792 patents
Page 9 of 40
Utility
Flexible mandrel, and method for producing composite component
21 Feb 23
This flexible mandrel for molding a composite material containing a thermosetting resin includes: a main body containing a first material; and a thermally conductive layer containing a second material having a higher thermal conductivity than the first material, the thermally conductive layer being formed so as to cover at least a portion of the main body.
Takayuki Shimizu, Akihisa Okuda, Ryota Ozaki, Shoya Mano, Masahiko Shimizu
Filed: 13 Jul 18
Utility
Operation assistance method for executing recommended action in response to alert
21 Feb 23
An operation assistance method for presenting a recommended operational action in response to an alert issued in a facility includes: detecting issuance of the alert; extracting, from an alert history storage unit, an issuance history of a same type of alert as the alert of which the issuance or the sign of issuance has been detected; extracting, from an operation history storage unit storing an operation history of the facility, an operational action after issuance of the same type of alert; extracting, from an operational data storage unit storing information indicating an operational state of the facility, information indicating the operational state after the operational action, and verifying an influence of the operational action on the operational state; and presenting the recommended operational action in response to the alert of which the issuance has been detected, based on the extracted operational action and the verified influence.
Hidetoshi Aiki, Kazuhiko Saito, Ryo Nishida
Filed: 30 Jul 19
Utility
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21 Feb 23
A reducing agent supply device for supplying a reducing agent to a portion of a passage for a flue gas upstream of a SCR catalyst includes at least one header pipe extending in the passage and configured to allow the reducing agent to pass through; a plurality of injection nozzles disposed on the header pipe at intervals along an extension direction of the header pipe and configured to inject the reducing agent into the passage; a heat shield plate disposed on an upstream side of the header pipe with respect to a flow direction of the flue gas and having a longitudinal direction along the extension direction of the header pipe; and at least one fixing part contacting each of the heat shield plate and the header pipe and fixing the heat shield plate to the header pipe.
Shimpei Todaka, Hideo Miyanishi, Kazuhiko Sera
Filed: 28 Nov 19
Utility
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21 Feb 23
A control device includes a load fuel quantity calculation unit, an allowable fuel quantity calculation unit, a flow rate low value selection unit, a basic drive quantity calculation unit, a fuel deviation calculation unit, and a correction unit.
Yosuke Fujitomi, Tsukasa Ito
Filed: 7 Oct 19
Utility
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21 Feb 23
A plant monitoring device (20) is provided with: a detection value acquisition unit (211) that acquires a bundle of detection values; a first Mahalanobis distance calculation unit (212) that calculates a first Mahalanobis distance; a plant state determination unit (213) that determines whether the operation state of a plant is normal or abnormal; a cause detection value estimation unit (214) that estimates a cause detection value which represents a cause of the abnormality of the plant; a second Mahalanobis distance calculation unit (215) that calculates a second Mahalanobis distance by increasing or decreasing the detection value estimated as the cause detection value; and an identification unit (216) that identifies whether the abnormality can be relieved by increasing or decreasing the detection value estimated as the cause detection value.
Ichiro Nagano, Mayumi Saito, Keiji Eguchi, Kuniaki Aoyama
Filed: 13 Mar 20
Utility
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14 Feb 23
A control device for controlling a flue gas denitrizer including a reductant supply part for supplying a reductant to an exhaust gas passage to which an exhaust gas from a boiler is introduced.
Tsuyoshi Hirai, Satoru Shishido, Tsuyoshi Yamaguchi
Filed: 1 Feb 22
Utility
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14 Feb 23
A turbine blade includes: a platform; an airfoil portion extending from the platform in a blade height direction and having a pressure surface and a suction surface extending between a leading edge and a trailing edge; a blade root portion positioned opposite to the airfoil portion across the platform in the blade height direction and having a bearing surface; and a shank positioned between the platform and the blade root portion.
Yoshio Fukui, Masamitsu Kuwabara
Filed: 22 Mar 19
Utility
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14 Feb 23
Whether an internal defect is present in an inspection target is readily judged.
