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Abb Schweiz Ag
Abb Schweiz Ag_20131212

Abb Schweiz Ag patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "A" | Abb Schweiz Ag-related inventors


 new patent  High strength single piece cable tie locking mechanism

A cable tie includes a flexible elongate strap and a head attached to a first end of the strap. The head has a front wall, side walls and a rear wall defining an aperture. The front wall has at least one fixed tooth formed thereon and the rear wall has... Abb Schweiz Ag

 new patent  An electronic charger for electric power distribution installations and a control method thereof

An electronic charger for electric power distribution installations is provided. The electronic charger includes a DC/DC converter of the SEPIC type including an input stage, an output stage and a coupling capacitor. The input stage is electrically connected with input terminals and includes an input inductor and a switching device.... Abb Schweiz Ag

 new patent  Multi-level power converter and a controlling a multi-level power converter

A multi-level power converter for one or more phases includes one or more converter arms including a plurality of serial connected switching cells. Each switching cell includes a plurality of switching devices, a primary energy storage, a secondary energy storage and a first inductor. The switching devices are arranged to... Abb Schweiz Ag

Method and controller system for controlling backlash

A method of controlling backlash of a first driven gear and a second driven gear mechanically connected in parallel with an actuator gear, and which first, second, and third gears form a gear train. The method includes a) obtaining a current position of the gear train, b) obtaining a current... Abb Schweiz Ag

Method for industrial robot commissioning, industrial robot system and control system using the same

Disclosed are systems and methods to provide a method for calibrating a touchscreen coordinate system of a touchscreen with an industrial robot coordinate system of an industrial robot for industrial robot commissioning and industrial robot system and control system using the same. In one form the systems and methods include... Abb Schweiz Ag

Gas insulated switchgear with the use of insulating gases or fluids, and producing the same

In an embodiment, the present invention provides a gas insulated switchgear for medium- or high-voltage use, including: a closed housing of a switchgear compartment having insulating gases or fluids. The insulation gas includes sulfurhexaflouride (SF6). Constructive features of the switchgear are designed such that they are overperformed for the use... Abb Schweiz Ag

Control of electrical converter based on optimized pulse patterns

A method for operating an electrical converter including: determining an optimized pulse pattern from a fundamental voltage reference for the electrical converter, wherein the optimized pulse pattern is determined from a first lookup table and includes discrete voltage amplitude values changing at predefined switching instants; determining a harmonic content reference... Abb Schweiz Ag

Method and apparatus of identifying welding seams of a welding object

A method and an apparatus of identifying welding seams of a welding object. The method includes identifying intersection lines between geometrical bodies of the welding object in a three-dimensional model for the welding object, based on geometry of the geometrical bodies to form a collection of welding seams for the... Abb Schweiz Ag

Determining a calibration position of a robot joint

An arrangement for determining the calibration position of a robot joint where the joint has a moveable joint element and a stationary joint element, where one of the joint elements has a holding structure and the other a force providing protrusion, a robot controller, a motor connected between the robot... Abb Schweiz Ag

Liner arrangement and a circuit breaker with a liner arrangement and protecting an insulator body

It is proposed a liner arrangement for fitting a tubular insulator body in a circuit breaker. The liner arrangement includes a planar, electric-arc resistant and heat resistant liner layer comprising a first edge portion and a second edge portion that is located opposite the first edge portion, wherein the first... Abb Schweiz Ag

Spring element for a power semiconductor module

The present invention relates to a spring element for a power semiconductor module, wherein the spring element includes a first part made from a first material and a second part made from a second material, the first material being different from the second material, wherein the first part comprises both... Abb Schweiz Ag

Method and device for damping voltage harmonics in a multilevel power converter

A method for reducing lower order harmonics of a multi-level power converter includes at least one phase leg including a plurality of chain-link connected cells each including a capacitor. The method includes, for each phase leg of the converter: obtaining a present reference voltage for use during a present half... Abb Schweiz Ag

Method and apparatus of scheduling welding operations

Embodiments of the present disclosure relate to a method and apparatus of scheduling welding operations. In an embodiment of the present disclosure, the method includes identifying seams on a welding object in a three-dimensional model for the welding object based on geometry of bodies contained in the welding object. The... Abb Schweiz Ag

