1801 patents
Page 25 of 91
Utility
Fuel control device, combustor, gas turbine, fuel control method, and program
17 Jan 23
A fuel control device includes a stem fuel valve opening degree determination unit, a branch line flow rate determination unit, and a correction value determination unit.
Kenji Miyamoto, Kotaro Miyauchi, Hisashi Nakahara, Kiyoshi Fujimoto
Filed: 8 Mar 17
Utility
Additive manufacturing method and additive manufacturing apparatus
17 Jan 23
An additive manufacturing method includes: forming a powder bed by supplying a raw material powder; and irradiating the raw material powder that forms the powder bed with a light beam having an intensity distribution of a second or higher order mode or of a top hat shape.
Ryuichi Narita, Shuji Tanigawa, Yasuyuki Fujiya, Claus Thomy, Dieter Tyralla, Thomas Seefeld
Filed: 8 Apr 21
Utility
Machining device, machining unit, and machining method
10 Jan 23
Provided are a machining device (10), a machining unit, and a machining method that irradiate a workpiece (8) with a laser beam to perform cutting or boring machining of the workpiece (8).
Saneyuki Goya, Masato Kinouchi, Toshiya Watanabe
Filed: 28 Feb 13
Utility
Operation plan creation device, operation plan creation method, and program
10 Jan 23
An operation plan creation device includes: an operation information creation unit configured to receive an input of a simple setting including information with which an operation period of a device is identifiable and to create operation information including an inspection period and a replacement scheduled component in the operation period of the device; a component information acquisition unit configured to acquire component information including lifespan information and stock quantity information about each of the components, based on use history information about each of the plurality of components; a dummy information creation unit configured to create, when the acquired component information includes missing information, dummy information to be used instead of the missing information; and a plan creation unit configured to create the operation plan for the components related to the device based on the operation information and the component information or the dummy information.
Naoya Kawamura, Shun Kawachi, Takao Kondo
Filed: 13 Mar 20
Design
Seal plate for rotary machine
10 Jan 23
Masahiro Murata, Eiichi Tsutsumi
Filed: 20 Nov 18
Utility
Steam Turbine, and Blade
5 Jan 23
This steam turbine comprises: a rotating shaft that extends along an axis; a plurality of rotor blades that are arranged in the circumferential direction and that extend in a radial direction from the outer circumferential surface of the rotating shaft; a casing body that covers the rotating shaft and the rotor blades from the outer circumference side; and a plurality of stationary blades that extend in the radial direction from a position on the inner circumferential surface of the casing body on the upstream side of the rotor blades and that are arranged in the circumferential direction.
Shigeki SENOO, Soichiro TABATA
Filed: 6 Sep 22
Utility
Jig for and Method of Measuring Length of Stud Bolt
5 Jan 23
A length measuring jig measures the length of a tubular stud bolt with a central hole defined axially therethrough while the tubular stud bolt remains mounted on a target product such as a steam turbine casing.
Yohei Tsuchiya, Takahiro Igawa
Filed: 1 Jun 22
Utility
Wind Turbine Blade and Method for Manufacturing the Same
5 Jan 23
A wind turbine blade includes a base member formed of FRP and having a blade shape, an intermediate layer arranged on the base member and formed of metal, cermet, ceramic, or a mixture of at least one thereof and resin as a major constituent, and an erosion-resistant overcoat arranged on the intermediate layer and formed of a spray film having a porosity of 5% or lower.
Naota WATANABE, Masaaki SHIBATA, Toshikazu SHIGETOMI, Hiroaki TAKEUCHI, Atsushi YUGE
Filed: 9 Sep 22
Utility
Measuring Device, Measuring System, Measuring Method, and Program
5 Jan 23
Provided is a measuring device for measuring the hardness of a rotor blade groove.
Yasutaka Fuke, Hirone Komatsu, Yuichi Sekine, Hideo Yoda, Juichi Kodera, Eiji Saito, Shinichi Kobayashi
Filed: 14 Sep 22
Utility
Combustor and Gas Turbine Provided with Same
5 Jan 23
This combustor is provided with an outer cylinder, an inner cylinder, a direct injection nozzle, a tail pipe, and a base end side acoustic attenuator.