Hisao Miyake, Yoshihiro Fujioka, Yoshiyuki Morii
Filed: 14 Nov 18
Utility
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7 Feb 23
This single-shaft combined cycle plant comprises: a power generator; a gas turbine; a steam turbine that is driven by using waste heat from the gas turbine, and is connected to the power generator by a clutch when the rotational speed syncs with the rotational speed of the gas turbine; a steam turbine over-rotation prevention device; a gas turbine over-rotation prevention device; and a control device.
Daisuke Esaki, Katsuhiro Aoki, Yoji Endo, Junya Ideguchi, Naoya Kanakuchi, Takashi Shiraiwa
Filed: 1 Mar 19
Utility
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31 Jan 23
A repair device is a device configured to repair a plate-shaped composite material formed by laminating fiber-reinforced resin sheets.
Hidetaka Hattori
Filed: 20 Feb 20
Utility
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31 Jan 23
Provided is a method for manufacturing an Ni-based alloy member in which the equilibrium amount of γ′ phase precipitation at 700° C. is from 30 to 70 volume %.
Atsuo Ota, Shinya Imano
Filed: 8 Aug 18
Utility
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31 Jan 23
A laser apparatus that can generate a high-quality laser beam is provided.
Koichi Hamamoto
Filed: 20 Nov 19
Utility
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31 Jan 23
A state quantity acquisition unit acquires a state quantity of a target apparatus including a temperature of the target apparatus.
Kuniaki Aoyama, Hideaki Kaneko, Masumi Nomura, Yasuoki Tomita, Katsuhiko Abe
Filed: 28 Nov 17
Utility
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24 Jan 23
A sealing mechanism including a first seal member, a second seal member arranged so as to face the first seal member, and a deformed nucleus member arranged in a space formed at least partially between the first seal member and the second seal member, and becoming a nucleus of deformation in the sealing mechanism.
Tomohiro Ishida, Hikaru Kurosaki, Hiroyuki Sakamoto, Hiroshi Katsuura
Filed: 6 Sep 19
Utility
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24 Jan 23
A blade and gas turbine include a stationary blade main body provided internally with cavities, and an inner shroud linked to an end portion, in the longitudinal direction, of the stationary blade main body, and which is internally provided with an inner shroud cooling passage with which a first cavity is in fluid communication.
Hiroyuki Otomo, Shogo Furukawa
Filed: 5 Jun 19
Utility
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24 Jan 23
A processing device processes a frame-shaped workpiece which extends in a prescribed extension direction, and includes, integrally, a plate-shaped web surface portion, a plate-shaped first flange portion that bends and extends from one end of the web surface portion, and a plate-shaped second flange portion which bends from the other end of the web surface portion and extends in the opposite direction to the first flange portion.
Atsushi Sugai, Satoshi Kamata, Suguru Kondo, Takeshi Yamada, Akira Kono
Filed: 26 Sep 19
Utility
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17 Jan 23
A gas turbine plant includes an exhaust line, a carbon dioxide recovery device configured to recover carbon dioxide contained in an exhaust gas, a circulation line connected to a gas turbine, a first valve device, a bypass line bypassing the carbon dioxide recovery device, a second valve device provided on the bypass line, a third valve device provided at a position between the bypass line and the carbon dioxide recovery device, a densitometer configured to detect a carbon dioxide concentration in the exhaust gas, and a control device configured to adjust opening degrees of the first valve device, the second valve device, and the third valve device based on an operation state of the gas turbine and the carbon dioxide concentration.
Naoyuki Nagafuchi, Atsushi Tsutsumi, Takashi Kamijo, Hiroaki Shigeta
Filed: 31 Jan 20
Utility
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17 Jan 23
A method of controlling movement of multi-vehicle includes acquiring a constraint condition under which vehicles move and a calculation cycle for calculating movement routes of the vehicles; acquiring a position of each vehicle; specifying a target position for each vehicle; calculating, based on the position of each vehicle, the target position, and the constraint condition, a movement route for prediction steps of each vehicle; determining, based on the movement routes of the vehicles, a driving condition of each vehicle from a current time to a unit time; and controlling movement of each vehicle.
Kazushige Takaki, Yasuo Fujishima, Shunichi Azuma
Filed: 4 Nov 20
Utility
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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
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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