution board, and to be disconnected from the ground bus bar when the extinguisher is moved to a second position where the extinguisher is disconnected from the fixed bus bar.. ... Lsi Corporation

09/14/17 / #20170264459

Communications device having relay

A communications device includes a master unit and a block of slave units including a plurality of slave units control by the master unit. Each of the slave units include first and second ports to which different communications lines are connected, respectively, and a relay disposed between the first port and the second port and open/closed depending on whether power is supplied.. ... Lsi Corporation

09/14/17 / #20170263390

Arc eliminator

An arc eliminator includes a housing having a space formed therein and including an opening, an arc extinguishing part installed in the housing and including a moving rod disposed to be movable to the space, an indicator rotatably installed within the housing and seen through the opening, and an indicator rotating mechanism interworking with the moving rod when the moving rod moves, to rotate the indicator. A closing state and opening state of an arc extinguishing part may be easily recognized through an indicator and an arc accident may be minimized.. ... Lsi Corporation

09/14/17 / #20170263389

Interlock device of withdrawable arc eliminator

The present invention relates to an interlock device of a withdrawable arc eliminator, and more particularly, to an interlock device of a withdrawable arc eliminator capable of preventing insertion or withdrawal of an arc eliminator applied to an electrical panel, in a closed state of the arc eliminator.. . ... Lsi Corporation

09/14/17 / #20170263109

Apparatus for data processing

The present disclosure relates to a data processing apparatus. The data processing apparatus includes: at least one data processor configured to collect the data from the rtus and check alarm data associated with the collected data; a first spooler configured to receive the alarm data output from the data processor to create an alarm data queue; an alarm processing unit configured to receive the alarm data included in a first alarm data queue of the first spooler sequentially to create a second alarm data queue for creating an alarm message, and to create an alarm message based on alarm data in the second alarm data queue to output it. ... Lsi Corporation

09/14/17 / #20170259836

Central processing unit module for processing railway signal

The present disclosure relates to a cpu module for processing railway signals, and more specifically to a cpu module for processing railway signals that controls operation timing of a first comparator, a signal processing unit and a second comparator.. . ... Lsi Corporation

09/07/17 / #20170255607

Method of controlling data display device

Disclosed herein is a method of controlling data display device. The method includes: loading a monitoring view to initialize it; determining whether to display a tabular view; setting a tabular module if it is determined that the tabular view is to be displayed; displaying the tabular view according to set conditions; and checking whether to perform a view update mode during the displaying the tabular view.. ... Lsi Corporation

09/07/17 / #20170255175

Server apparatus in energy management system and operating method of thereof

The present invention relates to an energy management system. The energy management system includes: a client device; and a server. ... Lsi Corporation

09/07/17 / #20170254728

Data logging apparatus

A data logging apparatus stores communications data transmitted/received between a first apparatus and a second apparatus as log data, determines whether an event occurs based on the communications data, and stores log data within predetermined time periods before and after the time point at which the event has occurred, i.e., between a log start time and a log end time as event data. The data logging apparatus can efficiently store data that is used for analyzing the cause of the event occurring in the first apparatus.. ... Lsi Corporation

08/31/17 / #20170250526

Motor control center

A motor control center (mcc) includes a cabinet, a bus located within the cabinet, a partition vertically partitioning the inside of the cabinet, and an mcc unit located on the partition and including a clip connected to the bus, a first guide located on a lower surface of the mcc unit and having a protrusion part, and a second guide located on an upper surface of the partition and slidably guiding the first guide in a forward/backward direction, wherein the second guide has rise limiting parts limiting rise of the protrusion part in order to limit rise of the first guide, and thus, separation of the mcc unit is minimized, and since the mcc unit is mounted in a normal position, high reliability is obtained.. . ... Lsi Corporation

08/31/17 / #20170250044

Enclosed type electromagnetic switch having status indication function

The present invention relates to an enclosed type electromagnetic switch having a status indication function, and more particularly, to and enclosed-type electromagnetic switch having a status indication function that can show the electromagnetic switch's status on an enclosure.. . ... Lsi Corporation

08/31/17 / #20170248982

Electric power system

Disclosed herein is an electric power control system including a communication apparatus, a server, and a client, wherein the communication apparatus includes a communication unit operative to communicate with the client and server included in the electric power system to relay the service request received from the client to the server and relay the response to the service request received from the server to the client, a comparison/determination unit operative to compare a timeout time taken for the client to wait for the response to the service request with a processing time taken for the server to process the service request, and a controller operative to control the communication unit and the comparison/determination unit and to announce to the client that the processing time is longer than the timeout time when the processing time is longer than the timeout time.. . ... Lsi Corporation