Method for monitoring transformer bushings and a system therefor

A system for monitoring transformer bushings sensors, wherein first and second bushing sensors are connected to a common first phase of a high voltage source, and the third and fourth bushing sensors are connected to a common second phase of the high voltage source. A first time series is generated... Abb Schweiz Ag

Method for controlling an industrial robot by touch

A robot and method for controlling an industrial robot, which has a first robot arm, a second robot arm, a joint defining a kinematic pair between the first and second robot arms, an actuator for generating relative movement between the first and second robot arms, and a robot controller for... Abb Schweiz Ag

Burner nozzle

In an embodiment, the present invention provides a burner nozzle for a flame ionization detector, the nozzle including: an output-side outlet for ejecting a gas mixture to be ignited into a combustion chamber; an input-side inlet for feeding a combustible gas and a gaseous analyte through a transport channel to... Abb Schweiz Ag

Method and detecting fault in a mixed configuration power transmission line

A method and an apparatus for fault detection in a mixed configuration power transmission line including a plurality of sections arranged between one end of the transmission line and the other end of the transmission line and including at least one overhead line section and at least one cable section... Abb Schweiz Ag

Method and device for testing a galvanic connection of a high-voltage condenser bushing assembly

A method for testing the quality of a galvanic connection between a first terminal and a conductive layer of a high-voltage condenser bushing assembly is provided. The method includes providing a capacitive test circuit. The capacitive test circuit comprises the first terminal, an AC power source and a measurement unit.... Abb Schweiz Ag

Medium voltage circuit breaker in subsea environment

In an embodiment, the present invention provides a medium voltage circuit breaker in high pressure subsea environment, including: a vacuum circuit breaker; and a drive in a pressure tight housing. For an electrical three-phase arrangement, one vacuum circuit breaker per phase is in arranged in a separate pole housing each,... Abb Schweiz Ag

Method for manufacturing an edge termination for a silicon carbide power semiconductor device

A method for manufacturing an edge termination structure for a silicon carbide power semiconductor device having a central region and an edge region is provided. The following manufacturing steps are performed: a) providing an n-doped silicon carbide substrate, b) epitaxially growing a silicon carbide n-doped drift layer on the substrate,... Abb Schweiz Ag

Change of current return path in a bipole power transmission system

An arrangement for changing current return path in a bipole direct current power transmission system includes a converter station having an active and a passive converter connected in series between an active and a passive pole line via a first neutral bus, a metallic return transfer switch in an electrode... Abb Schweiz Ag

Active neutral point clamped converter control system and method

Unique systems, methods, techniques and apparatuses of an active neutral point clamped converter (ANPC converter). One exemplary embodiment is a power conversion system comprising a grid-side converter, a DC link, a multi-phase ANPC converter coupled to an electric machine, and an electronic control system. The electronic control system is structured... Abb Schweiz Ag

Control system with error detection

A control system for controlling a process. The control system includes primary and secondary module buses over which information may be transmitted between a controller and a plurality of I/O modules. Each of the controller and I/O modules has a power sense circuit for detecting current on the high side... Abb Schweiz Ag

Device for measuring the pressure of a fluid flowing through a pipeline

In an embodiment, the present invention provides a device for measuring the pressure p of a fluid flowing through a pipeline, including: at least one primary sensor arranged on an outer periphery of the pipeline for measuring a primary physical measured variable which is dependent on the pressure p, the... Abb Schweiz Ag

Electrical bushing

An electrical bushing including an electrically insulating shell having a central longitudinal through hole and a first longitudinal end configured to be at a top of the bushing and a second longitudinal end configured to be at a bottom of the bushing. The bushing is configured for accommodating an electrical... Abb Schweiz Ag

Fault current enhancement for energy resources with power electronic interface

The present invention is concerned with a fault current enhancement for triggering a protection device, such as a fuse or circuit breaker or protection relay used in protecting a distribution line of a power distribution network in an efficient and economical way. An Induction Machine (IM) is operated in parallel... Abb Schweiz Ag

Measurement of hydrocarbon fuel gas composition and properties from tunable diode laser absorption spectrometry

