Real Time Touch



new TOP 200 Companies filing patents this week

new Companies with the Most Patent Filings (2010+)




Real Time Touch

Mitsubishi Hitachi Power Systems Ltd patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "M" | Mitsubishi Hitachi Power Systems Ltd-related inventors


 new patent  Turbine

A turbine is provided with a seal device. The seal device includes: at least one step surface disposed in a region of an outer peripheral surface of a rotor facing a shroud of a stationary vane in the radial direction of the rotor, the at least one step surface facing... Mitsubishi Hitachi Power Systems Ltd

 new patent  State determining device, operation controlling device, gas turbine, and state determining method

A state determining device determines a state of a gas turbine connected to an electric generator. The gas turbine includes a compressor that compresses intake air into compression air, a fuel supply device that supplies fuel, a combustor that mixes the compression air supplied from the compressor and the fuel... Mitsubishi Hitachi Power Systems Ltd

 new patent  Combined cycle plant, control device thereof, and steam turbine startup method

To provide a combined cycle plant, a control device thereof, and a steam turbine startup method that are aimed at improving the operability of a combined cycle plant by allowing a quick change of the output. A combined cycle plant is provided with: a gas turbine having a compressor, a... Mitsubishi Hitachi Power Systems Ltd

Moving blade and turbine using moving blade

A moving blade 21d is disposed in a last stage closest to a diffuser 10 among a plurality of stages of a turbine 9 including a turbine rotor 12 and a stationary body 14. The diffuser 10 is connected to an outlet side of the stationary body 14. A distal... Mitsubishi Hitachi Power Systems Ltd

Heat exchanger and controlling heat exchanger

A heat exchanger includes a heat recovery unit that causes a heat medium to recover heat from flue gas through first heat exchange by bringing the flue gas into contact with a fin tube; a reheater including a preheating unit configured to preheat flue gas through second heat exchange by... Mitsubishi Hitachi Power Systems Ltd

Nacelle anti ice system

A cooling system includes: a high pressure bleed line configured to bleed high pressure compressed air from a first bleed position of a compressor and to send the air to a first hot part; a low pressure bleed line configured to bleed low pressure compressed air from a second bleed... Mitsubishi Hitachi Power Systems Ltd

Communication connection apparatus and communication system

A communication connection apparatus controls connection of a communication line between a first and second communication devices comprising: a first connection port for the first communication device, including a first transmission unit through which a signal from the first communication device passes and a first reception unit through which a... Mitsubishi Hitachi Power Systems Ltd

Fuel nozzle of gas turbine combustor and manufacturing method thereof, and gas turbine combustor

To provide a fuel nozzle for a gas turbine combustor, offering favorable durability and strength reliability. In a fuel nozzle for a gas turbine combustor, jetting fuel into a combustion chamber of the gas turbine combustor, the fuel nozzle is metallurgically and integrally bonded with a base plate that supports... Mitsubishi Hitachi Power Systems Ltd

Method and device for treating nitroso compound

A method for decomposing a nitroso compound, comprising: adding an aqueous solution containing hydrogen halide to a liquid to be treated that contains the nitroso compound in such a manner that the hydrogen halide is present in an amount of 2 mol or more and 20 mol or less per... Mitsubishi Hitachi Power Systems Ltd

Transition piece, combustor provided with same, and gas turbine provided with combustor

A plurality of cooling passages extending in an axial direction are formed in a transition piece so as to be aligned in a circumferential direction and the axial direction. One or more downstream side passages are formed in a downstream side region (Rd) within one circumferential region. One or more... Mitsubishi Hitachi Power Systems Ltd

Turbine

A seal device of a turbine includes: at least one step surface disposed on a radially outer surface of a rotor blade facing a first radial-directional gap or on an outer peripheral surface of a rotor facing a second radial-directional gap, the at least one step surface facing upstream in... Mitsubishi Hitachi Power Systems Ltd

Rotary machine

A rotary machine includes a seal device capable of restricting a flow of a fluid in a clearance between a stationary member and a rotational member. The seal device includes a pressure loss element mounted to the stationary member, a first non-contact type seal protruding from the rotational member toward... Mitsubishi Hitachi Power Systems Ltd

Piping system cleaning method, piping system, and steam turbine plant

A piping system of a steam turbine plant is provided with: steam piping connected to a steam turbine; bypass piping which branches from the steam piping at a branching portion and which is connected to a condenser; a steam check valve provided between the branching portion of the steam piping... Mitsubishi Hitachi Power Systems Ltd

Fixing device, rotary machine, manufacturing rotary machine, assembling rotary machine, and disassembling rotary machine

