792 patents
Page 2 of 40
Utility
Support body and support body mounting method
12 Dec 23
A long frame is provided with: a plurality of frame members that have a longitudinal direction and a short direction, have a first flange part folded along a folding line extending along the longitudinal direction, and are arranged close to an inner peripheral surface of a surface plate along an array direction; and a plurality of first connecting parts that connect each of the plurality of first flange parts to the surface plate.
Yuki Kani, Ryota Ozaki
Filed: 19 Mar 20
Utility
Casing deformation amount measuring apparatus and casing deformation amount measuring method
12 Dec 23
Provided is a casing deformation amount measuring apparatus for a steam turbine including a casing, a plurality of nuts fixed to an outer surface of the casing, a plurality of bolts individually screwed, at each one side end portion thereof, in the nuts and projecting to an outer side in a diametrical direction of the casing from the outer surface of the casing, and a lagging material held by the plurality of bolts and covering the casing.
Hiroshi Igawa
Filed: 11 Aug 22
Utility
Tool selection device, method, and program, and NC program creation system
12 Dec 23
A tool selection unit has an analysis unit and a selection unit.
Jun Eto, Shinichi Takeuchi, Toshiyuki Tanaka
Filed: 19 Mar 19
Utility
Steam turbine stator vane, steam turbine, and production method for steam turbine stator vane
12 Dec 23
A steam turbine stator vane includes a vane body portion which has a vane surface including a pressure surface and a suction surface, a moisture removal channel disposed in the vane body portion, at least one slit opening to the vane surface to communicate with the moisture removal channel and extending along a height direction from a base end portion toward a tip end portion of the vane body portion, and at least one groove portion disposed in the vane surface and extending from the base end portion along the height direction, at least a part of the at least one groove portion overlapping the at least one slit along the height direction.
Ryo Takata, Yasuhiro Sasao, Naoto Tochitani, Soichiro Tabata
Filed: 1 May 20
Utility
Wireless tag for sensor control, mobile object, and inspection system
12 Dec 23
A wireless tag for sensor control is connected to a sensor and configured to control execution of measurements using the sensor.
Shigeru Yoshida, Masaki Honda, Gen Sakashita, Ryo Hashimoto
Filed: 6 Jan 21
Utility
Acoustic attenuator, tube assembly, combustor, gas turbine, and method for manufacturing tube assembly
12 Dec 23
An acoustic attenuator comprises a first attenuation unit, a second attenuation unit, a welded section, and a communication part.
Hirokazu Shiraishi, Tatsuya Nadayoshi, Kentaro Murakami
Filed: 28 Jul 20
Utility
Rotor for electric motor, and electric motor
12 Dec 23
A rotor for an electric motor includes: a rotating element extending along an axis; and a retaining body formed of metal and configured to hold the rotating element from an outer peripheral side, where the retaining body includes: a plurality of annular members annularly surrounding an outer peripheral surface of the rotating element and arranged at intervals in the axis direction; and a plurality of connecting members arranged in a circumferential direction between the annular members adjacent to each other so as to connect the annular members.
Takeshi Ikemi, Shinichi Isobe
Filed: 15 Mar 22
Utility
Boiler plant and carbon dioxide removal method
5 Dec 23
A boiler plant includes a carbon dioxide capture system.
Atsushi Tsutsumi, Hiromi Ishii, Tetsuya Tanaka, Naoyuki Nagafuchi, Takashi Kamijo
Filed: 7 Dec 20
Utility
Charging system, charging station, movable body, and charging method
5 Dec 23
A charging system includes: a movable body including a frame and a battery provided in the frame; and a charging station configured to charge the battery.
Syuhei Kobori, Ken Onishi, Noriko Onishi, Koji Shukutani, Hiroyoshi Okazaki, Hiroyoshi Kojima
Filed: 14 Mar 19
Utility
Signal processing device, signal processing method, and signal processing program
5 Dec 23
A signal processing device including an acquisition unit configured to acquire signal waveform data corresponding to a frequency signal, a generation unit configured to generate a sine wave and a cosine wave of demodulation waveform data having a demodulation frequency between the first frequency and the second frequency, a first phase calculation unit configured to calculate a first phase based on a multiplication result of the sine wave and the signal waveform data at a first time and a multiplication result of the cosine wave and the signal waveform data at the first time, a second phase calculation unit configured to calculate a second phase based on a multiplication result of the sine wave and the signal waveform data at a second time advanced from the first time by a specified time interval less than one cycle of the demodulation frequency.
Hideaki Emoto, Mitsuyuki Shirae
Filed: 18 Nov 20
Utility
Lining method and lining
5 Dec 23
A lining method includes fixing a backing strip in a frame shape to a concrete surface of already-placed concrete so that the backing strip protrudes from the concrete surface; disposing a filler inside a frame of the backing strip; making edges of a plurality of lining plates butt against each other at a position of the backing strip to cover the backing strip and the concrete surface; and joining the edges of the lining plates by seal welding.