A tunable diode laser absorption spectrometer and a method of processing absorption spectra is used to measure concentrations of selected fuel gas components and calculate several fuel gas parameters, including heating value, relative density, compressibility, theoretical hydrocarbon liquid content and Wobbe index. In the described incarnation, a tunable laser diode... Abb Schweiz Ag

Optical sensing system for determining hydrogen partial pressure

An optical sensing system for sensing hydrogen in a fluid comprising a first optical sensor comprising a first optical fiber, wherein an end portion of the first optical fiber is coated with a first hydrogen-sensitive multilayer on an end surface perpendicular to a longitudinal axis of the first optical fiber,... Abb Schweiz Ag

Permanent short-circuit device

A permanent short-circuit device includes an enclosure with a first and second fixed electrically conducting body, each connected to a respective conductor leaving the enclosure, the first and second bodies body each having a first and a second surface on opposite sides of the respective body, where the first surface... Abb Schweiz Ag

Differential fault detection system

Unique systems, methods, techniques and apparatuses of a fault detection system are disclosed herein. One exemplary embodiment is a fault detection system comprising a protected device including a DC bus structured to receive AC power and provide AC power; a DC bus sensor structured to measure an electrical characteristic of... Abb Schweiz Ag

Photovoltaic apparatus

Photovoltaic apparatus comprising an auxiliary power supply arrangement which is adapted to feed an electric load of the photovoltaic apparatus itself and comprises: first electronic means connected with a DC power source and comprising a first electronic unit adapted to receive a first feeding voltage and provide a first output... Abb Schweiz Ag

Hybrid high voltage direct current converter station and operation method therefor

An objective of the invention to provide a hybrid converter station for HVDC system and the method operating the same. The hybrid rectifier station for high voltage direct current system includes: at least one AC bus; at least one line commutated converter configured to convert a portion of AC power... Abb Schweiz Ag

Method for loading blanks to a press and system

A method for loading blanks from a stack of blanks to a head press of a stamping press line is provided. The method may include: providing a loading robot; providing one or more separating robots configured to separate one blank at the top of a stack of blanks from the... Abb Schweiz Ag

Method for windmill farm monitoring

A method for monitoring turbines of a windmill farm includes: providing a global nominal dataset containing frame data of the turbines of the windmill farm and continuous reference monitoring data of the turbines for a first period in a fault free state, the reference monitoring data including at least two... Abb Schweiz Ag

Distribution of audible notifications in a control room

A technology for delivering an audible notification from a process control system in a control room environment, where the delivery is made by one or more first speakers having a first coverage for audible notifications and one or more second speakers having a second coverage for audible notifications. A determination... Abb Schweiz Ag

03/29/18 / #20180090401

Semiconductor device

A semiconductor device comprises two electrodes with opposite faces; a semiconductor wafer sandwiched between the two electrodes; an outer insulating ring attached to the two electrodes and surrounding the semiconductor wafer; a middle insulating ring inside the outer insulating ring and surrounding the semiconductor wafer, whereby the middle insulating ring... Abb Schweiz Ag

03/29/18 / #20180090441

Power semiconductor module

The present invention relates to a power semiconductor module, comprising at least two power semiconductor devices, wherein the at least two power semiconductor devices comprise at least one power semiconductor transistor and at least one power semiconductor diode, wherein at least a first substrate is provided for carrying the power... Abb Schweiz Ag

03/29/18 / #20180090572

Thyristor with improved plasma spreading

There is provided a thyristor having emitter shorts, wherein in an orthogonal projection onto a plane parallel to a first main side, a contact area covered by an electrical contact of a first electrode layer with a first emitter layer and the emitter shorts includes areas in the shape of... Abb Schweiz Ag

03/29/18 / #20180091038

Voltage source converter with improved operation

A voltage source converter has director valve phase legs in parallel with waveshaper phase legs between two DC terminals. The director valve and waveshaper phase legs include upper and lower phase arms alternately operated to form waveshapes on AC terminals of the converter, thereby allowing a number of waveshaper phase... Abb Schweiz Ag

03/29/18 / #20180091931

A communication network, a power converter cabinet, and a method therefore

A communication network and a power converter cabinet including a control unit, a power switch, a sensor and wherein the first communication point is connected to the control unit inside the power converter cabinet, and the second communication point is connected to the power switch, and a sensor inside the... Abb Schweiz Ag