A fixing device fixes a relative position in a rotational direction of an outer member and an inner member of a stationary body of the rotary machine, and includes: a radial pin that is inserted into a through hole passing through the outer member in a radial direction of a... Mitsubishi Hitachi Power Systems Ltd

Shaft sealing mechanism

A shaft sealing mechanism (11) that partitions an annular space (14) that is formed between a fixed part (12) and a rotating shaft (13) into a high-pressure-side region and a low-pressure-side region, that obstructs the flow of a fluid (G), and that is provided with: a plurality of annularly laminated... Mitsubishi Hitachi Power Systems Ltd

Shaft seal mechanism

A shaft seal mechanism (11) that blocks a fluid (G) flowing within a ring-shaped space (14) is equipped with: a ring-shaped seal housing (21) disposed on a fixed section (12); a plurality of thin-plate seal pieces (22) that are secured to the seal housing (21), are in sliding contact with... Mitsubishi Hitachi Power Systems Ltd

Slag discharge apparatus and slag discharge method

A slag crusher (20) is provided in a combustor of a gasifier (10) for gasifying a carbonaceous feedstock, and discharges falling slag generated in the combustor from the gasifier (10). The slag crusher (20) is provided with: a screen (22) provided so as to intersect with the direction in which... Mitsubishi Hitachi Power Systems Ltd

Shaft sealing mechanism

A shaft sealing mechanism (11) that partitions an annular space (14) that is formed between a fixed part (12) and a rotating shaft (13) into a high-pressure-side region and a low-pressure-side region, that obstructs the flow of a fluid (G), and that is provided with: a plurality of annularly laminated... Mitsubishi Hitachi Power Systems Ltd

Clearance-control-type seal structure

A clearance-control-type seal structure including a plurality of arc-shaped grooves (23) formed side by side in the axial direction with respect to an inner circumferential surface of a housing (22) of a turbine; and abradable seal rings (11, 12) having fitting parts (11a, 12a) that are fitted into the grooves... Mitsubishi Hitachi Power Systems Ltd

Steam turbine casing

This steam turbine casing is provided with: a lower half part having a plurality of curved leg parts projecting horizontally around a lower half part body; an upper half part bonded onto the lower half part; a cover member fixed to an upper surface part of the curved leg parts;... Mitsubishi Hitachi Power Systems Ltd

Exhaust duct and boiler

In an exhaust duct and a boiler, there are provided: a flue gas duct through which flue gases pass; a first hopper provided to the flue gas duct, the first hopper collecting PA in the flue gases; a low-repulsion section provided to the upstream side or the downstream side of... Mitsubishi Hitachi Power Systems Ltd

Vertical roller mill

Provided is a vertical roller mill equipped with a rotary classifier for causing a plurality of classification blades provided above a rotary table and positioned around an axis to rotate about the axis, wherein: of a solid fuel pulverized by a roller, the rotary classifier guides solid fuel fine powder... Mitsubishi Hitachi Power Systems Ltd

Solid fuel pulverizing device and controlling same

Provided is a solid fuel pulverizing device (100) provided with: a ventilation unit (30) configured to ventilate an interior of a housing (11) with primary air for supplying a solid fuel pulverized by a roller (13) to a classifier (16); a pressure detector (50) configured to detect an internal pressure... Mitsubishi Hitachi Power Systems Ltd

Method for producing a rifled tube

where, W is a width of a groove bottom surface of the helical groove; A is a maximum diameter of the plug; B is a minimum diameter of the plug; N is a number of the second helical ribs; S is the width of the groove bottom surface; and M... Mitsubishi Hitachi Power Systems Ltd

Main steam valve and steam turbine

A main steam valve includes a cylindrical guide centered about an O-axis, a valve body disposed inside the guide so as to be slidable in the O-axis direction, a valve shaft on which the valve body moves in the O-axis direction between open and closed positions, and a casing having... Mitsubishi Hitachi Power Systems Ltd

Combustor and gas turbine comprising same

A combustor includes a nozzle, a burner cylinder surrounding the outer circumference of the nozzle, and an outside flow path cylinder surrounding the outer circumference of a downstream end portion of the burner cylinder. A purge air flow path through which air flows is formed between the inner circumferential side... Mitsubishi Hitachi Power Systems Ltd

Combustor and gas turbine

A combustor (3) includes a plurality of first burners extending along an axis (P) and arranged at intervals in the circumferential direction, a base plate (31) having support openings configured to support the plurality of first burners and a plurality of through-holes (34) through which base plate air flows toward... Mitsubishi Hitachi Power Systems Ltd

