1801 patents
Page 10 of 91
Utility
Composite material structure and method for manufacturing composite material structure
19 Sep 23
Provided are a composite material structure obtained by joining composite materials with resin-impregnated reinforcing fibers, for which appropriate lightning proofing measures are taken, and a method for manufacturing the composite material structure.
Toshiya Araki, Tomoo Takizawa, Hiroaki Yamaguchi, Toshinobu Muraki, Shunsuke Yoshino
Filed: 23 Jan 19
Utility
Power supply circuit and input/output module
19 Sep 23
A power supply circuit is provided with: an AC voltage supply part; and one or more Cockcroft-Walton circuits.
Hideaki Emoto
Filed: 26 Oct 20
Utility
Single fuel cell, fuel cell module, power generation system, high-temperature steam electrolysis cell and methods for manufacturing the same
19 Sep 23
A single fuel cell according to the present disclosure includes a power generation section, a power non-generation section which does not include the power generation section, and an oxygen-ion-insulating gas seal film arranged so as to cover the surface of the power non-generation section, and the gas seal film is configured by a structure formed by firing a material containing MTiO3 (M: alkaline earth metal element) and metal oxide.
Shigenori Suemori, Kenichi Hiwatashi, Shin Yoshida
Filed: 18 Apr 22
Utility
Mold for prepreg lamination and prepreg lamination method
19 Sep 23
This mold for prepreg lamination includes a first surface only having a surface flat along one direction; second surfaces having a surface flat along the one direction and disposed at a predetermined angle with respect to the first surface; and a third surface with a cross-sectional shape, which is a surface yielded from a cut in an orthogonal direction to the one direction, that is an arc, and with one end side connected to the first surface and the other end side connected to the second surface.
Kazuki Ishida, Masahiko Shimizu, Kohei Muto, Akihito Suzuki, Kenji Murakami, Tsuyoshi Okawara
Filed: 23 Apr 19
Utility
Cooling Method and Structure of Vane of Gas Turbine
14 Sep 23
A method of cooling a vane of a turbine is provided.
Satoshi Mizukami, David Allen Flodman, Satoshi Hada
Filed: 11 Mar 22
Utility
Performance Evaluation Method, Operation Control Method, Performance Evaluation Device, and Program
14 Sep 23
This performance evaluation device comprises: an acquisition unit which acquires a sampling value of a gas turbine output and a sampling value of a steam turbine output, measured at each time during the operation of a combined cycle power generation plant that generates power using the gas turbine and the steam turbine; and an output calculation unit which obtains a plant output that is a total output of the sampling value of the gas turbine output measured at a first time and the sampling value of the steam turbine that is the steam turbine output corresponding to the gas turbine output at the first time and is measured at a second time after a predetermined delay from the first time.
Yosuke FUJITOMI, Takashi ICHIMARU, Satoru MORI, Toshihiko NIINOMI
Filed: 13 Sep 21
Utility
Sealing Device, Rotary Machine, and Design Method for Sealing Device
14 Sep 23
A sealing device includes a sealing main body surrounding a rotor shaft rotating about an axis from an outer periphery side.
Motomu ASAHARA, Naoto OMURA, Makoto IWASAKI
Filed: 30 Jan 23
Utility
Casing and Axial Flow Rotating Machine
14 Sep 23
A casing of the present disclosure includes a casing main body and a connecting flange.
Takuro KAMEDA, Yasunori NISHIOKA
Filed: 20 Jan 23
Utility
Fluid Sensor System, Computing Device, and Flow Direction Estimation Method
14 Sep 23
The sensor of a fluid sensor system includes an outer peripheral sensor unit including three or more sensor pairs to surround and sandwich the heating element.
Shunsuke MIZUMI, Naoto OMURA, Masahiro MOTOSUKE, Daiki SHIRAISHI, Koichi MURAKAMI
Filed: 28 Feb 23
Utility
Perforated Plate for Gas Turbine Combustor, Gas Turbine Combustor, and Gas Turbine
14 Sep 23
A perforated plate for a gas turbine combustor according to at least one embodiment is a perforated plate provided between a combustor basket and a combustor casing of the gas turbine combustor and fixed to an outer peripheral portion of the combustor basket.
Kentaro TOKUYAMA, Kenta TANIGUCHI, Toshinobu OHARA, Masaki ONO
Filed: 31 Aug 21
Utility
Inspection Device
14 Sep 23
An inspection device includes: a light source for outputting pulsed excitation light with a time width of 10 picoseconds to 10 nanoseconds; a nonlinear optical crystal for generating a terahertz wave by optical wavelength conversion of the excitation light; and a detector for detecting a reflected wave of the terahertz wave reflected by an inspection target.
Syusaku Yamamoto, Keisuke Kajikawa, Yuichiro Kamino, Hiroaki Minamide, Koji Nawata
Filed: 17 Feb 23
Utility
Inspection Device
14 Sep 23
An inspection device includes: a light source for outputting pulsed excitation light with a time width of 10 picoseconds to 10 nanoseconds; a nonlinear optical crystal for generating a terahertz wave by optical wavelength conversion of the pulsed excitation light; a polarization part for reflecting at least a part of a reflected wave of the terahertz wave reflected by an inspection target; and a detector for detecting the reflected wave reflected by the polarization part.