03/29/18 / #20180092235

Rail-mounted control system with improved mounting

A control system includes a module assembly with a base. The base can be configured for engagement with at least one module having electronic circuitry disposed therein or other electronic device. The base includes at least one latching assembly with a lever operable to move a shuttle coupled to the... Abb Schweiz Ag

03/22/18 / #20180078944

Method for determining a lifting angle and positioning a grinding mill

The purpose of the invention to provide a method for determining a lifting angle of a charge inside a grinding mill at a specific point in time and a method for positioning a grinding mill which is more accurate. Method for determining a lifting angle of a charge inside a... Abb Schweiz Ag

03/22/18 / #20180080958

Assembly of gas-tight compartment and optical voltage sensor

The invention relates to an assembly of a gas-tight compartment and an optical voltage sensor that further comprises a module. The module comprises an electro-optic crystal and electrodes, wherein the electro-optic crystal is the only element of the module to mechanically connect the two electrodes and to bridge the potentials... Abb Schweiz Ag

03/22/18 / #20180083774

Secure communication method and system

f) decrypting the encrypted data bunch at the first device using the selected symmetric encryption key.... Abb Schweiz Ag

03/15/18 / #20180071808

A stacking line system, and a stacking blanks which are outputted from a blanking shear or press

Included are a transfer unit for receiving blanks outputted from the blanking shear or press; at least one stacking support for stacking blanks thereon; one or more stacking robots to pick blanks from the transfer unit and place them on the stacking support, and at least one handling robot configured... Abb Schweiz Ag

03/15/18 / #20180071912

Rotary supplemental axis for robot

A robotic system and method that includes a robot having one or more axes of movement and which can be coupled to a supplemental axis unit that is structured to rotatably displace the robot about a supplemental axis. The robot can be coupled to a rotatable wheel portion of a... Abb Schweiz Ag

03/15/18 / #20180073196

Determination of cd and/or md variations from scanning measurements of a sheet of material

CD variations and/or MD variations in scan measurements are determined from spectral components of power spectra of scan measurements taken using two or more scanning speeds. Dominant spectral components having the same spatial frequencies identify CD variations and dominant spectral components having the same temporal frequencies identify MD variations. Dominant... Abb Schweiz Ag

03/15/18 / #20180073486

Wind farm inertial response

The present invention is concerned with an operation of a wind farm with a plurality of wind turbines in view of a dynamic frequency response. According to the invention, dynamic frequency support and power production for all wind turbines in a wind farm are handled concurrently in a single optimization... Abb Schweiz Ag

03/15/18 / #20180075953

Disconnector device for a surge arrester and a protection assembly comprising a surge arrester connected to such a disconnector device

This disclosure concerns a disconnector device for a surge arrester. The disconnector device comprises a housing encompassing a cavity and a disconnector unit provided inside the cavity. The disconnector device is connectable to the surge arrester and to ground potential. The housing forms an inner housing of a housing unit.... Abb Schweiz Ag

03/15/18 / #20180075963

Traction transformer

A transformer is provided, which comprises an enclosure (10) with a first and second cover (12, 14) arranged at opposite ends of the enclosure (10), the enclosure having an enclosed volume (11) filled with isolation material (20) and comprising at least one channel (25, 26) which extends through the enclosure... Abb Schweiz Ag

03/15/18 / #20180075990

Circuit breaker system with heating radiator and particle trap

A circuit breaker system has an SF6 tank having a wall, and an SF6 heating system. The SF6 heating system includes a heater disposed externally of the tank, and a radiator disposed on the wall inside the SF6 tank. The radiator is thermally coupled to the heater via the wall.... Abb Schweiz Ag

03/15/18 / #20180076617

Protection of a surge arrester with a better protection against failure from thermal overload in case of a temporary overvoltage in an electrical grid line

f) protecting the surge arrester from failure due to a thermal overload caused by the temporary overvoltages by operating the disconnector device (10, 100) before the surge arrester fails due to a thermal overload of the surge arrester (140).... Abb Schweiz Ag

03/08/18 / #20180066932

Closed-loop interferometric sensor using loop gain for determining interference contrast

In order to measure the contrast of interference in an interference-based, closed-loop, phase-modulating optical sensor device, the gain of the feedback loop in a feedback controller (12) is evaluated. This gain is found to be a measure for the contrast. The contrast evaluated in this way can e.g. be used... Abb Schweiz Ag