Yoshikazu MATSUMURA, Keisuke MATSUYAMA, Takanori ITO, Tomohito NAKAMORI, Koji MAETA, Takaya KODA, Atsushi KOYAMA
Filed: 9 Sep 22
Utility
Pressurized Air Supply System and Method for Starting Pressurized Air Supply System
5 Jan 23
A pressurized air supply system supplies, to a pressurization object device, flowing air that includes at least one of compressed air, which is generated by compressing air supplied from an air supply source, or discharged air from a turbocharger compressor forming a turbocharger.
Yasushi Iwai, Ryutaro Mori, Hiroyuki Ozawa, Yoshiki Kato
Filed: 18 Dec 20
Utility
Diagnosing Device, Diagnosing Method, and Program
5 Jan 23
Provided are a diagnosing device, a diagnosing method, and a program with which it is possible to detect abnormalities accurately even if there is a small amount of data or the number of data points varies.
Ichiro NAGANO, Mayumi SAITO, Keiji EGUCHI, Kuniaki AOYAMA
Filed: 24 Dec 20
Utility
Cooling Device
5 Jan 23
A cooling device that cools a semiconductor component mounted on a surface of a substrate, and includes a base mounted to a back surface of the substrate and a bottom plate disposed separately from the base.
Hiroki MATSUDA, Tsutomu KAWAMIZU
Filed: 28 Jun 22
Utility
Liquid pressurizing apparatus and urea synthesis plant
3 Jan 23
A liquid pressurizing apparatus, comprises a tank provided on a device installation surface for storing liquid so that a fluid level is located above the device installation surface; and a vertical pump including a suction port connected to the tank, multi-stage impellers arranged in a vertical direction, and a discharge port for discharging the liquid passing through the multi-stage impellers.
Hiroshi Funakoshi, Norio Mitsui, Keiichi Meguro, Yasushi Ueda, Akio Maeda, Shinji Ogino
Filed: 1 Nov 17
Utility
Boiler Plant and Carbon Dioxide Removal Method
29 Dec 22
Provided is a boiler plant including a carbon dioxide capture system.
Atsushi TSUTSUMI, Hiromi ISHII, Tetsuya TANAKA, Naoyuki NAGAFUCHI, Takashi KAMIJO
Filed: 7 Dec 20
Utility
Compressor System
29 Dec 22
The present invention provides a compressor system including a plurality of compressor trains each including a gas turbine and a compression part including a compressor driven by the gas turbine, and a fluid feeding part for distributing a fluid fed from one fluid source to each of the compressors in the plurality of compressor trains.
Keizo Yoneda, Takeshi Hataya, Nobuyuki Horii
Filed: 7 Dec 20
Utility
Laser Processing Method and Laser Processing Device
29 Dec 22
A laser processing method for cutting a base material, including stacked first and second layers having different thermal expansion coefficients, includes radiating laser light onto a first inter-layer part under prescribed first inter-layer conditions, to cut the first inter-layer part, which extends from a position in the vicinity of a layer boundary inward of the surface of the second layer, through the layer boundary between the second layer and the first layer, to a position in the vicinity of a layer boundary inward of said one surface of the first layer, and radiating the laser light onto a part of the first layer inward from the position in the vicinity of the layer boundary, under first conditions, to cut the first layer, wherein the first inter-layer condition is a condition under which the amount of heat input by the laser light is less than under the first condition.
Saneyuki GOYA, Akiko INOUE, Ryuichi NARITA, Akihisa OKUDA, Ryota OZAKI, Masahiko SHIMIZU, Hiroki MORI
Filed: 22 Nov 19
Utility
Heat Exchanger Core and Heat Exchanger
29 Dec 22
A heat exchanger core according to an embodiment includes: a first header space; a plurality of first layered header passages; a plurality of first communication port rows; and a plurality of first passages.
Shunsaku EGUCHI, Minemasa OMURA, Yoichi UEFUJI, Hiroyuki NAKAHARAI, Koichi TANIMOTO, Masaya HATANAKA, Nobuhide HARA, Takuo ODA
Filed: 24 Feb 21
Utility
Shaping Method and Shaping Device
29 Dec 22
Provided is a shaping method for shaping a laminated body of multi-layered sheet materials containing reinforcing fibers by using a shaping die.
Homare YAMATO
Filed: 31 May 22
Utility
Power Supply Circuit and Input/output Module
29 Dec 22
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