08/31/17 / #20170248660

Apparatus for detecting defect of electric power system

An apparatus for detecting a defect of an electric power system according to one embodiment of the present disclosure includes a first state signal output unit for outputting a first state signal corresponding to a magnetic force generated at a periphery of a line, a second state signal output unit for outputting a second state signal based on a magnitude of a line current and an increase ratio thereof, and a determination unit for determining whether the electric power system is defective or not based on the first state signal and the second state signal.. . ... Lsi Corporation

08/24/17 / #20170245403

Cooling system for two-dimensional array power converters

Disclosed herein is a cooling system for two-dimensional array power converters. The cooling system includes: a plurality of power converters arranged in two-dimension; a compressor configured to generate compressed air; vortex tubes each installed in the respective power converters, the vortex tubes configured to generate low-temperature air based on compressed air from the compressor; valves installed between the compressor and the vortex tubes; temperature sensors each installed in the respective power converters to measure temperature inside the power converters; and a controller configured to determine whether to supply the low-temperature air into the power converters by using the vortex tubes, based on the temperature measured by the temperature sensors, and to control the valves depending on a result of the determination.. ... Lsi Corporation

08/24/17 / #20170245387

Motor drive unit

Disclosed herein is a motor drive unit. The motor drive unit includes a base part; a middle base part disposed above the base part; a heat discharging part mounted on the base part and disposed under the middle base part to slide on the middle base part, wherein an area in which the heat discharging part is installed is smaller than an area of the middle base part; and a power pcb part disposed above the middle base part, an emc pcb part disposed above the power pcb part with a spacing; a control pcb part coupled with a side portion of the power pcb part; and a condenser unit penetrating the middle base part to be fixed to it, wherein a lower end of the condenser unit is disposed on a side of the heat discharging part.. ... Lsi Corporation

08/24/17 / #20170245026

Telemetry system

A telemetry system includes: a plurality of meters; a data reader configured to acquire meter reading information for each of the meters; a transmitter configured to receive the meter reading information for each of the meters acquired through the data reader and transmit a corresponding bluetooth beacon signal; a receiver configured to receive transmission information from the transmitter; and a meter reading server configured to manage the meter reading information for each of the meters based on the transmission information received through the receiver.. . ... Lsi Corporation

08/24/17 / #20170244404

Fault detector for anti-parallel thyristor

A fault detector for an anti-parallel thyristor includes: a power supply unit configured to supply power to the first and second thyristors; a first current sensor configured to output a first current measurement value that flows through the first thyristor; a second current sensor configured to output a second current measurement value that flows through the second thyristor; and a detector which notifies a fault of a thyristor when the first and second current measurement values satisfy a set fault condition,. . ... Lsi Corporation

08/24/17 / #20170244399

Method and apparatus for generating pwm signal

Disclosed herein are a method and an apparatus for generating a random pwm voltage reference signal for driving an inverter, which can more simply generate random position pwm (rppwm) in which a position of an active vector is changed to achieve the same effect as when a switching frequency is changed.. . ... Lsi Corporation

08/24/17 / #20170244335

Inverter

Disclosed herein is an inverter. The inverter includes a base provided with a heat dissipation part, a main board disposed on the base to output an input power along an independent power flow through a rectification part and a inverter part, and a control board fixed to be electrically connected to the main board to form a flow of a secondary power and a flow of an electrical signal, the flow of the secondary power and the flow of the electrical signal being independent from each other.. ... Lsi Corporation

08/24/17 / #20170244314

Method for controlling three phase equivalent voltage of multilevel inverter

Provided is a method of controlling a three phase equivalent voltage in a multilevel inverter including sensing a state of each of power cells of the multilevel inverter to determine whether or not failure occurs at each of the power cells, bypassing power cells which are determined as being failed to connect power cells operating normally to each other in series per each phase, calculating an offset voltage value using a phase voltage reference per each phase and a sum of each of direct current (dc) link voltages of the power cells which operate normally and configure each of the phases, and calculating a pole voltage reference per each phase for maintaining an equivalence of a three phase line-to-line output voltage using the phase voltage reference per each phase and the calculated offset voltage.. . ... Lsi Corporation