03/08/18 / #20180067147

Interferometric voltage sensor with error compensation

In order to measure a voltage, an electro-optic element is placed in an electrical field generated by the voltage, and light is passed from a light source through a Faraday rotator and the electro-optic element onto a reflector and from there back through the electro-optic element and the Faraday rotator,... Abb Schweiz Ag

03/08/18 / #20180068758

Inorganic electrical insulation material

An electrically insulating inorganic sheet including at least 90% by weight inorganic particles, and a binder which binds the particles together to form the sheet, for use as solid insulation in an electrical device, e.g. a power transformer.... Abb Schweiz Ag

03/08/18 / #20180069382

Modular electrical devices and methods for assembling and mounting the same

An electrical distribution apparatus has a bus bar assembly, a protective shroud, and electrical devices mounted therein. The electrical devices have a main housing, a line side housing for line side connectors and jaws, a securement portion for mounting the electrical device in a back pan of the electrical distribution... Abb Schweiz Ag

03/08/18 / #20180069391

Travelling wave protection of a transmission line

A mechanism for travelling wave protection of a transmission line and a method for acquiring information of both voltage and current polarities from two ends of a transmission line. The method includes comparing the voltage and current polarities of both ends of the transmission line to each other. The method... Abb Schweiz Ag

03/08/18 / #20180069429

Bi-directional battery converter and balancer for an electric energy storage of a power supply system

A power supply system for supplying a load with electric energy from an electrical network can include at least one power supply module. The power supply module can include a DC link to be supplied from the electrical network; and an inverter connected to the DC link and configured to... Abb Schweiz Ag

03/01/18 / #20180056515

3d segmentation for robotic applications

A robotic system includes a robot having an associated workspace; a vision sensor constructed to obtain a 3D image of a robot scene including a workpiece located in the workspace; and a control system communicatively coupled to the vision sensor and to the robot. The control system is configured to... Abb Schweiz Ag

03/01/18 / #20180059187

Localization, mapping and haptic feedback for inspection of a confined space in machinery

A modular device is used to inspect a confined space in a machine. The entire inspection coverage area and corresponding status are mapped so that the inspection location and associated data are graphically visualized. An accelerometer mounted on the device serves as a tilt sensor and also provides data about... Abb Schweiz Ag

03/01/18 / #20180059188

Method for determining the operating status of a spring charging motor for a lv or mv switching apparatus and a diagnostic system implementing said method

A method for determining the operating status of a spring charging motor of a LV or MV switching apparatus. The method comprise: acquiring a detection signal (ID) indicative of the behavior of a driving current (IMOT), which feeds the spring charging motor during an operation cycle of the spring charging... Abb Schweiz Ag

03/01/18 / #20180061588

Combined discharging and grounding device for a high voltage power converter

Combined high voltage discharging and grounding device with a discharging unit with a first electric contact and a first counter-contact as well as a grounding unit with a second electric contact and a second counter contact. The first electric contact and the second electric contact are provided on a movable... Abb Schweiz Ag

03/01/18 / #20180062531

Hybrid control an electrical converter

An electrical converter comprises at least one of an active rectifier and an inverter interconnecting an electrical source with an electrical load. A method for controlling an electrical converter comprises: receiving at least one estimated control variable, which is estimated from measurement values measured in the electrical converter; receiving at... Abb Schweiz Ag

02/22/18 / #20180052206

Method and system for determining a synchronous machine fault condition

A method and system of determining an electro-mechanical fault condition in a synchronous machine having a stator, a rotor, and exciter. The method includes: a) obtaining an exciter current signal which is a measurement of an exciter current through stationary windings of the exciter, b) transforming the exciter current signal... Abb Schweiz Ag

02/22/18 / #20180054055

Control of a microgrid

A control method performed in a microgrid. The microgrid includes at least one electrical power source and/or configured for injecting electrical power into the microgrid, a first point of common coupling (PCC) configured for allowing a first power flow between the microgrid and a first power grid, and a second... Abb Schweiz Ag

