1801 patents
Page 13 of 91
Utility
Drain Removal Monitoring Equipment
3 Aug 23
A drain removal monitoring equipment for monitoring, in a steam turbine, drain removal performed by drawing a fluid outside at least one hollow stator vane including an internal space into the internal space via a slit formed in a surface of the stator vane includes: a gas-liquid separation device for separating the fluid drawn into the internal space into a liquid phase and a gas phase; a liquid-phase flow measurement device for measuring a flow rate of the liquid phase separated by the gas-liquid separation device; a gas-phase flow measurement device for measuring a flow rate of the gas phase separated by the gas-liquid separation device; a liquid-phase return line through which the liquid-phase flow measurement device and the steam turbine communicate with each other, and a gas-phase return line through which the gas-phase flow measurement device and the steam turbine communicate with each other.
Ryo Takata, Masaki Osako, Masahiro Ishikawa, Hideaki Sato, Soichiro Tabata, Naoto Tochitani
Filed: 13 May 21
Utility
Impeller and Rotary Machine
3 Aug 23
An impeller includes a hub having a circular plate shape with an axial line as a center, a shroud disposed to face the hub in a direction of the axial line, and a plurality of blades disposed with a space from each other in a circumferential direction between the hub and the shroud.
Satoshi Maeda, Takeshi Sano, Shinji Fukao, Atsushi Nakagawa, Keisuke Matsumoto, Kazuyoshi Miyagawa
Filed: 30 Dec 22
Utility
Fuel Cell System and Method of Operating the Same
3 Aug 23
A fuel cell system includes: a fuel cell including a fuel electrode and an air electrode; a fuel electrode fuel line configured to supply fuel gas to the fuel electrode; a polluted exhaust line configured to supply polluted exhaust containing contaminants discharged from a facility to the air electrode; and an air electrode fuel line configured to supply fuel gas to the air electrode.
Yasushi IWAI, Katsuhiko YOKOHAMA, Norihisa MATAKE, Ryutaro MORI
Filed: 20 Jan 23
Utility
Turbine blade and method for manufacturing the turbine blade
1 Aug 23
A turbine blade including an airfoil portion having a leading edge, a trailing edge, and a pressure surface and a suction surface extending between the leading edge and the trailing edge.
Satoshi Mizukami, Masamitsu Kuwabara, Satoshi Hada, Saki Matsuo, Yoshitaka Uemura, Ryozo Tamura, Yasumasa Kunisada
Filed: 23 Mar 21
Utility
Gas turbine system and moving unit including the same
1 Aug 23
Provided is a gas turbine system that is used for a moving body including a thrust generator configured to generate thrust from electric power and includes: a compressor that compresses external air to generate compressed air; a combustor that burns the compressed air generated by the compressor together with fuel to generate a combustion gas; a turbine driven by the combustion gas generated by the combustor; a first generator that is coupled to the turbine to generate electric power by driving of the turbine and supplies electric power to the thrust generator; and a second generator that is arranged downstream of the turbine in a flow direction of a combustion gas and converts kinetic energy and/or thermal energy of a combustion gas that passed through the turbine into electric power.
Yuichi Nakatani, Yuki Morisaki
Filed: 13 Feb 20
Utility
Metal powder production apparatus
1 Aug 23
A metal powder production apparatus capable of easily preventing an oxide in a molten metal from entering a liquid nozzle is provided.
Takashi Shibayama, Shigenobu Eguchi, Shinya Imano
Filed: 26 Nov 19
Utility
Rotating Machinery Evaluation Device, Rotating Machinery Evaluation System, Tuning Method for Rotating Machinery Evaluation Device, and Rotating Machinery Evaluation Method
27 Jul 23
Rotating machinery is evaluated by calculating a boundary condition based on a measured value of a parameter related to an operating state of the rotating machinery, and calculating an evaluation value corresponding to the calculated boundary condition based on the reduced order model, during operation of the rotating machinery.
Hiroshi ITO, Norikazu TEZUKA
Filed: 27 Mar 23
Utility
Bumper, Protective Wall Structure, and Spacecraft
27 Jul 23
A bumper is provided on an outer side of a structural body of a spacecraft with a predetermined gap between the bumper and the structural body.
Takaomi Chubachi, Naoto Azusawa
Filed: 26 Jan 23
Utility
Bending method
25 Jul 23
A workpiece material is fed between rollers to bend the workpiece material while rolling, wherein the workpiece has a first thickness portion and a second thickness portion connected to each other with a setting angle of 90 degrees.
Takahiro Tachibana, Jin Shinmura, Arata Yoshida, Hiroaki Matsui
Filed: 9 Jun 21
Utility
Method for producing composite material, fiber base material, and shaping mold for fiber base material
25 Jul 23
A method for producing a composite material in which a first fabric and a second fabric made from a fiber material are impregnated with a thermosetting resin and integrally molded, wherein a resin flow path through which thermosetting resin flows is provided between the first fabric and the second fabric, and the first fabric and the second fabric are impregnated with thermosetting resin from the resin flow path as well as being impregnated with thermosetting resin from the surface.
