1801 patents
Page 2 of 91
Utility
Fuel injection control device
2 Jan 24
A fuel injection control device according to an embodiment is a device for controlling fuel injection performed by a fuel injection device disposed in a cylinder of a two-stroke engine, comprising: a scavenging and exhaust gas state quantity acquisition part configured to acquire a parameter related to a state quantity of scavenging and exhaust gas in the cylinder; a swirl momentum calculation part configured to calculate a momentum of swirl generated in the cylinder on the basis of the parameter; and a fuel injection pressure calculation part configured to calculate an injection pressure of fuel from the fuel injection device corresponding to the momentum of swirl calculated by the swirl momentum calculation part.
Kengo Tanaka, Takashi Ueda, Yuki Koshiba, Sigetoshi Sugata
Filed: 17 Mar 21
Utility
Control device, granular material supply system, control method, and program
2 Jan 24
In a granular material supply system including a tank that stores granular material, a carrier line through which the granular material flowing out of the tank is carried to a carrier destination, and a cutout line that connects the tank and the carrier line and through which the granular material flowing out of the tank is supplied to the carrier line, a control device includes a density control unit configured to control a density of the granular material on a downstream side of a junction of the cutout line and the carrier line to a set value predetermined and a flow rate control unit configured to control a flow rate of the granular material to be supplied to the carrier destination through the carrier line to a command value instructed by the carrier destination.
Takaharu Hiroe, Kazunari Ide, Akihiko Saito, Kei Moriyama
Filed: 21 Dec 22
Utility
Burner assembly, gas turbine combustor, and gas turbine
2 Jan 24
A burner assembly includes a plurality of burners for mixing fuel and air.
Shinichi Fukuba, Satoshi Takiguchi, Keisuke Miura, Tomohiro Asai, Kenji Miyamoto, Tomo Kawakami
Filed: 27 Sep 22
Utility
Steam turbine
2 Jan 24
This steam turbine is provided with: a steam turbine rotor which extends in an axial direction; a pair of bearings which support the steam turbine rotor in such a way as to be capable of rotating about the axial direction; a steam turbine casing which encloses the steam turbine rotor between the pair of bearings; a casing support unit which supports the steam turbine casing from below; and a first heating unit which is provided on the casing support unit and which is capable of heating the casing support unit.
Makoto Kondo, Katsuhisa Hamada
Filed: 18 Aug 20
Utility
Control device, movement control system, control method, and program
2 Jan 24
A control device includes a route acquisition unit configured to acquire routes of a movable body for moving target objects to or from a target position at which the target objects are to be picked up or dropped, a reference position/posture acquisition unit configured to acquire information on a position at which the movable body picks up or drops a first target object of the target objects at the target position, and an information output unit configured to output information acquired by the route acquisition unit to the movable body.
Kenji Takao, Yusuke Kinouchi, Noriyuki Hasegawa
Filed: 30 Mar 21
Utility
Polarization direction measuring device, method of acquiring intensity ratio tables, polarization direction measuring method, and computer-readable storage medium
2 Jan 24
A device for measuring a polarization direction of a linearly polarized received wave with circularly polarized antennas includes an intensity ratio providing unit that provides, to the antennas, intensity ratios different depending on an arrival direction for the received wave; a storage unit that stores a first table in which an intensity ratio of a vertically polarized component of the received wave between two of the antennas is associated with the arrival direction and a second table in which an intensity ratio of a horizontally polarized component of the received wave between the two antennas is associated with the arrival direction; a detector that acquires an intensity ratio of the received wave; an acquiring unit that acquires the arrival direction; and an arithmetic unit that calculates the polarization direction of the received wave based on the acquired intensity ratio and the intensity ratios of the vertically and horizontally polarized components.
Noriyasu Kato
Filed: 15 Mar 22
Utility
Vortex Generator for Wind Turbine Blade, Wind Turbine Blade and Wind Power Generating Apparatus, and Method for Manufacturing Wind Turbine Blade
28 Dec 23
A vortex generator for wind turbine blade is a vortex generator for wind turbine blade, the vortex generator being made of a resin, including: a platform; and at least one fin disposed projecting from an upper surface of the platform.
