Patents Assigned to IHI Corporation
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Publication number: 20240153698Abstract: A coil device includes a main unit in which a coil that wirelessly transmits or receives electric power is accommodated in a main housing fixed to an installation target, and a sub-unit in which an electrical function unit that provides the main unit with an electrical function performed by at least one of an electric component and an electronic component is accommodated in a sub-housing detachably configured to be attached to the main housing. The main unit includes an accommodation portion that detachably accommodates the sub-unit.Type: ApplicationFiled: February 1, 2022Publication date: May 9, 2024Applicant: IHI CorporationInventors: Kenji NISHIMURA, Susumu TOKURA
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Publication number: 20240142002Abstract: A spool valve includes: a sleeve extending in an axial direction thereof, including inlet and outlet ports for working fluid; a spool housed in the sleeve; a biasing device that presses a base end of the spool toward a tip end of the spool; and a pressure detecting port opening toward the tip end. The spool includes: first and second land sections; a groove section located between the first land section and the second land section, having a width in the axial direction to connect between the inlet port and outlet port; a recess portion formed on an outer peripheral surface of the second land section; and a connection passage for the working fluid formed in the second land section, connecting between the groove section and the recess portion. A path hole is formed in the sleeve facing the recess portion of the spool.Type: ApplicationFiled: January 4, 2024Publication date: May 2, 2024Applicant: IHI CorporationInventor: Seiei MASUDA
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Publication number: 20240143001Abstract: A spool valve (1) includes: a sleeve (10) extending in an axial direction thereof, including an inlet port (11) and an outlet port for working fluid; a spool (20) movably housed in the sleeve (10) in the axial direction; a biasing device (30) including a spring (31) as a biasing member configured to press a base end (20a) of the spool (20) toward a tip end (20b) of the spool (20); and a pressure detecting port (56) for the working fluid, opening toward the tip end (20b) of the spool (20). The outlet port (12) is constituted of slits (16), and the slits (16) are arranged at intervals in the circumferential direction of the sleeve (10) and extended in the axial direction.Type: ApplicationFiled: January 4, 2024Publication date: May 2, 2024Applicant: IHI CorporationInventor: Seiei MASUDA
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Publication number: 20240133550Abstract: A combustion device includes: an ammonia injection nozzle having an injection port facing an internal space of a furnace; a pulverized coal injection nozzle having an injection port facing the internal space of the furnace; an adjustment mechanism that adjusts an injection flow rate of ammonia from the ammonia injection nozzle; and a control device that controls an operation of the adjustment mechanism in such a manner that the injection flow rate of ammonia from the ammonia injection nozzle is higher than an injection flow rate of pulverized coal from the pulverized coal injection nozzle.Type: ApplicationFiled: January 3, 2024Publication date: April 25, 2024Applicant: IHI CorporationInventors: Hiroki ISHII, Ryo HANAOKA
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Patent number: 11965524Abstract: A centrifugal compressor includes: a housing accommodating an impeller; a diffuser flow path formed radially outside the impeller in the housing; and a scroll flow path formed in the housing and connected to the diffuser flow path from a radially-outer side, the scroll flow path extending in a rotational axis direction and a rotational direction of the impeller with respect to the diffuser flow path, the scroll flow path including a radially-inner end located at the radially-innermost position, and the radially-inner end being spaced apart from the diffuser flow path with respect to a middle point of the maximum flow path width of the scroll flow path in the rotational axis direction.Type: GrantFiled: January 24, 2023Date of Patent: April 23, 2024Assignee: IHI CorporationInventor: Katsunori Tokieda
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Publication number: 20240125245Abstract: A turbocharger includes an actuator housing in which an actuator that drives a movable member is disposed, a compressor housing disposed adjacent to the actuator housing, and a through hole formed in the actuator housing in an area closer to the compressor housing and extending in a vertically downward direction when the actuator housing is mounted.Type: ApplicationFiled: December 21, 2023Publication date: April 18, 2024Applicant: IHI CorporationInventors: Jinhee BYON, Masashige TAKAHASHI
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Publication number: 20240125900Abstract: A road surface condition determination system includes: a ranging sensor that is installed at a predetermined position on a vehicle, emits light toward a road surface in a measurement area around the vehicle and receives reflected light of the emitted light, and measures a distance to the road surface based on a light reception state of the reflected light; and a determination unit that determines that the road surface is wet when the reflected light is not received by the ranging sensor, or when a measurement value measured by the ranging sensor is longer than a predetermined value.Type: ApplicationFiled: December 20, 2023Publication date: April 18, 2024Applicant: IHI CorporationInventor: Yoshio KATSUKI