08/24/17 / #20170243710

Instant trip mechanism for molded case circuit breaker

Disclosed embodiments include an instant trip mechanism for a molded case circuit breaker. In some embodiments, the mechanism includes an adjustment dial to set a current for an instant trip operation; an instant bar provided with an upper portion contactable with the adjustment dial, a shaft portion serving as a rotation shaft, and a lower extending portion downwardly extending from the shaft portion; an electromagnet unit to generate a magnetic attraction force that is proportional to an amount of current flowing on the circuit; an armature rotatable with a lower end portion supported by a shaft, and attracted toward the electromagnet unit by the magnetic attraction force; and a spring for applying to the armature a load varying in a direction of the armature getting away from the electromagnet unit.. ... Lsi Corporation

08/24/17 / #20170241676

Cooling apparatus for power converter

The cooling apparatus includes: a compressor configured to generate compressed air; first and second vortex tubes configured to generate cold air based on the compressed air generated from the compressor; a first valve installed between the compressor and the first vortex tube; a second valve installed between the compressor and the second vortex tube; first and second temperature sensors installed in the power converter and configured to measure the internal temperature of the power converter; and a control unit configured to determine whether or not the first and second vortex tubes supply the cold air into the power converter, based on first and second temperatures respectively measured by the first and second temperature sensors, and to transmit a valve open signal or a valve close signal to the first and second valves based on a result of the determination.. . ... Lsi Corporation

08/17/17 / #20170236672

Fuse case and case cover of vacuum contactor

A fuse case and a case cover of a vacuum contactor including a truck, a main circuit unit, and a front cover covering a front side of the main circuit unit include a fuse connected to an upper terminal of the main circuit unit and blowing, when a fault current is generated in a circuit, to break the circuit, a fuse case opened in an upper side, accommodating the fuse, and having an insertion coupling part formed on a side surface thereof, and a case cover coupled to an upper side of the fuse case, coupled to the insertion coupling part in an insertion coupling manner, and covering a rear end portion of the fuse, wherein the case cover includes an upper surface portion and side surface portions, and the side surface portions include a first side surface portion and a second side surface portion.. . ... Lsi Corporation

08/17/17 / #20170236671

Multi-pole molded case circuit breaker

The present invention relates to a multi-pole molded case circuit breaker, more particularly, to a multi-pole molded case circuit breaker having a safety device (with an isolation function) which prevents a manipulation handle from being moved to an off-position when a fusion occurs on a contact portion.. . ... Lsi Corporation

08/17/17 / #20170236668

Auxiliary relay of electronic contactor

Disclosed embodiments relate to an auxiliary relay of an electronic contactor. In some embodiments, an auxiliary relay has its conducting state controlled by a plurality of lead switches, in a non-exposed state of contact parts to the outside. ... Lsi Corporation

08/17/17 / #20170236663

Bypass switch

A bypass switch includes: a casing; a vacuum interrupter disposed inside the casing, the vacuum interrupter being disposed such that a movable contact is movable to a fixed contact; a first fixing bus-bar fixed to the casing; a second fixing bus-bar fixed to the casing to be spaced apart from the first fixing bus-bar; a moving pusher connected to the movable contact; a drive source installed in the casing, the drive source pushing the moving pusher to a position at which the movable contact and the fixed contact are contacted with each other; and a multi-contactor disposed to be contacted with the moving pusher. Accordingly, the moving pusher can rapidly contact the movable contact with the fixed contact. ... Lsi Corporation

08/17/17 / #20170234914

System for monitoring electric energy

A system for monitoring electric energy amount according to one embodiment of the present disclosure includes an electric energy system including one or more loads receiving electric energy through an external electric energy source and a renewable energy generator, a home server for receiving information of a first electric energy amount that is an electric energy amount consumed by the one or more loads, a second electric energy amount that is supplied from the external electric energy source to the electric energy system, and a third electric energy amount that is supplied from the renewable energy generator to the electric energy system, and an electric energy amount monitoring server calculating the second electric energy amount or the third electric energy amount from electric energy consumption of the electric energy system, which is received from the home server, and supply electric energy amount information supplied to the electric energy system.. . ... Lsi Corporation

08/10/17 / #20170224513

System and apparatus for adjustable gastric bypass

An apparatus for gastric bypass is disclosed. The apparatus for gastric bypass includes a primary passage having an input and an output. ... Lsi Corporation

08/03/17 / #some embodiments of the present disclosure relate to a relay capable of preventing a chattering phenomenon, and capable of solving an unbalanced contact state occurring when contacts come in contact with each other.

Lsis Co., Ltd.