Yasuaki SHIRAISHI, Wakako ARIKI, Yoshiyuki UEDA
Filed: 26 Nov 21
Utility
Method for Creating Maximum Output In Gas Turbine, Method for Creating Output for Controlling Gas Turbine, Method for Controlling Gas Turbine, Device for Executing Said Methods, and Program for Causing Computer to Execute Said Methods
28 Dec 23
A maximum output creator is provided with: a temperature reception unit that receives an intake temperature, which is the temperature of air taken in by a compressor of a gas turbine; a change reception unit that receives the details of a change to a maximum opening degree in an intake quantity adjuster of the compressor; a basic maximum output computation unit that determines a basic maximum output of the gas turbine on the basis of the intake temperature received by the temperature reception unit; a coefficient creation unit that creates a maximum output correction coefficient for correcting the basic maximum output on the basis of the details of the change to the maximum opening degree received by the change reception unit and the intake temperature received by the temperature reception unit; and a maximum output correction unit that corrects the basic maximum output using the maximum output correction coefficient.
Naoki NAKATA, Hidehiko NISHIMURA
Filed: 26 Jul 21
Utility
Automatic Landing System for Vertical Take-off and Landing Aircraft, Vertical Take-off and Landing Aircraft, and Landing Control Method for Vertical Take-off and Landing Aircraft
28 Dec 23
An automatic landing system for a vertical take-off and landing aircraft includes: a camera mounted on a vertical take-off and landing aircraft; a relative-position acquisition unit configured to perform image processing on an image captured by the camera, the image including a marker group provided at a target landing point, to acquire a relative position between the vertical take-off and landing aircraft and the target landing point; and a control unit configured to control the vertical take-off and landing aircraft such that the relative position becomes zero, in which the marker group includes a plurality of markers that are arranged side by side and that have different center positions from each other, the markers are larger as arranged farther away from the target landing point, and the relative-position acquisition unit acquires the relative position based on a distance between the marker recognized in the image and the target landing point.
Satoshi MORI, Toru KOJIMA, Katsumi TAKAGI
Filed: 13 Jan 22
Utility
Exhaust Gas Purification Catalyst Structure
21 Dec 23
A catalyst unit for purifying flue gas, comprising a plurality of platy catalyst elements, wherein the platy catalyst element comprises one flat plate portion and one wavy plate portion, the wavy plate portion has ridges and thalwegs, the platy catalyst elements are stacked each other so that a top of the ridges of the wavy plate portion in one of the platy catalyst elements is in contact with the flat plate portion of another adjacent of the platy catalyst elements and the wavy plate portion secures gas flow paths, the flat plate portion and the wavy plate portion are respectively quadrilateral in view image from normal direction relative to a main face thereof, an edge of the flat plate portion and an edge of the wavy plate portion are connected, and a number of the ridges and a number of the thalwegs are totally not less than 4.
Kotoe Matsuyama, Keiichiro Kai
Filed: 1 Nov 21
Utility
Waste Treatment System and Waste Treatment Method
21 Dec 23
A waste treatment system, includes: at least one reformer for hydrolyzing waste; a microbial reactor for microbially degrading a reformed material containing at least a solid of the waste hydrolyzed by the at least one reformer; a microbial reaction detection device for detecting a state of degradation of the reformed material in the microbial reactor; and an adjustment device for adjusting amount and timing of supply of the reformed material to the microbial reactor, based on a detected value of the microbial reaction detection device.
Akira Noma, Kazuhiro Kawai, Keiji Fujikawa, Susumu Okino, Shinichi Okamoto, Shinji Nakamura, Kouetsu Shizukuishi, Nobuyuki Ukai, Yuuji Nakajima, Keiichi Nakagawa, Haruka Adachi, Takashi Ike, Yosuke Nakagawa
Filed: 21 Sep 21
Utility
Bearing Pad and Bearing Device
21 Dec 23
A bearing pad that supports a rotating shaft rotating about an axis includes: a pad body having a hollow portion formed therein, a lubricating oil supply path for supplying a lubricating oil to the hollow portion, and a lubricating oil discharge path for discharging the lubricating oil to an outside from the hollow portion; and a support structure that is packed into the hollow portion and radially connects inner wall surfaces forming the hollow portion while including a space.
Yuki Kameyama, Takuzo Shigihara, Chihiro Yoshimine
Filed: 20 Oct 21
Utility
Turbine and Gas Turbine
21 Dec 23
A turbine including a turbine rotor, a turbine casing, a plurality of turbine rotor cascades, a plurality of turbine stator cascades, and a diffuser forming an exhaust gas flow path through which exhaust gas flows from one side in the axial direction toward another side, and which is provided on the other side in the axial direction from a last stage rotor cascade.