Method of forming sprayed coating, high-temperature component for turbine, turbine, masking pin for forming sprayed coating, and masking member

A method of forming a sprayed coating includes preparing a spray target member having a surface on which openings of first ends of holes are formed, preparing a plurality of masking pins each of which comprises metal, and inserting each of the masking pins into a corresponding one of the... Mitsubishi Hitachi Power Systems Ltd

Method for manufacturing shaft body

A method for manufacturing a shaft body by welding a plurality of shaft members together and forming the shaft body, the method including: a primary tempering step of subjecting a range in at least one of the shaft members, which is in the vicinity of an end of another shaft... Mitsubishi Hitachi Power Systems Ltd

Combustor and gas turbine comprising same

A sound attenuator includes part of a plate forming a combustion liner and an acoustic cover defining, in conjunction with this part of the plate, a space on the outer circumferential side of the combustion liner. A restrictor that reduces a gas flow path is provided inside the combustion liner.... Mitsubishi Hitachi Power Systems Ltd

Seal member

A seal member (7) is provided between a combustor disposed around a rotor axis and a vane disposed on the downstream side in an axial direction and defining a part of a combustion gas flow passage (Pg) through which combustion gas (G) flows, and seals a gap between the combustor... Mitsubishi Hitachi Power Systems Ltd

Flow volume ratio calculation device, control device equipped with same, gas turbine plant equipped with this control device, flow volume ratio calculation method, and fuel line control method

A gas turbine includes: multiple fuel systems; a combustor that combusts fuels from the multiple fuel systems in compressed air to generate combustion gas; and a turbine that is driven by the combustion gas. A flow volume ratio calculation device which calculates the flow volume ratio of the fuels flowing... Mitsubishi Hitachi Power Systems Ltd

Combustor and gas turbine

A combustor according to the present invention is provided with: a pilot burner (15) disposed along an axis (P); a plurality of premixing burners (16), each of which has a premixing swirler cylinder (19) and a premixing nozzle (20) disposed inside the premixing swirler cylinder (19) and that are disposed... Mitsubishi Hitachi Power Systems Ltd

Combustion burner, combustor, and gas turbine

A combustion burner includes a nozzle, a swirl vane having a fuel injection hole, the swirl vane being disposed in an air flow passage of an annular shape extending along an axial direction of the nozzle around the nozzle, and a partition plate having an annular shape and partitioning at... Mitsubishi Hitachi Power Systems Ltd

Combustor and gas turbine

A combustor including a combustor main body having a transition piece that defines a flow channel therein, and a combustor basket inserted in the transition piece from an upstream side of the flow channel that defines a gap through which a film air is sent with an inner peripheral surface... Mitsubishi Hitachi Power Systems Ltd

10/05/17 / #20170284209

Turbine rotor assembly, turbine, and rotor blade

A turbine rotor assembly includes a rotor shaft and rotor blades. The rotor shaft includes two protrusions, two bearing surfaces, two first facing surfaces, and two second facing surfaces positioned on the outer side of the first facing surfaces. The blade root section of each of the rotor blades includes... Mitsubishi Hitachi Power Systems Ltd

10/05/17 / #20170284218

Seal structure

A seal structure includes: a first member and a second member disposed so as to face a combustion gas flow passage; a third member disposed on the outer side of the combustion gas flow passage; a heat-resistant coating formed on at least one of a first end face and a... Mitsubishi Hitachi Power Systems Ltd

10/05/17 / #20170284225

Gas turbine exhaust member, and exhaust chamber maintenance method

In a gas turbine exhaust member and an exhaust chamber maintenance method, the gas turbine exhaust member is provided with: an inside diffuser that forms a tubular shape and is divided into multiple parts in the circumferential direction; a first seal housing that forms a tubular shape and is integrally... Mitsubishi Hitachi Power Systems Ltd

10/05/17 / #20170284228

Steam turbine plant

Provided are a main steam piping connecting a steam generator and a steam turbine, a bypass piping branched from the main steam piping and bypassing the steam turbine, a bypass valve provided in the bypass piping, a warming piping branched from the bypass valve, a warming valve provided in the... Mitsubishi Hitachi Power Systems Ltd

10/05/17 / #20170284307

Gas turbine, combined cycle plant, and activation gas turbine

A gas turbine provided with: an air cooler that subjects compressed air extracted from a compressor to heat exchange and supplies the cooled compressed air to a cooling system of a rotor system in a turbine; an air cooler bypass line that bypasses the compressed air introduced into the air... Mitsubishi Hitachi Power Systems Ltd

