1801 patents
Page 16 of 91
Utility
Turbine designing and manufacturing method
16 May 23
In a turbine designing and manufacturing method attendant on a material change of a rotor disk of a turbine rotor, a temperature rise time ratio is determined which is a desired ratio of a temperature rise time of the temperature of the rotor disk from a first temperature to a second temperature after the material change to the temperature rise time before the material change.
Takeshi Aso, Hironori Tsukidate, Atsushi Sano
Filed: 30 Aug 21
Utility
Burner and combustion device
16 May 23
A burner characterized by being equipped with: a fuel supply nozzle to which a mixed flow of a solid fuel and a solid fuel transport gas is supplied; a flow passage that is arranged on the outside of the fuel supply nozzle and that supplies combustion air separated from the mixed flow; and ammonia supply nozzles which are capable of supplying ammonia on the downstream side of the outlet of the fuel supply nozzle toward a reduction region in which oxygen in the transport gas has been consumed due to ignition of the fuel and the progress of combustion, resulting in a low oxygen concentration.
Kenji Kiyama, Yasuhiro Yamauchi, Kenichi Ochi, Hitoshi Taniguchi, Kosuke Kitakaze
Filed: 13 May 19
Utility
Plant operation data monitoring device and method
16 May 23
A plant operation data monitoring device comprises: an input section that receives operation data on a plant; and a calculator that includes databases storing the operation data received, and a computing section executing a program.
Tamami Kurihara, Kengo Iwashige, Tadaaki Kakimoto, Tetsuji Morita
Filed: 23 Dec 20
Utility
Vibration Damping and Sound Insulating Device
11 May 23
A vibration damping and sound insulating device installed on an installation object, includes: vibrators disposed at a prescribed spacing.
Yuki Ishii, Takaki Sato, Yusei Kashizaki
Filed: 9 Feb 21
Utility
Hydrogen Release and Storage System, Hydrogen Release and Storage Method, Ammonia Production Apparatus, Gas Turbine, Fuel Cell, and Steel Mill
11 May 23
A hydrogen release and storage system (100) of the present invention includes a hydrogen compound member (101), a container (102) that accommodates the hydrogen compound member (101), a heating apparatus (103) configured to heat the inside of the container (102), a cooling apparatus (104) configured to cool the inside of the container (102) and a water supply apparatus (105) configured to supply water to the container (102).
Hideki ITO, Shuntaro SETO, Wataru MATSUBARA, Keiichi NAKAGAWA, Akio SATO, Takashi YOSHIMOTO
Filed: 22 Mar 21
Utility
Data Creation Device, Program Creation Device, Object Detection Device, Data Creation Method, and Object Detection Method
11 May 23
A data creation device that is a training data creation device for creating training data which is used for deep learning of an object detection program for detecting whether or not an object is included in an image, includes: an acquisition unit that acquires an anchor that is information on a frame specifying an area for each cell for detecting presence or absence of the object from the image; and a creation unit that associates area information of the object with image data to create the training data that includes a plurality of image data in which the area information is included.
Kenta Nakao, Kiichi Sugimoto, Satoshi Iio
Filed: 25 Dec 20
Utility
Control Device and Control Method
11 May 23
A control device includes: a variation command unit that changes a command value, which is a command value sent to a system including a compressor, affecting an operating state of the compressor; a proportional coefficient calculation unit that calculates a proportional coefficient of a variation in a parameter, which indicates a state of the compressor or an electric motor that drives the compressor when the system is operated based on the command value, with respect to the command value; and a control unit that performs control for avoiding or suppressing surging in the compressor, based on a value of the proportional coefficient.
Takaharu Hiroe, Minoru Matsuo, Tatsuo Ishiguro, Akihiro Nakaniwa, Yasunori Tokimasa
Filed: 2 Nov 21
Utility
Turbine blade and gas turbine
9 May 23
A turbine blade includes an airfoil body, and a plurality of cooling passages extending along a blade height direction inside the airfoil body and being in communication with each other to define a serpentine flow passage.
Yasuo Miyahisa, Susumu Wakazono, Satoshi Hada
Filed: 15 Oct 18
Utility
Steam valve
9 May 23
Kenya Nishimura, Atsushi Yamashita
Filed: 2 Feb 22
Utility
Gas turbine control device, gas turbine control method, and program
9 May 23
A flow rate per unit time of fuel fed to a gas turbine is calculated.
Kazushige Takaki, Akihiko Saito, Ryuji Takenaka, Yoshifumi Iwasaki, Koshiro Fukumoto
Filed: 18 Oct 18
Utility
Support Body and Support Body Mounting Method
4 May 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
Reactor Core
4 May 23
A reactor core includes an inner core region that extends in a vertical direction, and has a plurality of first fuel pins accommodating an inner core fuel; an outer core region that extends in the vertical direction, is arranged to surround the inner core region from an outer peripheral side, and has a plurality of second fuel pins accommodating an outer core fuel; and a sodium plenum provided above the inner core region and the outer core region, in which a dimension of the outer core fuel in the vertical direction is larger than a dimension of the inner core fuel in the vertical direction, and the position of a center of the outer core fuel in the vertical direction is higher than the position of a center of the inner core fuel in the vertical direction.