Kazuya NISHIMURA, Takashi HIYAMA
Filed: 31 Aug 23
Utility
Direct Decomposition Device and Direct Decomposition Method for Hydrocarbon
21 Dec 23
A direct decomposition device for hydrocarbons for directly decomposing hydrocarbons into carbon and hydrogen includes a rector containing a catalyst including a plurality of metal particles with an iron purity of 86% or more.
Masashi Kiyosawa, Shigeru Nojima, Atsushi Tanaka, Kazuhiro Iwamoto, Takafumi Kubota
Filed: 21 Dec 21
Utility
Gas Turbine Stationary Blade and Gas Turbine
21 Dec 23
A turbine stationary blade includes: a blade body; and a shroud formed in an end portion of the blade body in a blade height direction.
Takuya OKAMOTO, Tomoko MORIKAWA, Satoshi HADA
Filed: 15 Oct 21
Utility
Fuel Cell Power Generation System
21 Dec 23
A fuel cell power generation module includes a first fuel cell module, and a second fuel cell module capable of generating power with a first exhaust fuel gas exhausted from the first fuel cell module.
Nagao Hisatome, Mitsuyoshi Iwata, Takahiro Machida
Filed: 26 Oct 21
Utility
Vortex Generator for Wind Turbine Blade, Wind Turbine Blade, and Wind Power Generating Apparatus
21 Dec 23
A vortex generator for wind turbine blade includes: a platform; and at least one fin disposed projecting from an upper surface of the platform, and including a leading edge and a trailing edge.
Motoshi HARADA, Kai KARIKOMI, Wakako ARIKI, Yasuaki SHIRAISHI
Filed: 26 Nov 21
Utility
Aircraft Position Control System, Aircraft, and Aircraft Position Control Method
21 Dec 23
An aircraft position control system to make a position of an aircraft follow movement of a target landing point due to motion includes a motion quantity estimation processing unit that estimates a motion quantity of the target landing point, based on attitude correction acceleration for correcting attitude of the aircraft and a relative position between the aircraft and the target landing point, and a target information generation unit that outputs a target relative position between the aircraft and the target landing point to be achieved and target relative velocity between the aircraft and the target landing point to be achieved, based on the estimated motion quantity.
Toru KOJIMA, Satoshi MORI, Katsumi TAKAGI
Filed: 13 Jan 22
Utility
Fuel Supply Method, Fuel Supply System, Fuel Combustion System Provided with Fuel Supply System, and Gas Turbine Plant
21 Dec 23
Provided is a fuel supply system including a main ammonia line through which liquid ammonia flows; a vaporizer connected to an end of the main ammonia line and configured to heat and vaporize the liquid ammonia via heat exchange between a heating medium and the liquid ammonia; a gaseous ammonia line connected to the vaporizer, the gaseous ammonia line configured to guide a gaseous ammonia, which is ammonia vaporized by the vaporizer, as fuel to a combustor of a gas turbine; a liquid ammonia line configured to guide liquid ammonia which has not undergone heat exchange with the heating medium at the vaporizer as fuel to the combustor; and a switching device configured to switch an ammonia supply state between a first state in which the gaseous ammonia is guided from the gaseous ammonia line to the combustor and a second state in which the liquid ammonia is guided from the liquid ammonia line to the combustor.
Hiroyuki TAKEISHI, Keisuke MIURA, Keita YUNOKI, Yoshitaka HIRATA, Akinori HAYASHI, Tatsuya HAGITA, Satoshi TANIMURA
Filed: 1 Aug 23
Utility
Bearing Device
21 Dec 23
A bearing device includes a plurality of bearing pads tiltably supporting a rotation shaft which rotates about an axial line, from the outer circumferential side of the rotation shaft, the bearing pads being spaced apart along the circumferential direction; and an oil supply part that supplies oil between the outer circumferential surface of the rotation shaft and pad surfaces of the bearing pads which face the rotation shaft.
Takuzo SHIGIHARA, Chihiro YOSHIMINE, Shimpei YOKOYAMA, Yuki KAMEYAMA, Yoshitomo NODA
Filed: 7 Mar 22