10/05/17 / #20170284308

2-shaft gas turbine, and the control opening degree of inlet guide vane of the gas turbine

A 2-shaft gas turbine has a controller which controls the opening degree of an air inlet guide vane to adjust the inlet mass flow rate to a compressor. The air inlet guide vane control unit includes a first control unit that adjusts the opening degree of the inlet guide vane... Mitsubishi Hitachi Power Systems Ltd

10/05/17 / #20170284670

Combustor and gas turbine

The present invention is a combustor provided with a combustor transition pipe connected to a turbine while interposing a transition pipe seal in between, including a flange portion provided at an end portion on a downstream side in a fluid flow direction of the combustor transition pipe, the flange portion... Mitsubishi Hitachi Power Systems Ltd

10/05/17 / #20170284671

Gas turbine combustor

In a gas turbine combustor 3 of the present invention, an air hole plate 20 includes a center air hole group 51 configured from a plurality of air holes 51A and 51B and a plurality of outer circumferential air hole groups 52 configured from a plurality of air holes 52A,... Mitsubishi Hitachi Power Systems Ltd

10/05/17 / #20170284672

Combustor and gas turbine

A combustor including a transition piece that defines a flow channel therein; a combustor basket inserted in the transition piece from an upstream side of the flow channel that sends a combustion gas through the flow channel and defines a gap through which a compressed air is sent with an... Mitsubishi Hitachi Power Systems Ltd

10/05/17 / #20170284680

Gas turbine combustor

A plurality of gas turbine combustors having a cross fire tube assembly that connects adjacent combustors. The combustors include combustion chambers having annular combustion air passages on outer peripheries thereof. The cross fire tube assembly has a dual pipe configuration including an inner tube that connects the combustion chambers of... Mitsubishi Hitachi Power Systems Ltd

09/28/17 / #20170274386

Rotary classifier and vertical mill

The present invention improves the even distribution of a powder to a pulverized coal pipe. A rotary classifier including: a rotary shaft rotatably supported around a rotational axis extending in a vertical direction; a frame body supported by the rotary shaft and including an opening on the outer periphery of... Mitsubishi Hitachi Power Systems Ltd

09/21/17 / #20170268350

Steam turbine rotor blade, manufacturing steam turbine rotor blade, and steam turbine

A steam turbine rotor blade for forming a turbine rotor cascade of a steam turbine includes a rotor blade main body having a blade portion, a blade base portion and a first coupling portion, which has first facing surfaces, provided on opposite end sides of the blade portion, and a... Mitsubishi Hitachi Power Systems Ltd

09/14/17 / #20170260101

Method of producing thermal spray powder, manufacture apparatus of thermal spray powder, and thermal spray powder produced by the producing method

A method for producing a thermal spray powder includes: a preparing step of preparing a powder mixture containing a first particle made from zirconia-based ceramic containing a first additive agent and a second particle made from zirconia-based ceramic containing a second additive agent, the powder mixture having a 10% cumulative... Mitsubishi Hitachi Power Systems Ltd

09/14/17 / #20170260465

Powder transport device and char recovery device

This powder transport device comprises: transport pipe (11) that can transport powder by way of gravity by having a prescribed angle of inclination; a porous plate (12) that is disposed along the transport pipe (11) so as to divide a line cross section into a top section and bottom section... Mitsubishi Hitachi Power Systems Ltd

09/14/17 / #20170260767

Support structure

In a boiler support structure in which certain ones of seismic isolators are provided with a pullout countermeasure, the seismic isolators to be provided with the pullout countermeasure are individually identified according to whether the seismic isolator satisfies Formula (1) : NDn+NEQn>Ntn . . . Formula (1) , where NDn... Mitsubishi Hitachi Power Systems Ltd

09/14/17 / #20170260874

Journal bearing and rotary machine

A journal bearing includes: a rotation shaft which is rotatable about an axis; a bearing lower half portion which slidably supports an outer circumferential surface of the rotation shaft; a bearing upper half portion which supports an upper side half portion of the outer circumferential surface of the rotation shaft;... Mitsubishi Hitachi Power Systems Ltd

09/14/17 / #20170260902

Power generation system

This power generation system is provided with: a gas turbine having a compressor, a combustor and a turbine; a first compressed air supply line that supplies compressed air, which has been compressed by the compressor, to the combustor; a solid oxide fuel cell (SOFC) having an air electrode and a... Mitsubishi Hitachi Power Systems Ltd