Syusaku Yamamoto, Keisuke Kajikawa, Yuichiro Kamino, Hiroaki Minamide, Koji Nawata
Filed: 17 Feb 23
Utility
Diagnosis Apparatus, Diagnosis Method, and Diagnosis Program for Rotary Machine
14 Sep 23
A diagnosis apparatus for a rotary machine includes: a feature acquisition part configured to acquire, from a current waveform of a current measured during rotation of a rotary machine including a motor or a generator, a plurality of features each representing a characteristic of the current; and an abnormality determination part configured to determine whether there is an abnormality in the rotary machine on the basis of a divergence between a distribution of each of the plurality of features or a multi-dimensional distribution of the plurality of features and a reference distribution of each of the plurality of features or a reference multi-dimensional distribution during normal operation of the rotary machine.
Yohei CHISHIKI, Koki TATEISHI, Takashi SONODA
Filed: 8 Feb 21
Utility
Adjustment Power Measuring Device, Adjustment Power Measuring System, Adjustment Power Measuring Method, and Program
14 Sep 23
An adjustment power measuring device includes: an acquisition unit for acquiring effective power exchanged at a connection point with an adjustment power providing means capable of providing adjustment power to a first transmission and distribution network; a first calculation unit for calculating a power demand or a power supply for an entire electric power system including the first transmission and distribution network; and a measuring unit for measuring first adjustment power provided to the first transmission and distribution network by the adjustment power providing means on the basis of the effective power and the power demand or the power supply of the electric power system.
Takaharu Hiroe, Kazunari Ide, Ryo Sase
Filed: 12 Nov 21
Utility
Wireless Communication Device, Wireless Communication System, Wireless Communication Connection Method, and Program
14 Sep 23
A wireless communication device according to the disclosure includes a communication unit, a storage unit, and a control unit.
Koji Takeuchi
Filed: 1 Feb 23
Utility
Denitration Catalyst and Method for Purifying Exhaust Gas
14 Sep 23
A method for purifying combustion exhaust gas, comprising: placing a denitration catalyst in gas stream to remove nitrogen oxides from a combustion exhaust gas, wherein the denitration catalyst comprises a shaped product comprising a catalyst component and having microcracks on the surface of the shaped-product, and 80% to 100% of the microcracks on the number basis have an angle of a longitudinal direction of the microcracks with respect to a main direction of the gas stream within ±30 degrees.
Shimpei Kaneda, Keiichiro Kai
Filed: 4 Aug 21
Utility
Composite material, pultrusion device, and pultrusion method
12 Sep 23
A pultrusion material serves as a composite material having a reinforced part that is a part reinforced against a load acting in a load direction.
Shunichi Morishima, Toshio Kozasa, Masatake Hatano, Kazuaki Kishimoto, Yukio Takeuchi, Masayuki Yamashita, Hitoshi Ojika
Filed: 4 Jul 17
Utility
Steam turbine rotor blade
12 Sep 23
Provided is a steam turbine rotor blade having, at an intermediate position in a blade length direction thereof, a tie boss for connection to an adjacent blade, wherein the steam turbine rotor blade includes a leading edge side protrusion that is extending in an embankment shape in a blade chord length direction at an intermediate position in the blade length direction, a start end and a terminal end of the leading edge side protrusion are located on a suction side surface and a pressure side surface, respectively, and the leading edge side protrusion continues from the start end to the terminal end via a blade leading edge and arrangement thereof in the blade length direction overlaps with the tie boss as viewed from the upstream side.
Yasuhiro Sasao, Soichiro Tabata, Ryo Takata, Chongfei Duan
Filed: 19 Nov 21
Utility
Startup control device, startup control method, and program
12 Sep 23
A startup control device for adjusting a startup schedule during startup of a power generation plant, the device includes: a determining unit which determines, on the basis of a predicted value of a physical quantity corresponding to the elapsed time from startup when the power generation plant has started up on the basis of a prescribed optimal startup schedule, and an observed value of the physical quantity acquired during the startup of the power generation plant, whether the observed value will exceed the predicted value.
Takaharu Hiroe, Kazunari Ide, Ryo Sase, Yoshito Nagahama, Hiroshi Ito, Yukihito Okuda, Nobuhiro Osaki, Shoichiro Hosomi
Filed: 22 Jul 20
Utility
Metal Powder Manufacturing Apparatus and Control Method Thereof
7 Sep 23
A control method of a metal powder manufacturing apparatus, the metal powder manufacturing apparatus including a crucible housed in a dissolving tank, a molten metal nozzle attached to a bottom surface of the crucible, a plurality of gas injecting nozzles arranged on a periphery of the molten metal nozzle within a spray tank, and an orifice portion disposed in an upstream portion of a flow passage in the molten metal nozzle, an inside diameter of the orifice portion being equal to or more than 0.8 mm and equal to or less than 3 mm, the control method including: making a pressure (Ps) of the spray tank higher than a total value of pressure (Ph) acting on an upper end of the molten metal nozzle and a pressure (Pm) of the dissolving tank when a melting raw material is molten within the crucible; and making the pressure (Ps) of the spray tank lower than the total value of the pressure (Ph) acting on the upper end of the molten metal nozzle and the pressure (Pm) of the dissolving tank when a molten metal within the crucible is made to flow down into the spray tank via the molten metal nozzle.
Takashi Shibayama, Shinya Imano
Filed: 24 Jan 23