Patent Packs
02/22/18 / #20180054060

Power transfer between phases in a transformer

An AC power transformer includes primary and secondary windings for at least a first AC phase and a second AC phase, and a core for said at least first and second phases. The transformer further includes a control unit for transferring power from the first phase to the second phase... Abb Schweiz Ag

02/22/18 / #20180054084

Power installation with ups

The present application contemplates a power installation including an uninterruptible power supply system and a user installation, wherein the user installation includes a load, at least one AC power source, at least one secondary power supply, at least one controllable hardware component, and a system Protective Earth, the uninterruptible power... Abb Schweiz Ag

02/22/18 / #20180054112

Model predictive damping of oscillations in an electrical converter system

A method for controlling an electrical controller system (10), the method comprising, determining a reference output (ω*m) and an estimated output (ωm) of the electrical converter system (10) based on measurements in the electrical converter system (10); determining an optimized pulse pattern (uin by selecting from a table of precalculated... Abb Schweiz Ag

02/22/18 / #20180054114

Electromagnetic shield for use in a power system

An electromagnetic shield including a base portion and opposing recess walls extending from the base portion at an angle with respect to a plane in which the base portion extends, so as to, together with the base portion, define a recess. At least one recess wall may be arranged such... Abb Schweiz Ag

02/22/18 / #20180054144

Method and device for damping voltage harmonics in a multilevel power converter

A method for reducing lower order harmonics of a power converter includes, for each phase leg of the converter: obtaining a voltage reference for the phase leg; for a present sample, obtaining a flux error of the output voltage of the leg; dividing the first sample flux error by a... Abb Schweiz Ag

02/15/18 / #20180047525

Sf6 insulated circuit breaker system with thermal capacitor

A sulfur hexafluoride (SF6) insulated circuit breaker system has a tank constructed to hold a quantity of SF6; a circuit breaker having contacts insulated by the SF6; a heater operative to supply heat to the SF6; and a thermal capacitor in conductive engagement with the tank, and operative to store... Abb Schweiz Ag

02/15/18 / #20180047652

Power semiconductor device and manufacturing such a power semiconductor device

A power semiconductor device is provided comprising a wafer, wherein in a termination region of the device a passivation layer structure is formed at least on a portion of a surface of the wafer and the passivation layer structure comprises in an order from the surface of the wafer in... Abb Schweiz Ag

02/15/18 / #20180048137

Arc fault detection arrangement for a dc electric bus

An arc fault detection arrangement for a DC electric bus, the DC electric bus having one or more electric lines adapted to electrically connect a source section and a load section of an electric apparatus, the arc fault detection arrangement including an arc fault detector adapted to receive and process... Abb Schweiz Ag

02/15/18 / #20180048138

Arc fault detection arrangement for a dc electric bus

secondary winding means (22) magnetically coupleable with said first primary winding means, said secondary winding means comprising at least a first secondary winding conductor (SW1) electrically connected with said arc fault detector (10) to provide said detection signals (DS) to said arc fault detector.... Abb Schweiz Ag

02/15/18 / #20180048146

Photovoltaic string reverse polarity detection

One or more techniques and/or systems are provided for detecting reverse polarity of a photovoltaic system. A fuse holder may comprise a fuse holder body configured to receive a fuse used to protect against excessive current from a photovoltaic string of the photovoltaic system, such as current from a short... Abb Schweiz Ag

02/15/18 / #20180048457

Method, system and device for clock synchronization over time-varying and lossy networks

The present invention is directed towards a method, a system, and a device which allow an improved synchronization of a system-wide timing information over a network. Hence, slave clocks can be synchronized to a high quality clock, such as a master clock.... Abb Schweiz Ag

02/08/18 / #20180038681

Sensor characterizing a stack of wet paint layers

A method of characterizing a wet paint layer stack of a painted body by individual parameters of the wet paint layers, based on fitting to a physical model, is provided. The method includes: emitting a THz radiation signal towards the painted body such that the THz radiation interacts with the... Abb Schweiz Ag

02/08/18 / #20180039261

Method of monitoring a modular process plant complex with a plurality of interconnected process modules

A system for monitoring a modular process plant complex having a plurality of interconnected process modules each of which includes a plurality of interconnected physical control objects. The physical control objects and their interconnections inside a physical process module are displayed together with associated control parameters as stylized control objects... Abb Schweiz Ag