09/07/17 / #20170254225

Steam turbine plant

A steam turbine plant of the present invention includes a heat source device that heats a low temperature fluid by a heat source medium to obtain a high temperature fluid, a steam generating device that generates steam by heat exchange with the high temperature fluid, a steam turbine that is... Mitsubishi Hitachi Power Systems Ltd

09/07/17 / #20170254267

Combustor and gas turbine

A combustor including: a transition piece having a cylindrical shape and including an inlet of combustion gas at one end and an outlet of the combustion gas at the other end and configured to allow the combustion gas flowing from the inlet to flow out from the outlet so as... Mitsubishi Hitachi Power Systems Ltd

09/07/17 / #20170254282

Control device, system, control method, power control device, gas turbine, and power control method

Provided is a control device of a gas turbine including a compressor, a combustor, and a turbine. The control device executes load control of allowing an operation control point for operation control of a gas turbine to vary in response to a load of the gas turbine. The operation of... Mitsubishi Hitachi Power Systems Ltd

09/07/17 / #20170255177

Control parameter automatic-adjustment apparatus, control parameter automatic-adjustment method, and control parameter automatic-adjustment apparatus network

Provided is a control parameter automatic-adjustment apparatus that adjusts a control parameter which is used when a control apparatus of a plant calculates an operational control signal, the apparatus including: a simulator that simulates operation of the plant; a learning unit that searches for an optimal control parameter using the... Mitsubishi Hitachi Power Systems Ltd

08/31/17 / #20170248020

Turbine blade

A turbine blade includes cooling passages formed inside the blade and extending in a blade height direction, blade surfaces on a suction side and a pressure side being covered with thermal barrier coating, a design point on a suction side being set on the blade surface on the suction side... Mitsubishi Hitachi Power Systems Ltd

08/31/17 / #20170250592

Rotating electric machine and defect detection rotating electric machine

The present invention provides a rotating electric machine and a method of detecting electric discharge (a defect detection method for a rotating electric machine), which are able to early detect vibration sparking between a stator winding and a stator core. A rotating electric machine of the present invention comprises a... Mitsubishi Hitachi Power Systems Ltd

08/24/17 / #20170241289

Maintenance gas turbine

An exhaust-side journal bearing for supporting a gas turbine rotor is disposed inside a bearing box. The bearing box is supported by a strut which extends inward from an exhaust casing, and a seal ring having an annular inner peripheral end is disposed on the bearing box. Executed during a... Mitsubishi Hitachi Power Systems Ltd

08/24/17 / #20170241295

Exhaust system and gas turbine

The present invention provides an exhaust system and a gas turbine. The exhaust system includes: an exhaust casing; an outer diffuser supported inside the exhaust casing; an inner diffuser disposed inside the outer diffuser to form an exhaust gas flow passage between the inner diffuser and the outer diffuser; a... Mitsubishi Hitachi Power Systems Ltd

08/24/17 / #20170241339

Combustor and gas turbine

A combustor having a plurality of nozzles (main nozzles) to supply fuel disposed, includes a water supplier that is connected to all or part of the plurality of nozzles to supply water to each of fuel pipes, wherein the water supplier varies a supply amount of water for each of... Mitsubishi Hitachi Power Systems Ltd

08/17/17 / #20170234135

Gas turbine

An axial-direction passage, a forced vortex passage, a first blade array passage, and a second blade array passage are formed in a rotor shaft of a turbine. Cooling air from an air extraction port of a compressor flows through the axial-direction passage which extends in an axial direction. The forced... Mitsubishi Hitachi Power Systems Ltd

08/10/17 / #20170226620

Heat shielding coating and turbine member

A heat shielding coating (11) includes a bond coat layer (12) as a metal coupling layer laminated on a base material (10), and a top coat layer (13) which is laminated on the bond coat layer (12) and includes zirconia-based ceramic, in which the top coat layer (13) has a... Mitsubishi Hitachi Power Systems Ltd

08/03/17 / #20170219211

Gas turbine combustor, gas turbine, control device, and control method

To provide a gas turbine combustor that can suppress a generation amount of NOx and maintain a flame holding property, while suppressing burn damage around a pilot nozzle including the pilot nozzle. A gas turbine combustor includes a pilot nozzle that can inject fuel F and cooling air A for... Mitsubishi Hitachi Power Systems Ltd

07/27/17 / #20170211409

Control device, system, and control method

A control device 14 of a gas turbine that compresses a suctioned air with a compressor to obtain compressed air, mixes a fuel supplied from a combustor with the compressed air to burn the fuel and the compressed air to obtain a combustion gas, operates a turbine with the generated... Mitsubishi Hitachi Power Systems Ltd