. . ... Lsi Corporation

08/03/17 / #20170222428

Magnetic coil driving circuit for magnetic contactor

The magnetic coil driving circuit of the magnetic contactor according to the present invention comprises a semiconductor switch configured to open or close a circuit for magnetizing or demagnetizing a magnetic coil; a pulse width modulation unit configured to output a pulse signal as a control signal for turning on or off the semiconductor switch; a control unit configured to output a control signal for changing a pulse width of the pulse signal to the pulse width modulation unit; and a temperature detection and protection unit configured to detect a temperature inside the magnetic contactor, output an output signal for turning off the semiconductor switch when the temperature exceeds an allowable temperature, and control the semiconductor switch by the pulse signal from the pulse width modulation unit when the temperature is within the allowable temperature.. . ... Lsi Corporation

08/03/17 / #20170215872

Medical instrument to place a pursestring suture, open a hole and pass a guidewire

A therapeutic instrument for the ergonomic, effective and safe opening and closing of targeted remote tissue sites; includes a pistol grip style handle with a hand activated lever for needle deployment and, optionally, with features to control tissue cutting and guide wire installation; also incorporates a specialized elongated rigid or flexible instrument shaft, which enables vacuum assisted holding of tissue at a uniquely contoured distal tip, where placement of a suture in a purse string configures occurs along with, if desired, tissue cutting and guide wire passage.. . ... Lsi Corporation

07/27/17 / #20170214331

Control device in hvdc system and operating method of thereof

A control device in a high voltage direct current (hvdc) system is provided. The control device includes a communication unit performing communication with a component in the hvdc system; and a control unit enabling the communication unit to receive, from the component, data on an available state of the component, calculating availability of the hvdc system defined as a ratio of an actual operation time of the hvdc system to an operable time of the hvdc system based on data on the available state of the component, and then performing control of the hvdc system based on the data on the available state of the component and the availability of the hvdc system.. ... Lsi Corporation

07/27/17 / #20170214315

Control apparatus and method in static var compensator system

A control apparatus in a static var compensator (svc) system includes a plurality of current supply units for supplying phase currents configuring three-phase current of a power system, a plurality of current sensors for measuring the phase currents, and a controller for determining whether unbalance occurs in the three-phase current based on the phase currents, calculating an error corresponding to the unbalance according to the phase currents if unbalance occurs, and individually controlling at least one of the plurality of current supply units so as to compensate for the error.. . ... Lsi Corporation

07/27/17 / #20170213661

Interlock apparatus of ring main unit

An interlock apparatus of a ring main unit is provided. The interlock apparatus may be provided between a plurality of switches which are included in the ring main unit and are adjacent to each other, and when one switch is controlled to a closed state and is connected to a power supply source, the other switch adjacent to the one switch is prevented from being connected to the power supply source, thereby preventing the plurality of switches from being simultaneously connected to the power supply source.. ... Lsi Corporation

07/27/17 / #20170210595

Method for controlling operation of elevator

The present invention relates to a method for controlling an operation of an elevator, which is capable of moving the elevator to a near floor by using an auxiliary power supply such as a battery in an emergency situation where a commercial power supply cannot be used, while minimizing power consumption through automatic control. The method includes: detecting the current operation zone of the elevator when an auxiliary power supply driving situation occurs; and operating the elevator by using the auxiliary power supply to correspond to the detected current operation zone. ... Lsi Corporation

07/27/17 / #20170209673

Cannulation device and methods thereof

A cannulation device is disclosed, having a fixed blade, a retractable wedge, and an adjustment nut for mating with a cannula or a cannula assembly. Another cannulation device is disclosed, having a tube with proximal and distal ends. ... Lsi Corporation

07/27/17 / #20170209172

Thoracic cannula, obturator, and assembly thereof

A surgical assembly is disclosed. The assembly has a cannula. ... Lsi Corporation

07/20/17 / #20170207776

Method for controlling operation of moving average filter

The present invention relates to a method for controlling the operation of a moving average filter, which is capable of optimizing the ability to cope with a surge noise through reasonable control of a tracking speed with respect to a change in an input value. The method includes: (a) a step of setting a stability reference value and a corresponding sampling interval; (b) a step of inputting measurement data; (c) a step of calculating a first moving average using the measurement data input in the step (b) by applying a basic sampling interval; and (d) a step of calculating a second moving average for the measurement data by applying the sampling interval corresponding to the stability reference value set in the step (a) if the first moving average is equal to or larger than the stability reference value.. ... Lsi Corporation

07/20/17 / #20170207741

Inverter

The present invention relates to an inverter which is capable of adjusting an output frequency of a three-phase voltage output to a motor based on a result of comparison in magnitude between the minimum operating voltage of the motor and a dc link voltage applied to a dc link. The inverter includes: a measurement part configured to measure a dc link voltage applied to a dc link; a conversion part configured to convert the dc link voltage into a three-phase voltage and output the three-phase voltage to the motor; and a control part configured to make comparison in magnitude between the dc link voltage and the minimum operating voltage of the motor and adjust an output frequency of the three-phase voltage based on a result of the comparison.. ... Lsi Corporation