Hiromichi Gima, Yukinori Usui, Hiroshi Sakaba, Taro Kan
Filed: 27 Apr 21
Utility
Sandwich Panel and Manufacturing Method for Sandwich Panel
4 May 23
A sandwich panel includes: a core material having a plate shape; a pair of face plates that are formed using a composite material, and respectively disposed on both sides in a thickness direction of the core material; and a crack arrester that is formed using the composite material, disposed on at least one side in the thickness direction of the core material, disposed between the face plate and the core material, and disposed to project from the face plate toward the core material side.
Kazuhiro MIURA, Kentaro SHINDO, Mikoto OMORI
Filed: 26 Oct 22
Utility
Defect Detection Method, Defect Detection Device, and Additive Manufacturing Device
4 May 23
A defect detection method includes: a step of irradiating an object with a pulsed laser beam to continuously generate ultrasonic waves in the object; and a step of detecting the presence or absence of an internal defect of the object on the basis of the presence or absence of resonance of the ultrasonic waves occurring between a surface of the object and the internal defect.
Misaki FUKUYAMA, Nobuhiro HIGUCHI, Natsuse MORIMOTO
Filed: 16 Feb 21
Utility
Additive Manufacturing Device and Blowing Nozzle
4 May 23
An additive manufacturing device of the present disclosure includes a bottom portion having an additive manufacturing area on which an additive manufacturing article is additively manufactured, a ceiling portion positioned above the bottom portion and having a blowing part for an inert gas, a side portion standing upward from a side end portion of the bottom portion, and a discharge port of the inert gas, in which under a condition where a first direction is oriented from the additive manufacturing area toward the discharge port in a direction parallel to the bottom portion and a second direction is oriented across the first direction in the direction parallel to the bottom portion, a first width of the blowing part in the second direction is larger than a second width of the blowing part in the first direction and is equal to or larger than a third width of the additive manufacturing area in the second direction.
Koki ITO, Jiro YONEDA, Yoshinao KOMATSU
Filed: 13 Oct 22
Utility
Personal Digital Assistant and Inspection Support System
4 May 23
A personal digital assistant for supporting inspection of at least one device disposed in an inspection target area includes: an abnormality acquisition unit configured to acquire information about an abnormality in the at least one device; a guidance information storage unit configured to store guidance information which at least includes at least one response procedure for each abnormal event in the at least one device and information about response capability required to execute the at least one response procedure; and a display unit configured to refer to the guidance information stored in the guidance information storage unit, and display the guidance information for responding to an abnormal device which is the device where the abnormality is acquired by the abnormality acquisition unit.
Masaki HONDA, Gen SAKASHITA, Tomohiro HIGUCHI
Filed: 19 Oct 22
Utility
Bidirectional DC-DC Converter, Traffic System, Control Method, and Non-transitory Computer-readable Storage Medium
4 May 23
A bidirectional DC-DC converter includes a first circuit that is configured to process a first voltage being a DC voltage and that includes a first electronic component including a first switching element; a second circuit that is configured to process a second voltage or a third voltage, the second voltage being a DC voltage supplied to an electric vehicle, the third voltage being a DC voltage generated in an electric vehicle, and that includes a second electric component with a lower withstand voltage than the first electronic component, the second electric component including a second switching element; and a control circuit configured to control switching of at least one of the first switching element and the second switching element wherein the bidirectional DC-DC converter is configured to convert the first voltage into the second voltage or convert the third voltage into the first voltage.
Masaya MITAKE, Masanori MARUYAMA, Keiji NAGASAKA, Yuji MAEKAWA, Yuichiro YAZAKI
Filed: 24 Oct 22
Utility
Additive manufactured object
2 May 23
An additive manufactured object according to at least one embodiment of the present disclosure includes a first base portion made of a metal, and a plurality of wall portions each having a thickness thinner than the first base portion and provided upright on the first base portion so as to be aligned in a wall thickness direction.
Masaya Hatanaka, Masashi Kitamura, Hiroyuki Nakaharai, Koichi Tanimoto, Nobuhide Hara, Takuo Oda, Yoichi Uefuji, Shunsaku Eguchi
Filed: 17 Feb 22
Utility
Ammonia Engine
27 Apr 23
An ammonia engine includes: an engine body which includes a first cylinder and a second cylinder; an air supply unit which supplies air to each of the first cylinder and the second cylinder; an ammonia supply unit which supplies ammonia to each of the first cylinder and the second cylinder; an ammonia amount adjustment unit which adjusts an ammonia supply amount to the second cylinder by the ammonia supply unit to be larger than an ammonia supply amount to the first cylinder; and an exhaust gas supply unit which supplies an exhaust gas generated by the second cylinder to the first cylinder.
Yusuke IMAMORI, Masafumi MORI, Naoyuki MORI
Filed: 16 Feb 21
Utility
Demister, Absorption Liquid Absorbing Tower, and Demister Production Method
27 Apr 23
Provided are a demister, an absorption liquid absorbing tower, and a demister production method that enable efficient collection of mist.
Yuichi YUI, Akihisa OKUDA, Hidenori KURIKI, Shinya KISHIMOTO, Keisuke IWAKURA, Takeyasu TARUMI
Filed: 10 Feb 21