Patent Packs
07/27/17 / #20170211414

Piping system, steam turbine plant, and cleaning piping system

A piping system of a steam turbine plant includes: a piping member including a first pipe section including a first passage, a second pipe section including a second passage, a connection section arranged between the first pipe section and the second pipe section and including a connection passage that connects... Mitsubishi Hitachi Power Systems Ltd

07/27/17 / #20170211421

Vane, gas turbine, ring segment, remodeling vane, and remodeling ring segment

A vane (18) has an airfoil section (19) that extends in a radial direction and an outer shroud (20) that is disposed on the radially outward side of the airfoil section (19), and is supported inside a casing by means of a vane support member (24). The outer shroud (20)... Mitsubishi Hitachi Power Systems Ltd

07/27/17 / #20170211424

Exhaust frame

An exhaust frame includes: an inner casing; an inner diffuser which defines, between the inner diffuser and the inner casing, an annular inner cooling passage connected to a final-stage wheel space; an outer diffuser which defines an exhaust passage between the outer diffuser and the inner diffuser; an outer casing... Mitsubishi Hitachi Power Systems Ltd

07/27/17 / #20170211427

Boiler, combined cycle plant, and steam cooling boiler

The purpose of the present invention is to decrease the loss of energy of flue gas when superheated steam is cooled and prevent heat efficiency from being decreased. A boiler is provided with: economizers (a medium-pressure economizer (13) and a high-pressure secondary economizer (18)) which heat water supplied by water... Mitsubishi Hitachi Power Systems Ltd

07/27/17 / #20170211900

Heat exchanger monitoring device and heat exchanger monitoring method

An anomaly monitoring device (10) is installed in an IGCC plant that experiences varying loads, and the device monitors a heat exchanger (20) that performs heat exchange between a carbon-containing fuel and a heat exchange medium flowing through a heat transfer tube (24). For each load on the IGCC plant,... Mitsubishi Hitachi Power Systems Ltd

07/20/17 / #20170204788

Gas turbine with an air bleeder tube

A gas turbine provided with an air bleeder tube (1) that, during startup, bleeds a portion of the compressed air of a compressor from the compressor and discharged the bled air into a cylindrical exhaust duct (20), wherein the air bleeder tube (1) is disposed at a portion that does... Mitsubishi Hitachi Power Systems Ltd

07/13/17 / #20170198594

Turbine vane, turbine, and turbine vane modification method

A turbine vane (3) includes: a vane body (21); a plate-like inner shroud (22) provided at a radially inner end of the vane body (21); and a plate-like outer shroud (23) provided at a radially outer end of the vane body (21). The vane body (21) includes a serpentine channel... Mitsubishi Hitachi Power Systems Ltd

07/13/17 / #20170198608

Exhaust hood and its flow guide for steam turbine

An exhaust hood for a steam turbine including a turbine rotor that is rotatable around a center axis and moving blades disposed on an outer periphery side of the turbine rotor includes: a bearing cone disposed on an inner periphery side and on a downstream side of the moving blades... Mitsubishi Hitachi Power Systems Ltd

06/29/17 / #20170182450

Filter exchange device, control filter exchange device, and gas turbine equipment

Provided is a filter exchange device attached to a holding frame disposed in a duct and configured to exchange a plurality of filter materials configured to filter a gas flowing through the duct, and the filter exchange device includes an exchange device main body, a moving device configured to move... Mitsubishi Hitachi Power Systems Ltd

06/29/17 / #20170182623

Valve seat machining device, and valve seat machining method using said valve seat machining device

A valve seat processing machine (1) configured to process a valve seat (118) in a valve device (101) including a valve body portion (110) which forms a flow passage of fluid and a valve drive portion (120) which drives a valve element (124) capable of tightly engaging with the valve... Mitsubishi Hitachi Power Systems Ltd

06/29/17 / #20170182624

Valve seat machining device, and valve seat machining method using said valve seat machining device

A valve seat processing machine configured to process a valve seat in a valve device including a valve body portion which forms a flow passage of fluid and a valve drive portion which drives a valve element capable of tightly engaging with the valve seat includes: a base portion attached... Mitsubishi Hitachi Power Systems Ltd

06/29/17 / #20170183585

Gasification unit, integrated gasification combined cycle facility, and starting gasification unit

There is provided coal gasification unit including: a coal gasifier; a char recovery unit; flare equipment; an air flow rate adjustment valve and an oxygen supply flow passage that supply oxygen-containing gas to the coal gasifier; an inert gas supply flow passage that supplies nitrogen gas to an upstream side... Mitsubishi Hitachi Power Systems Ltd