07/20/17 / #20170207609

Draw out apparatus for air circuit breaker

The present invention relates to a draw out apparatus for an air circuit breaker, and more particularly, to a draw out apparatus for an air circuit breaker capable of allowing a circuit breaker body to be stopped at a preset position, by executing idling when an abnormal operation such as an over-draw in operation and an over-draw out operation occurs at the preset position such as a disconnect position, a test position or a connect position, and capable of preventing damage of a circuit breaker and a cradle.. . ... Lsi Corporation

07/20/17 / #20170207607

Distributing panel

The present disclosure may include a base frame; a transformer panel module having a main frame and a transformer disposed at an upper side of the base frame; a high voltage panel module having a high voltage enclosure coupled to one side of the main frame and a high voltage switch mounted within the high voltage enclosure; and a low voltage panel module having a low voltage enclosure coupled to the other side of the main frame and at least one of a breaker and a fuse mounted within the low voltage enclosure, thereby having an advantage of facilitating a service work for maintenance on the transformer panel module, high voltage panel module and low voltage panel module as well as minimizing a service time.. . ... Lsi Corporation

07/20/17 / #20170205981

Monitoring apparatus in electric power system

A monitoring apparatus in an electric power system includes a communication unit for performing communication with a data server included in the electric power system to receive real-time data, a user input unit for receiving user input for creating a monitoring screen with the real-time data by using a tabular function, and a display unit for displaying the monitoring screen. The apparatus further includes a control unit for creating the monitoring screen in response to the user input to display it in the display unit, to decide at least one or more tasks taking time more than a given time in processing them among a plurality of tasks for performing the tabular function, and to process the at least one or more task and the other remaining tasks than the at least one or more task among the plurality of tasks simultaneously in parallel.. ... Lsi Corporation

07/20/17 / #20170205788

Client and server in supervisory control and data acquisition system

The present disclosure provides a server device in a supervisory control and data acquisition system, wherein the system includes multiples client devices and the server device, wherein the server device comprises: a communication module to communicate with the multiple client devices; and a data service module configured: when a first client device has registered a requirement for processing data, to allocate a task for processing the data based on the requirement; and/or when a second client device subscribes to the requirement, to control the communication module to publish the requirement to the second client device; to process the data using the task; and to control the communication module to send the processed data to the first and/or second devices.. . ... Lsi Corporation

07/06/17 / #20170194774

Transportation device of withdrawal circuit breaker

A transportation device of a withdrawal circuit breaker, including a girder assembly mounted on a front surface of a truck and configured to draw-in or draw-out the truck, a body plate formed in a box type having an opened rear side and coupled to the girder assembly, a pair of sliding plates slidably disposed within the body plate, and a rotational plate rotatably disposed between the sliding plates, wherein the transportation device further includes a stopper protruded at one side of the rotational plate and configured to restrict one of the sliding plates and a connection link having one end rotatably coupled to one end of the rotational plate and another end rotatably coupled to another end of one of the sliding plates.. . ... Lsi Corporation

07/06/17 / #20170194772

Distribution panel

A distribution panel includes a cabinet having a space formed therein and an inner partition positioned within the cabinet and partitioning a front power transformer (pt) chamber and a rear cable chamber, wherein the inner partition includes: a partition body, on which a bushing is disposed in a penetrating manner, having openings allowing an arc to pass therethrough; and an inner cover rotatably coupled to the partition body to open and close the opening, and rotated by an arc pressure when an arc accident occurs in the front pt chamber, to open the opening. Since an arc from the front pt chamber is spread to the rear cable chamber, pressure of the front pt chamber may be lowered, and a phenomenon in which a pt door is forcibly opened at a high speed is minimized, minimizing an accident.. ... Lsi Corporation

07/06/17 / #20170194121

Direct current relay

In some embodiments, a dc relay includes a pair of fixed contacts fixedly installed on one side of a frame, a movable contact movably installed below the pair of fixed contacts and brought into contact with the pair of fixed contacts or separated therefrom, an insulating plate installed below the movable contact, a contact spring provided between the movable contact and the insulating plate, a plate installed below the insulating plate and including a through hole formed in a central portion thereof, a fixed core inserted from above the plate through the through hole and including a shaft hole formed at the center thereof, an anti-noise pad provided between the fixed core and the insulating plate, a movable core installed to be linearly movable below the fixed core, and a shaft installed to penetrate through the through hole.. . ... Lsi Corporation