02/08/18 / #20180040442

Device for interrupting non-short circuit currents only, in particular disconnector or earthing switch

The present invention relates to a device for interrupting non-short circuit currents only, and in particular relates to a disconnector, more particularly high voltage disconnector, or to an earthing switch, more particularly make-proof earthing switch, and further relates to a low voltage circuit breaker. The device comprises at least two... Abb Schweiz Ag

02/08/18 / #20180040526

Power semiconductor module

A power semiconductor module including at least one power semiconductor chip providing a power electronics switch; and a semiconductor wafer, to which the at least one power semiconductor chip is bonded; wherein the semiconductor wafer is doped, such that it includes a field blocking region and an electrically conducting region... Abb Schweiz Ag

Patent Packs
02/08/18 / #20180040538

Power electronics module

A power electronics module comprises a first liquid cooler comprising a cooling channel for receiving a cooling liquid, wherein the first liquid cooler comprises a metal body providing a first terminal of the power electronics module; a second liquid cooler comprising a cooling channel for receiving a cooling liquid, wherein... Abb Schweiz Ag

02/08/18 / #20180041021

Switching system for breaking a current and performing a current breaking operation

A switching system for breaking a current, including a contact arrangement having a first and second terminals, a resonance circuit connectable across the contact arrangement, In the closed state the first switch enables current to flow through the resonance circuit in a first flow direction and into the contact arrangement... Abb Schweiz Ag

02/08/18 / #20180041127

Gate drive systems and methods using wide bandgap devices

Unique systems, methods, techniques and apparatuses of a gate drive system are disclosed. One exemplary embodiment is a drive circuit electrically coupled to a main switching device comprising a first inverter, a first inverter controller, an air core transformer, at least one rectifier, at least two smoothing capacitors, a current... Abb Schweiz Ag

02/08/18 / #20180041163

Photovoltaic string combiner with modular platform architecture

One or more techniques and/or systems are provided for managing a photovoltaic arrangement. A photovoltaic string combiner may be configured to combine a set of photovoltaic strings of the photovoltaic arrangement. The photovoltaic string combiner comprises a modular platform architecture configured to host one or monitoring modules in a plug... Abb Schweiz Ag

02/01/18 / #20180029233

Method for avoiding collisions between two robots

A method for avoiding collisions between two robots providing first movement information related to a first robot movement; determining for a plurality of second robot movements whether they involve a risk for collision between the first and second robots; and executing one of the second robot movements. Information about a... Abb Schweiz Ag

02/01/18 / #20180033566

Switch cover

A cover for an electric switch assembly is disclosed in the present application. The cover includes connecting features that permit connection to a housing for the switch assembly in at least two locations. A first location is defined by a cover positioned to completely enclose all electrically conductive components in... Abb Schweiz Ag

02/01/18 / #20180033567

Switch cover

A control system for an electrical switching apparatus adapted to be installed in a medium voltage or high voltage electrical circuit. The control system includes at least a first module with first control means which are adapted to execute a first control logic, and a second module with second control... Abb Schweiz Ag

02/01/18 / #20180034265

Method for protection in a mixed power transmission line

A method is provided for protection in a mixed power transmission line by controlling a switching device connected thereto through an Intelligent Electronic Device (IED). The mixed line has two or more sections with at least one overhead section (10A) and at least one underground section (10B), wherein every two... Abb Schweiz Ag

02/01/18 / #20180034396

Systems and methods concerning exciterless synchronous machines

A synchronous machine and related systems include a stator and rotor separated by an air gap. The rotor includes a rotating DC power supply coupled to exciter windings disposed adjacent the air gap. Power from air gap harmonics, including air gap slot harmonics induce current in the exciter windings, which... Abb Schweiz Ag

01/25/18 / #20180021948

Electric fluidic rotary joint actuator with pump

There is set forth herein an articulated arm, the articulated arm comprising a first rigid link assembly and a second rigid link assembly. The articulated arm can be configured so that the second rigid link assembly rotates in relation to the first link assembly about a rotary axis. The articulated... Abb Schweiz Ag

01/25/18 / #20180024183

Method and detection of power system disturbance within a digital substation

An objective of the application is to provide a method for detecting a disturbance in a power system within a digital substation and an apparatus using the same. The method includes: sensing electrical parameters at an end of a transmission line; sampling the sensed electrical parameters; extracting traveling-wave information from... Abb Schweiz Ag