Takao Ito, Hayao Kurono, Shuhei Dobara
Filed: 25 Feb 19
Utility
Strut cover, exhaust casing, and gas turbine
5 Dec 23
A strut cover for a gas turbine includes: a cylindrical sheet metal member having a hollow portion; and a flare member that is connected to one end of the cylindrical sheet metal member in an axial direction of the cylindrical sheet metal member and includes a curved portion having an outer surface such that a distance from a center axis of the cylindrical sheet metal member to the outer surface increases with increasing a distance from the cylindrical sheet metal member in the axial direction.
Tomoyuki Hirata, Eiichi Tsutsumi, Kazuki Kitagawa, Takayoshi Iijima
Filed: 9 Sep 20
Utility
Steam generation apparatus and exhaust gas heat recovery plant
5 Dec 23
A steam generation apparatus includes: a heat medium flow passage through which a heat medium flows; a primary economizer disposed in the heat medium flow passage; a secondary economizer disposed in the heat medium flow passage at an upstream side of the primary economizer with respect to a flow direction of the heat medium; a primary evaporator disposed in the heat medium flow passage at an upstream side of the secondary economizer with respect to the flow direction of the heat medium; a first flash tank for generating flash steam; a first feed water line configured to supply water heated by the primary economizer to the secondary economizer; and a second feed water line disposed so as to branch from the first feed water line and configured to supply the water heated by the primary economizer to the first flash tank.
Hideyuki Uechi, Yuichi Otani, Fumito Kajitani, Taichi Yoshii, Norito Katsuki, Kanako Nagayama, Takahiro Hidaka
Filed: 26 Nov 20
Utility
Turbine vane and gas turbine comprising same
5 Dec 23
A turbine vane includes a blade body and a shroud.
Saki Matsuo, Satoshi Hada, Tomoko Morikawa, Hiroyuki Otomo
Filed: 6 Aug 20
Utility
Method of disassembling steam generator
5 Dec 23
A method of disassembling a steam generator including a body portion, a water chamber, a tube plate and a plurality of heat transfer tubes, the method includes: a step of obtaining a disassembly target including the tube plate and a part of the heat transfer tubes; a step of specifying the heat transfer tube fixed to the tube plate; a step of releasing fixation between the part of the heat transfer tube and the tube plate; and a step of pulling out the part of the heat transfer tube from the through-hole, in the step of releasing the fixation, the TIG heating head is inserted from the primary region side, and in the step of releasing the fixation, the TIG heating head is moved to a plurality of streaks only in a direction from the primary region side to the secondary region side.
Reiko Ueno, Takeshi Yamamoto, Yuki Kobayashi, Daisuke Hara, Masaki Noda, Kohei Tada
Filed: 26 Apr 22
Utility
Upgrade evaluation method and upgrade evaluation device
5 Dec 23
Provided is an upgrade evaluation device for calculating cost in relation to the introduction effects of an upgrade menu.
Koji Imakita
Filed: 24 Jun 19
Utility
Gas supply device for manufacturing device. atomizing device, 3D additive manufacturing device, additive manufacturing system, and shaped object and gas supply method for manufacturing device
28 Nov 23
A gas supply device for a manufacturing device includes an inert gas supply source that supplies inert gas, a supply line connected to the inert gas supply source, a nitrogen removal portion that is provided on the supply line and that removes at least a portion of nitrogen in the inert gas, and an oxygen removal portion that is provided on the supply line and that removes at least a portion of oxygen in the inert gas.
Takahiro Tachibana, Yasuyuki Fujiya, Masayuki Ota
Filed: 4 Dec 20
Utility
Processing device and processing method
28 Nov 23
The aim of the present invention is to provide a processing device and a processing method, with which it is possible to improve processing accuracy.
Takeshi Yamada, Tetsunori Miyoshi, Akira Kitano, Masahiro Aoyama, Takeshi Kadomasu, Yuya Tanaka, Naoki Yamamoto
Filed: 18 Apr 19
Utility
Control device, control method, and program
28 Nov 23
A control device for adjusting an amount of fuel to be supplied to a gas turbine based on a rotational speed of the gas turbine, such that a frequency of electric power output by a power generator that generates electric power using the gas turbine is within a given range, includes a load value acquisition unit configured to acquire a load value that is a value of a load applied to the power generator after cutoff of a part of the load applied to the power generator when the part of the load applied to the power generator is cut off, an arithmetic unit configured to calculate an adjusted value that is a value of the load different from the load value by carrying out an arithmetic operation on the load value and a bias, and a command unit configured to adjust the amount of fuel by outputting a first signal for causing the power generator to output electric power corresponding to the adjusted value.
Akihiko Saito, Hidekazu Yamashita, Jun Sasahara, Koichiro Yano, Yosuke Kitauchi, Mizuhiko Tanaka, Masahiro Yoshida
Filed: 27 Sep 22
Utility
Steam turbine seal clearance adjusting method
28 Nov 23
A steam turbine includes a rotary shaft, a blade provided on an outer peripheral surface of the rotary shaft, a casing covering the rotary shaft and the blade from an outer peripheral side, a vane provided on an inner peripheral surface of the casing, and a seal device including a seal ring provided between the outer peripheral surface and the vane and a position adjusting portion configured to adjust a position of the seal ring in a radial direction.
Shunsuke Mizumi, Ketsu Ko, Juichi Kodera, Masayuki Kayahara
Filed: 28 May 20