07/06/17 / #20170194112

Interlock apparatus of ring main unit

An interlock apparatus of a ring main unit is provided. The interlock apparatus of the ring main unit may change a rotational motion of the shaft included in the circuit breaker to a rectilinear motion, and thus, the insertion hole may be opened or closed according to a closed or cutoff state of the circuit breaker. ... Lsi Corporation

07/06/17 / #20170190340

System for controlling speed of railway vehicles by considering braking characteristic

The present disclosure relates to a speed control system of a railway vehicle in consideration of a braking characteristic, and more particularly, to a speed control system of a railway vehicle in consideration of a braking characteristic, which calculates in real time a time-to-target-speed-crossing (tttsc) that is a time required for a speed of a train to exceed a speed of an automatic train operation (ato) profile through a future speed estimation of the train, and controls the speed of the train to be interlocked with the tttsc.. . ... Lsi Corporation

06/29/17 / #20170188484

Fan assembly and electric power equipment having the same

A fan assembly includes a first guide, a second guide disposed in a direction vertical to the first guide such that the height of the first guide is adjustable, a slider disposed to move in a horizontal direction along the second guide, and a plurality of fan modules fastened to the slider, wherein each of the plurality of fan modules is fastened to the slider such that the height of the fan module is adjustable. Accordingly, the heights of the plurality of fan modules can be simultaneously adjusted, and the heights of some of the plurality of fan modules can be adjusted different from those of the other fan modules, so that the plurality of fan modules can be optimally installed.. ... Lsi Corporation

06/29/17 / #20170187196

Microgrid system including electric power load

The present invention relates to a micro-grid system including a load. The load includes: a distributed power source including one or more elements which generate power; and a controller configured to derive a first load pattern by measuring load data of the load when the load is added to the micro-grid system established in advance, compare the first load pattern with a preset load pattern for each load type, and operate the distributed power source based on a result of the comparison.. ... Lsi Corporation

06/29/17 / #20170186580

Delay time generation apparatus for air circuit breaker

A delay time generation apparatus for an air circuit breaker according to the present invention can provide an effect of ensuring a delay time as long as possible even in a narrow space upon outputting a signal related to a conductive state, by virtue of interaction of a main shaft, a pin portion, a first rotating unit, a second rotating unit and a spring member.. . ... Lsi Corporation

06/29/17 / #20170186579

Multi-pole molded case circuit breaker

The present invention relates to a multi-pole molded case circuit breaker, more particularly, to a multi-pole molded case circuit breaker having a safety device (with an isolation function) which prevents a manipulation handle from being moved to an off-position when a fusion occurs on a contact part. . ... Lsi Corporation

06/29/17 / #20170186573

Manual charging apparatus for vacuum interrrupter

A manual charging apparatus for a vacuum interrupter, including a motor for charging a closing spring mounted on a vacuum interrupter; a charging shaft configured to rotate by a rotational force of the motor; and a manual charging handle coupled to one end of the charging shaft and configured to manually rotate the manual charging handle, wherein the manual charging handle includes an insertion part formed in an cylindrical shape and inserted into one end of the charging shaft; an extension part vertically bent from the insertion part and extended to increase a revolution torque; and a handle part vertically bent from the extension part and configured to apply a manual operation force, and wherein the insertion part includes a rotation restriction means configured to restrict a rotation in one direction.. . ... Lsi Corporation

06/29/17 / #20170186562

Structure of contacts for air circuit breaker

The present invention relates to a structure of contacts for an air circuit breaker, in which a movable contact arm can be stably brought into contact with a fixed contact arm by changing an applying direction of an electromagnetic repulsive force generated between a movable contact and a fixed contact, and, to this end, the structure, which includes the fixed contact arm having the fixed contact, and the movable contact arm having the movable contact and rotatably installed to be brought into contact with or separated from the fixed contact arm, is configured such that the fixed contact and the movable contact have contact surfaces, respectively, disposed in an inclined manner, and a line commonly passing the contact surfaces of the fixed contact and the movable contact forms an acute angle with respect to a line passing through a center of a longitudinal axis of the movable contact arm.. . ... Lsi Corporation

06/22/17 / #20170172564

Prosthetic suturing device and methods thereof

A prosthetic suturing device is disclosed. The prosthetic suturing device has a guide tip defining a cuff receiving area. ... Lsi Corporation

06/01/17 / #20170150990

Percuscopic access device and cleaning obturator

A percuscopic access device is disclosed. The percuscopic access device has a hollow shaft with a proximal opening and a distal opening. ... Lsi Corporation