01/25/18 / #20180026434

Excitation system

A excitation system and a generator arrangement with the excitation system is proposed. The excitation system comprises a converter adapted for converting an AC current to a DC current, a switching device for short circuiting an AC input of the converter, and an arc detection device for detecting an arc... Abb Schweiz Ag

01/25/18 / #20180026519

Multilevel converter with energy storage

A multilevel power converter includes at least one phase leg. The phase leg includes a plurality of cascaded chain link connected cells, each cell including a capacitor and two semiconductor switches in series, each with an anti-parallel connected diode. The plurality of cascaded chain link connected cells includes first and... Abb Schweiz Ag

01/25/18 / #20180026570

Solid state switch system

A solid state switch has at least one FET-type device and at least one thyristor-type device coupled in parallel to the at least one FET-type device. The at least one FET-type device is constructed with a first power loss profile based on a rated current of an electrical device; and... Abb Schweiz Ag

01/25/18 / #20180026623

Solid state switch system

A solid state switch for connecting and disconnecting an electrical device has at least one FET-type device and at least one thyristor-type device coupled in parallel to the at least one FET-type device. A gate driver is operative to send gate drive signals to the at least one FET-type device... Abb Schweiz Ag

01/18/18 / #20180019074

Vibration-limiting device for an apparatus comprising a switchgear and a switching device, such as a circuit breaker, and apparatus comprising said vibration-limiting device

when the switching device (3) is in the connection position, in case of vibrations of the one movable conducting terminal (2) transversal to said connection/disconnection direction (CD), the vibration-limiting device (7) interferes with the other of the one movable conducting terminal (2) or the one corresponding stationary conducting terminal (6)... Abb Schweiz Ag

01/18/18 / #20180020562

Arrangement for subsea housing of electric components and manufacturing of the same

A pressure compensated subsea arrangement for housing of electric components. The arrangement includes a pressure compensated housing. The pressure compensated housing is filled with a dielectric liquid. The arrangement includes at least one electric component. The at least one electric component is provided inside the pressure compensated housing. The dielectric... Abb Schweiz Ag

01/11/18 / #20180009519

Arrangement and installing propulsion unit

An arrangement and a method for installing a propulsion unit to a hull of a ship. The propulsion unit comprises an upper part of the propulsion unit attachable to the hull of the ship and a lower part of the propulsion unit where to a propeller shaft is rotatably supported,... Abb Schweiz Ag

01/11/18 / #20180010646

Sleeve coupling with flange having internal tooth design for increasing useful life of flexible insert

A flexible coupling assembly for connecting two shafts in a coaxial alignment has a flange including a hub with axially opposite first and second ends and a plurality of radial grooves angularly spaced about a periphery of the hub. The radial grooves have crests and roots. The radial grooves extend... Abb Schweiz Ag

01/11/18 / #20180011128

High-voltage measuring unit with self-correction

The present application relates to a method for providing a corrected measuring signal indicating a high voltage on a high-voltage node (HV), including: injecting a periodic injection signal into a voltage divider coupled between the high-voltage node (HV) and a reference potential; obtaining a sensing signal at a sensing node... Abb Schweiz Ag

01/11/18 / #20180012043

System and administering physical security access to components of a process control system

A system for restricting physical access to at least one component process control system component has a locking device that is integrated with process control system security administration data. The locking device accesses the process control system security data when authenticating a user. Upon authentication of a user for physical... Abb Schweiz Ag

01/11/18 / #20180012711

A controlled energising of a transformer

In aspects, the present invention provides a method for controlled energizing of a transformer (150) being connected to a first electrical subsystem (110) through a first circuit breaker (140). The method comprises acquiring electrical current waveform in a first phase of the transformer during a closing operation of the first... Abb Schweiz Ag

01/11/18 / #20180012773

Power semiconductor device with thick top-metal-design and manufacturing such power semiconductor device

The present application contemplates a method for manufacturing a power semiconductor device. The method comprises: providing a wafer of a first conductivity type, the wafer having a first main side and a second main side opposite to the first main side, and the wafer including an active cell area, which... Abb Schweiz Ag

01/11/18 / #20180013049







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