06/29/17 / #20170184031

Rotary machine, assembling rotary machine, and performing maintenance of rotary machine

In a rotary machine, a method of assembling a rotary machine, and a method of performing maintenance of a rotary machine, a combustor casing as an outer casing configured from upper and lower casings forming a half split shape, an intermediate shaft cover as an inner casing configured from upper... Mitsubishi Hitachi Power Systems Ltd

06/22/17 / #20170175623

Advanced humid air gas turbine system

One of the objects of the invention is to provide a water-saving type advanced humid air gas turbine system (AHAT) that can decrease the amount of makeup water to be supplied from the outside, by reducing the amount of water consumed when the gas turbine system is starting up, shut... Mitsubishi Hitachi Power Systems Ltd

06/22/17 / #20170176978

Repair system, repair-data providing apparatus and repair-data generation method

A repair system includes a 3D-object repair apparatus and a repair-data providing apparatus. The repair-data providing apparatus includes: a damaged-part determining part to determine a location of the damaged part of the object to be repaired by comparing 3D-object data of the object to be repaired obtained by the scanner... Mitsubishi Hitachi Power Systems Ltd

Patent Packs
06/15/17 / #20170170698

Rotating machinery

Rotating machinery includes a rotor of 2n poles, 84n slots, and three-phase stator windings, where n is an integer equal to or greater than 1. A top coil and a bottom coil accommodated at the diametrically inner and outer sides of the slot are connected to each other to form... Mitsubishi Hitachi Power Systems Ltd

06/08/17 / #20170159155

Nb-silicide based composites, high-temperature component and high-temperature heat engine employing the same

To provide a Nb-silicide based composite achieving both mechanical characteristics and toughness at high levels in an ultrahigh temperature region (1200° C. or more) as well as a high-temperature component and a high-temperature heat engine which employ the same. The Nb-silicide based composite according to the present invention includes 13... Mitsubishi Hitachi Power Systems Ltd

06/08/17 / #20170159562

Two-shaft gas turbine having steam injection mechanism

A two-shaft gas turbine having a steam injection mechanism, comprising: a compressor having an inlet guide vane, a combustor, turbines, a heat recovery steam generator, a steam valve to control a flow rate of steam to be supplied to the combustor, a fuel valve to control a flow rate of... Mitsubishi Hitachi Power Systems Ltd

06/01/17 / #20170152762

Combined cycle plant, controlling same, and device for controlling same

A first steam turbine and a second steam turbine of a combined cycle plant are connected by a reheat steam line via a reheat section of an exhaust heat recovery boiler. The reheat steam line and a condenser are connected by a second bypass line. A control device includes: a... Mitsubishi Hitachi Power Systems Ltd

06/01/17 / #20170152765

Waste heat recovery system, gas turbine plant provided with same, waste heat recovery method, and installation waste heat recovery system

A gas turbine including: a compressor that compresses air; a combustor that combusts fuel in the compressed air so as to generate combustion gas; and a turbine that is driven using the combustion gas. A plurality of cooling air coolers bleed the air from a plurality of places having different... Mitsubishi Hitachi Power Systems Ltd

05/25/17 / #20170144380

Additive manufacturing system, modeling-data providing apparatus and providing method

An additive manufacturing system includes an additive manufacturing apparatus and a modeling-data providing apparatus. The modeling-data providing apparatus includes: a dividing unit configured to divide modeling data into n packets of transmission data; and a data transmitting unit configured to transmit the n packets of the transmission data to the... Mitsubishi Hitachi Power Systems Ltd

05/18/17 / #20170138079

Combined cycle plant and plant building thereof

A plant building includes: a building main body that continues in an array direction in which a plurality of single-shaft combined units are arrayed, and has a roof that covers the upper side of the plurality of single-shaft combined units; a first overhead crane that is disposed inside the building... Mitsubishi Hitachi Power Systems Ltd

05/18/17 / #20170138201

Cooling device, gas turbine installation provided with same, and operating cooling device

A cooling device is provided with a hot-part cooling system that guides air to a hot part of a gas turbine. The hot-part cooling system includes a compressor capable of operating independently of the gas turbine, and extracts air inside a casing of the gas turbine to pressurize the air... Mitsubishi Hitachi Power Systems Ltd

05/18/17 / #20170138211

Ring segment cooling structure and gas turbine having the same

A ring segment cooling structure including: a cavity surrounded by main bodies of segment bodies; and cooling passages arranged inside the main body of the segment body in a circumferential direction, and having one ends communicating with the cavity and the other ends open at lateral ends of the segment... Mitsubishi Hitachi Power Systems Ltd