05/04/17 / #20170125404

Super cmos devices on a microelectronics system

This application is directed to a low cost ic solution that provides super cmos microelectronics macros. Hereinafter, scmos refers to super cmos and schottky cmos. ... Lsi Corporation

04/27/17 / #20170115972

Method of optimally compiling plc command

Disclosed embodiments include a system and a method of compiling a plc (programmable logic controller) command. In some embodiments, the method includes: determining one compile processing scheme chosen from a plurality of compile processing schemes for a command included in a program to be executed in a plc; and executing a command compile or compiler optimized for a rate or a size based on the chosen compile processing scheme.. ... Lsi Corporation

04/27/17 / #20170115349

Method of debugging plc by using general-purpose microprocessor

Disclosed embodiments include a method of using a general-purpose microprocessor to debug a programmable logic controller. In some embodiments, the method includes: at a mpu of the plc, backing up identification information and file information of an interrupt step of steps comprised in a user's program and substituting the interrupt step with an exceptional interrupt code to set the interrupt step for the debugging; and at the mpu of the plc, interrupting the driving of the plc at a step including the exceptional interrupt code in executing the user's program step by step while driving the plc.. ... Lsi Corporation

04/20/17 / #in some embodiments, a plc system includes a memory unit configured to back up user data stored in a mcu thereto when the power supply from the power module is interrupted, a capacitor configured to be charged by the power module and supply accumulated power to the memory unit when the power from the power module to the mcu is interrupted, a variable resistor unit configured to be coupled between the power module and the capacitor, and a switching unit configured to alternatively couple either the power module or the capacitor to the memory unit depending on a state of power being supplied from the power module. some embodiments may provide advantages that a

Lsis Co., Ltd.

. . ... Lsi Corporation

04/20/17 / #20170110275

Direct current relay

Disclosed embodiments relate to a direct current relay. In some embodiments, a direct current relay is capable of reducing noise by attenuating an impact generated between a fixed core and a moving core during an ‘on’ operation, and by attenuating an impact generated between a shaft and a middle plate during an ‘off’ operation.. ... Lsi Corporation

04/20/17 / #20170108845

Method of independent control period allocation of axis in the plc positioning system

Disclosed embodiments relate to a method of independent control period allocation of axes in a plc positioning system. In some embodiments, the method includes: dividing the axes into a first axis group including a first control period and a second axis group including a second control period and allocating different control periods for different axes; when position control calculation of the first axis group is requested during position control calculation of the second axis group, performing the position control calculation of the first axis group through task switching by an interrupt; and, after completing the position control calculation of the first axis group, resuming the position control calculation of the second axis group through task switching by an interrupt.. ... Lsi Corporation

04/13/17 / #20170100120

Ferrule holder with suture relief lobes

A surgical suturing instrument has a chamber for receiving and aligning a ferrule with a reciprocating needle. The chamber includes a plurality of protuberant concave and convex surfaces for positioning and aligning the ferrule within the chamber and the plurality of suture receiving chambers disposed between the aligning ridges for receiving a suture and preventing the suture from jamming the ferrule in the chamber.. ... Lsi Corporation

03/16/17 / #20170075923

Distribution management system

Embodiments of a distribution management system are disclosed. In some embodiments, a distribution management system enables to effectively provide geographic information system (gis) data regarding an electric power application model applied to a supervisory control and data acquisition (scada) system using an international electrotechnical commission (iec)-61968 standard, is a distribution management system based on iec-61968, includes a gis tool for generating gis schema data, a gis transfer unit for receiving the gis schema data to transform the received gis schema data into a format suitable for a standard, and one or more gis distribution management applications connected to the gis tool to receive the gis schema data.. ... Lsi Corporation

03/16/17 / #20170075373

Remote supervisory control system

According to some embodiments, a remote supervisory control system includes an electric generator configured to operate based on a driving value applied from a server, and the server configured to apply a representative driving value for an driving of the electric generator to the electric generator, receive a driving feedback signal applied from the electric generator according to the representative driving value, determine whether or not the representative driving value is normal, and update the representative driving value with a second priority driving value according to the determination result.. . ... Lsi Corporation

03/09/17 / #20170070600

Communications device supporting dynamic modbus protocol mapping

Disclosed embodiments relate to a communications device that supports the modbus protocol. In some embodiments, a device includes: a receiver to receive a transmit packet; a data packet extractor configured to extract a data packet from the transmit packet; a data packet analyzer configured to acquire a command indicated by the data packet based on a modbus map that associates data included in the data packet with a handler function included in the communications device; and an action performer configured to carry out the acquired command.. ... Lsi Corporation