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Patent number: 11958138Abstract: A joint method includes a groove formation step of removing part of a first projection and part of the second projection to form a groove region between the first projection and the second projection, a first welding step of joining a first member and a second member to each other by butt welding, and a second welding step of filling the groove region by buildup welding. The groove formation step forms a first inclined surface in the first projection facing the groove region to be gradually distant from a joint position joined with the second projection so as to be closer to an outer surface of the first projection, and forms a second inclined surface in the second projection facing the groove region to be gradually distant from the joint position joined with the first projection so as to be closer to an outer surface of the second projection.Type: GrantFiled: October 25, 2019Date of Patent: April 16, 2024Assignee: IHI CorporationInventors: Eriko Hato, Shoichi Nonomura, Naoyuki Matsumoto, Tetsurou Yamazaki, Tomohiro Sugino, Koutarou Inose
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Patent number: 11959638Abstract: A boiler performs mixed-fuel combustion of a sulfur-containing fuel and ammonia as a fuel, and includes a furnace having a plurality of wall parts, a burner installed on at least one of the wall parts of the furnace, and an ammonia injection port that is configured to cause the ammonia to be burned as the fuel to flow along an inner wall surface of the wall part where the burner is not installed.Type: GrantFiled: January 22, 2021Date of Patent: April 16, 2024Assignee: IHI CorporationInventors: Juwei Zhang, Takamasa Ito, Sakiko Ishihara
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Publication number: 20240117763Abstract: A gas turbine system includes: a combustor; an intake flow passage connected to the combustor; an exhaust flow passage connected to the combustor; a compressor provided in the intake flow passage; a turbine provided in the exhaust flow passage; an ammonia tank; and a hydrogen generator-separator having an ammonia supply port connected to the ammonia tank and a hydrogen discharge port connected to the combustor, the hydrogen generator-separator being arranged on a downstream side of the turbine in the exhaust flow passage or on a downstream side of the compressor in the intake flow passage, the hydrogen generator-separator including an ammonia cracking catalyst and a hydrogen separation membrane.Type: ApplicationFiled: December 19, 2023Publication date: April 11, 2024Applicant: IHI CorporationInventors: Shintaro ITO, Toshiro FUJIMORI, Wonyoung CHOI, Masahiro UCHIDA
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Publication number: 20240110261Abstract: A TiAl alloy is provided with 47 at % or more and 50 at % or less of Al, 1 at % or more and 2 at % or less of Nb, 2 at % or more and 5 at % or less of Zr, 0.05 at % or more and 0.3 at % or less of B, and the balance being Ti and inevitable impurities.Type: ApplicationFiled: November 28, 2023Publication date: April 4, 2024Applicant: IHI CorporationInventors: Yutaro OTA, Yuto MIYAZAWA, Keiji KUBUSHIRO
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Publication number: 20240113520Abstract: An energy consumption prediction device includes: a storage unit configured to store past energy consumption result data of a target facility in correlation with information for identifying a date and time at which the data has been acquired and incidental information which is information related to an operation situation of the target facility when the data has been acquired; an extraction unit configured to extract data in which the incidental information matches an extraction condition designated by a user from the energy consumption result data stored in the storage unit and to generate prediction data which is used to predict an amount of consumed energy; and a prediction data generating unit configured to generate energy consumption prediction data in accordance with an instruction from the user based on the prediction data.Type: ApplicationFiled: May 31, 2022Publication date: April 4, 2024Applicant: IHI CORPORATIONInventors: Yuji KOGUMA, Kenichi HAMAGUCHI, Akinobu INAMURA, Sho KAZIKURA
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Patent number: 11946480Abstract: A centrifugal compressor includes: a housing including an intake flow path; a compressor impeller arranged in the intake flow path; a movable portion arranged upstream of the compressor impeller in a flow of an intake air; and a groove formed in an area other than a surface located on a downstream side in the flow of the intake air in the movable portion.Type: GrantFiled: June 16, 2022Date of Patent: April 2, 2024Assignee: IHI CorporationInventors: Atsushi Yonemura, Ryota Sakisaka, Yudai Kaneko, Takahiro Bamba