05/18/17 / #20170138218

Method for mounting or dismounting turbine component, device for executing the method, and installing the device

A hanging device of a component of a turbine includes: a bridge member that bridges upper ends of a pair of side wall plates facing each other with the turbine interposed therebetween, among plates which constitute an enclosure surrounding an outer periphery of the turbine, and has a traveling path;... Mitsubishi Hitachi Power Systems Ltd

05/18/17 / #20170138220

Combined cycle plant, control same, and control device of same

A control device includes a mode-recognizing unit that recognizes whether a start mode of a steam turbine is a cold mode in which a temperature of a steam contact portion of the steam turbine is lower than a predetermined temperature or a different start mode in which the temperature of... Mitsubishi Hitachi Power Systems Ltd

05/18/17 / #20170138258

Integrated gasification combined cycle and operating integrated gasification combined cycle

Provided is an integrated coal gasification combined cycle equipped with: a gasifier that generates combustible gas from pulverized coal; a gas cooler; gas turbine equipment; an auxiliary fuel supply unit that supplies an auxiliary fuel to the gas turbine equipment; a heat recovery steam generator; steam turbine equipment; generators; and... Mitsubishi Hitachi Power Systems Ltd

05/18/17 / #20170138268

Method for purging fuel channel, purging device for executing said method, and gas turbine installation provided with said device

A water supplying step of supplying water to a liquid-fuel channel of a nozzle is executed during a liquid fuel supply state in which only liquid fuel is supplied to the nozzle; a post-switch water purging step of supplying water to the liquid-fuel channel of the nozzle is executed during... Mitsubishi Hitachi Power Systems Ltd

05/18/17 / #20170138598

Gas turbine combustor

A gas turbine combustor includes a plurality of fuel nozzles, an air hole plate, a plate lip that covers an outer circumference side of the air hole plate, and an outer channel that supplies compressed air to an outer circumferential part of a portion on the plate lip side of... Mitsubishi Hitachi Power Systems Ltd

05/11/17 / #20170130584

Vane unit and steam turbine

Provided are a vane unit and a steam turbine. A vane unit in which an outer ring and an inner ring are connected by a plurality of vanes arranged at predetermined intervals in a circumferential direction is provided with: a steam outer ring inlet portion provided in a first heating... Mitsubishi Hitachi Power Systems Ltd

05/11/17 / #20170130603

Austenite steel, and austenite steel casting using same

where [Nb], [Ti], [Mo], and [W] represent the contents of Nb, Ti, Mo, and W, respectively, in mass %.... Mitsubishi Hitachi Power Systems Ltd

05/11/17 / #20170130955

Injection device and steam turbine system

An injection device for injecting injection fluid (chemicals) into piping through which fluid flows, the injection device comprising: an injection line through which the injection fluid flows, the injection line being connected to the piping; an injection pump disposed on the injection line; an extrusion line connected downstream of the... Mitsubishi Hitachi Power Systems Ltd

05/11/17 / #20170130962

Nozzle, burner, combustor, gas turbine, and gas turbine system

A combustor (10) is provided with: a nozzle (25) having formed therein an air jet section (51) that causes air to be jetted from a nozzle section (25s); a cylindrical part (26) covering the nozzle (25) from the outer peripheral side thereof and forming an air flow path between the... Mitsubishi Hitachi Power Systems Ltd

05/11/17 / #20170133917

Rotor coil for armature of rotating machine and production method thereof

A rotor coil for a revolving armature includes a strand coil that includes a part arranged in a core slot of the rotor and is composed of a plurality of element wires; and a solid coil welded to an end of the strand coil wherein the end of the strand... Mitsubishi Hitachi Power Systems Ltd

05/04/17 / #20170120384

Cladding-by-welding device, erosion shield forming method, and turbine blade manufacturing method

A cladding-by-welding device, an erosion shield forming method, and a turbine blade manufacturing method forming an erosion shield having high erosion resistance including: a powder supply head; a laser head; a line generator configured to irradiate a measurement line beam; a imaging device; a movement mechanism configured to move the... Mitsubishi Hitachi Power Systems Ltd

05/04/17 / #20170122563

Gas turbine combustor and gas turbine

In a gas turbine combustor and a gas turbine, a pilot burner, a plurality of main burners, and a pilot cone are provided, and an air passage that ejects air toward a tip end portion side outside the main burner, air passages that circulate the air toward a tip end... Mitsubishi Hitachi Power Systems Ltd








ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009



###

This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Mitsubishi Hitachi Power Systems Ltd in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Mitsubishi Hitachi Power Systems Ltd with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

###