03/09/17 / #20170070569

Apparatus and method for data synchronizing of energy management system

Disclosed embodiments relate to a synchronizing method of a client device in an energy management system. In some embodiments, the method includes: deciding a synchronization object server for downloading synchronization data; downloading the synchronization data from the decided synchronization object server; determining whether or not the status of operation of the client device is synchronizable, based on the downloaded synchronization data; and performing a synchronization operation for the downloaded synchronization data based on a result of the determination.. ... Lsi Corporation

03/09/17 / #20170070568

Power system and method for transferring data using the same

In some embodiments, a method for transferring data in a power system includes an energy management system assigning a different service number to each of types of data, transferring a service number corresponding to specific data from a server to the energy management system, transferring the data corresponding to the transferred service number from the energy management system in a broadcast manner, and the server receiving the data transferred from the energy management system in the broadcast manner.. . ... Lsi Corporation

03/09/17 / #20170070429

Communication interface apparatus

Disclosed embodiments relate to a communications interface apparatus that may include: a physical layer interface configured to receive first data from an external device and output the received first data; a relay configured to create first transmit data based on processing condition information of received data; and a medium control access (mac) layer interface configured to receive the receive data output via the physical layer interface, transmit the received data to an upper layer, and receive second data in response to the transmitted data. The relay may store the processing condition information corresponding to the data received from the external device, and create the first transmit data based on the processing condition information corresponding to the received data when the received data is output via the physical layer interface.. ... Lsi Corporation

03/09/17 / #20170070135

Static var compensator apparatus and operating method thereof

A static voltage ampere voltage reactive (var) comparator including: a plurality of capacitors being in a y-connected structure and supplying three-phase alternating current power according to a switching operation; a plurality of bidirectional thyristors connected to the plurality of capacitors in serial to open and close the plurality of capacitors; and a controller, in response to power applied to the static var compensator, periodically applying a firing pulse signal to the plurality of bidirectional thyristors reaching to a voltage phase on which a transient current is minimized, wherein, at a point in time when first applying the firing pulse signal to one bidirectional thyristor, the controller applies simultaneously applies the firing pulse signal to the one bidirectional thyristor and other remaining bidirectional thyristors allowing a current to flow on three phases.. . ... Lsi Corporation

03/09/17 / #20170070083

Charger for electric vehicles

Disclosed embodiments relate to a charger body of a charger for electric vehicles. In some embodiments, a charger body may include an internal line resistor disposed between the wall outlet and the first connector, one end of internal line resistor being connected to the wall outlet and the other end of the internal line resistor being connected to the first connector; a switch, one end of the switch being connected to the first connector and the other end of the switch being connected to one end of the internal line resistor; relays, one end of each of the relays being connected to the first connector and the switch and the other end of each of the relays being connected to the second connector; and a controller controlling operation of the switch and the relays depending on a predetermined operation mode.. ... Lsi Corporation

03/09/17 / #20170067948

Power monitoring system and method for monitoring power thereof

Disclosed embodiments relate to a power monitoring system that may include an external power supply source, an energy storage system, a renewable energy source and a distribution board. In some embodiments, the power monitoring system includes the renewable energy source, the energy storage system, the distribution board, a first power metering device, a second power metering device, a third power metering device, a fourth power metering device and a server.. ... Lsi Corporation

03/02/17 / #20170063655

Data processing apparatus

In some embodiments, a data processing apparatus includes a communications unit configured to collect data items from data acquisition apparatuses and transmit the collected data items to clients; and a control unit configured to determine event data from among the collected data items, select the determined event data, compare the selected event data with reference event data to transmit only event data that meets predetermined conditions to the clients.. . ... Lsi Corporation

03/02/17 / #20170063091

Apparatus and method of measuring data in high voltage direct current system

A data measurement device in a high voltage direct current (hvdc) system is provided. The data measurement device includes: a power measurement unit measuring pieces of power related data; and a control unit determining measurement times at which the pieces of power related data are measured respectively, and performing control based on pieces of power related data having a same measurement time among the pieces of power related data.. ... Lsi Corporation

03/02/17 / #20170059634

Power monitoring system and method for monitoring power thereof

Disclosed embodiments relate to a power monitoring system that may include an external power supply source, an energy storage system and a distribution board. In some embodiments, the power monitoring system includes the external power supply source, the distribution board, the energy storage system, a first power metering device, a second power metering device, a third power metering device and a server.. ... Lsi Corporation








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