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Publication number: 20240101384Abstract: A stacking apparatus of a sheet-shaped workpiece includes a pick-and-place machine that holds and picks up a sheet-shaped workpiece cut out from a sheet material and places the workpiece onto a stacking position to stack sequentially, a detector that is provided in the pick-and-place machine and detects a position of the workpiece in a lifted state by the pick-and-place machine and a controller that controls the pick-and-place machine. The controller calculates a position shift of the workpiece based on the position of the workpiece detected by the detector and adjusts, based on the calculated position shift, a holding position of a workpiece by the pick-and-place machine in a future operation.Type: ApplicationFiled: December 4, 2023Publication date: March 28, 2024Applicant: IHI CorporationInventor: Shotaro SUZUKI
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Publication number: 20240102614Abstract: Provided is a liquid tank, including: a cylindrical seamless tank body having both end portions being reduced in diameter toward respective end sides; and a plurality of annular baffles provided inside the tank body and arranged at intervals in an axial direction of the tank body, in which at least one of the plurality of baffles is held on an inner peripheral surface of the tank body.Type: ApplicationFiled: November 29, 2023Publication date: March 28, 2024Applicants: IHI Corporation, MJOLNIR SPACEWORKS Co., Ltd.Inventors: Yoshiki SAKAGUCHI, Masahiko YAMAZAKI, Shinichi MISHIMA, Thibault BAGNOL, Mitsunori ITOH, Tor VISCOR
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Patent number: 11941982Abstract: A vehicle guidance device includes: at least one light reflector including: a retroreflector configured to reflect laser light for distance measurement emitted from a vehicle for autonomous driving; and a reflection setter configured to set either a first state in which the laser light is retroreflected from the retroreflector toward the vehicle, or a second state in which the laser light is not retroreflected from the retroreflector toward the vehicle, and a controller configured to cause the reflection setter to set the first state by setting a target position of the vehicle associated with the light reflector and cause the reflection setter to set the second state after the vehicle arrives at the target position.Type: GrantFiled: June 8, 2022Date of Patent: March 26, 2024Assignee: IHI CORPORATIONInventor: Motonao Niizuma
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Patent number: 11940005Abstract: A radial foil bearing includes a bearing housing which has an insertion hole therein, a top foil which is disposed inside the insertion hole, and a foil structure which is interposed between the top foil and the bearing housing, the foil structure has a folded protruding portion that is bent outward in a radial direction of the insertion hole and is bent back inward in the radial direction, and the folded protruding portion is fitted to a fitting groove formed in an end surface of the bearing housing in an axial direction, the axial direction being a direction in which the insertion hole extends.Type: GrantFiled: September 28, 2021Date of Patent: March 26, 2024Assignee: IHI CORPORATIONInventor: Naomichi Omori
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Patent number: 11939923Abstract: Provided is a liquid fuel injection body capable of further reducing a film thickness of an injected liquid fuel.Type: GrantFiled: December 28, 2020Date of Patent: March 26, 2024Assignee: IHI CORPORATIONInventor: Nagayoshi Hiromitsu
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Publication number: 20240097485Abstract: Economic efficiency in power control including transmission and reception of electric power to and from an external power market is improved. An EMS serving as a power control device that is able to transmit and receive electric power to and from a power market and controls operations of one or more power instruments includes: a host control unit serving as a transmitted/received electric power determining unit configured to determine an amount of transmitted/received electric power which is an amount of electric power transmitted to and received from the power market based on a power-market unit price in the power market and information related to an operating situation of the one or more power instruments; and an intra-grid control unit serving as an operation instruction determining unit configured to determine an operation instruction for the one or more power instruments based on the determined amount of transmitted/received electric power.Type: ApplicationFiled: August 10, 2023Publication date: March 21, 2024Applicant: IHI CORPORATIONInventors: Toshinobu ARIMURA, Akinobu INAMURA, Misako KONISHI, Kenichi HAMAGUCHI
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Patent number: 11933673Abstract: A heat source detection device is a heat source detection device that detects a heat source on the earth using observation data of a radiometer provided in a geostationary satellite and includes: a calculation unit that calculates a heat source proportion value indicating a proportion of a wavelength distribution due to the heat source included in the observation data to the observation data by curve fitting using Planck's law; and a determination unit that determines presence or absence of the heat source according to the heat source proportion value calculated by the calculation unit.Type: GrantFiled: February 19, 2019Date of Patent: March 19, 2024Assignee: IHI CorporationInventors: Chiharu Sasagawa, Takashi Ogai