Kodai Shimono, Hiroshi Tokutomi
Filed: 13 Feb 19
Utility
Power distribution system and power distribution method
25 Jul 23
A power distribution system 100 is installed in an aircraft, and comprises: a first DC power supply unit 10 including a generator 11; a second DC power source unit 20 including a battery 30, a step-up/down converter 41, a voltage sensor 43, and control unit 44; and a diode 50.
Takaki Inaoka, Yasuto Minamida, Manabu Yamamoto
Filed: 17 Aug 20
Utility
Gas turbine with reduced axial displacement under thermal expansion
25 Jul 23
A gas turbine including a turbine driven by a combustion gas, a gas turbine casing that includes an exhaust casing having an inner tube and an outer tube, a bearing that rotatably supports a shaft of the turbine, a bearing casing that holds the bearing, a support leg that supports the gas turbine casing, struts that connect the inner tube and the outer tube, and a first support and a second support that support the bearing casing on the inner tube.
Kunihiro Oga, Hironori Tsukidate, Atsushi Sano
Filed: 7 Feb 22
Utility
Condition monitoring device and condition monitoring method for wind turbine power generating apparatus
25 Jul 23
A condition monitoring device for a wind turbine power generating apparatus provided with an auxiliary motor power supply system including a power-supply-side line connected to a power supply and a plurality of auxiliary-motor-side lines diverging from the power-supply-side line and connected to a plurality of auxiliary motors, respectively, comprises: a current measurement device for measuring a current flowing through the power-supply-side line; and a control device for controlling the plurality of auxiliary motors.
Mitsuya Baba, Yasushi Morishita, Minoru Sugiura, Kazuhiro Tsuyuki, Hideru Sakata
Filed: 27 Apr 21
Utility
Plant and operation method therefor
25 Jul 23
Provided is a plant that includes: a boiler; a device connected to the boiler; a water supply source that is configured to pool water; a water supply line that supplies water from the water supply source to the boiler; a cooler that transfers heat from a medium to be cooled to supply-water, which is the water flowing along the water supply line; a thermometer that determines a temperature of the medium to be cooled or the supply-water; and a temperature regulator that is configured to regulate the temperature of the medium to be cooled on the basis of the temperature determined by the thermometer.
Hideyuki Uechi, Naoki Hisada
Filed: 30 Jun 21
Utility
Fuel Injector, Combustor Including the Fuel Injector, and Gas Turbine Including the Combustor
20 Jul 23
A fuel injector has a body extending in an axial direction.
Kiyoshi FUJIMOTO, Shinichi FUKUBA, Mitsuhiro NAKAO, Yoshikazu MATSUMURA, Kota YOSHINO, Satoshi TAKIGUCHI, Sosuke NAKAMURA, Shinji AKAMATSU
Filed: 21 Jun 21
Utility
Loading Pad and Loading Device
20 Jul 23
A loading pad to be attached to a specimen to apply a load to the specimen includes: a back skin on which the load is applied; an elastic body that is provided between the back skin and the specimen; and an inserted member that is provided between the elastic body and the specimen.
Kunihiro MORISHITA, Takashi YARI
Filed: 13 Jan 23
Utility
Schedule Management Apparatus, Schedule Management System,
and Recording Medium
20 Jul 23
A schedule management apparatus is provided with a storage device that stores a schedule management program and a processor that reads out and executes the schedule management program.
Fumihito SOMA, Tomoyuki MORI
Filed: 23 Aug 21
Utility
End mill inspection device
18 Jul 23
An end mill inspection device, which inspects an end mill having a blade part formed in a curved convex shape or an arc shape, includes: an imaging data acquisition unit that acquires imaging data obtained by capturing an image of a blade part of the end mill by an imaging unit; a contour extraction unit that extracts the contour of the blade part on the basis of the imaging data acquired by the imaging data acquisition unit; and a curvature radius calculation unit that calculates a curvature radius of the contour on the basis of the contour of the blade part extracted by the contour extraction unit.
Jun Eto, Hirokazu Unno
Filed: 24 Dec 19
Utility
Cap seal, fastening structure provided with the same, and method for mounting cap seal
18 Jul 23
Provided are a cap seal with which molding of a seal material by hand can be omitted and variation in cap seal mounting quality can be minimized, a fastening structure provided with said cap seal, and a method for mounting a cap seal.
Hiroki Akamatsu, Koji Irie
Filed: 12 Apr 19
Utility
Rotating machine
18 Jul 23
A rotating machine includes a rotating body rotatably supported in a casing; a rotor blade fixed to an outer peripheral portion of the rotating body; a stator blade arranged on a downstream side in a fluid flow direction with respect to the rotor blade and fixed to an inner peripheral portion of the casing; a sealing device arranged between the inner peripheral portion and a front end of the rotor blade; a swirling flow generation chamber provided in the casing on the downstream side from the sealing device along a circumferential direction of the rotating body; and guiding members provided in the swirling flow generation chamber along a radial direction of the rotating body and in the circumferential direction at predetermined intervals.
Chongfei Duan, Hideaki Sugishita, Kazuyuki Matsumoto, Hideki Ono, Yoshihiro Kuwamura, Kiyoshi Segawa, Hisataka Fukushima
Filed: 13 Nov 19