1801 patents
Page 30 of 91
Utility
Gas turbine stator vane, gas turbine provided with same, and method of manufacturing gas turbine stator vane
15 Nov 22
A stator vane includes a blade body, an outer shroud, and an impingement plate.
Hidekatsu Atsumi, Hidemichi Koyabu
Filed: 4 Oct 19
Utility
Laser radar device, laser radar measurement method, laser radar measurement program, and traveling body
15 Nov 22
A laser radar device includes a scanner unit for scanning a measurement target area along a second direction orthogonal to a predetermined first direction by irradiating the measurement target area with a line-shaped laser beam as a light-transmitting angle is changed, the line-shaped laser beam being a laser beam formed into a line shape so as to extend in the first direction, a received signal generation unit for generating a received signal according to received reflected light of the line-shaped laser beam, a storage unit for storing shape distortion information of the line-shaped laser beam in the second direction, and a three-dimensional information generation unit for generating three-dimensional information of the measurement target area based on corrected position information in the second direction obtained by correcting position information in the second direction calculated based on the received signal and the light-transmitting angle, with the shape distortion information.
Kohei Kawazoe
Filed: 4 Feb 20
Utility
Gas turbine module, gas turbine plant including the same, method of unloading gas turbine module, and method of exchanging gas turbine module
15 Nov 22
A gas turbine module includes a gas turbine that has a gas turbine rotor and a turbine shell; an inlet plenum that is connected to an inlet of the gas turbine; an exhaust plenum that is connected to an exhaust of the gas turbine; an enclosure that covers the gas turbine; and a common base on which the gas turbine, the inlet plenum, the exhaust plenum, and the enclosure are mounted.
Yosuke Oba, Shingo Nakashima
Filed: 27 Nov 20
Utility
Operation/maintenance management method, program, and operation/maintenance management system
15 Nov 22
An operation/maintenance management method of an integrated system including a plurality of components or devices includes selecting an index and a period for evaluating the integrated system, acquiring prediction information for input information for use in computation of the index, creating a future prediction scenario by combining the input information, computing an evaluation index related to the scenario, and comparing and displaying evaluation index computation results related to a plurality of scenarios.
Satoru Funahashi, Shintaro Kumano, Katsuhiko Abe, Keisuke Yamamoto, Makoto Kishi, Yukihiko Inoue, Shun Niizuma
Filed: 22 Mar 18
Utility
Desalination Performance Restoration Agent for Cellulose Acetate Membrane and Desalination Performance Restoration Method for Cellulose Acetate Membrane
10 Nov 22
A desalination performance restoration agent for a cellulose acetate membrane contains: a solvent; and a modified polyvinyl alcohol mixed in the solvent.
Takayoshi HORI, Katsunori MATSUI, Sho YOKOGAWA, Yoshiaki ITO, Ryo KAMITO, Yoshihisa KATSUNISHI, Atsuyoshi UEDA, Takahiro MASUI
Filed: 20 Oct 20
Utility
Train Control Device, Method, and Program
10 Nov 22
A train control device including a control logic generation unit that uses an environmental model defined by the number of a plurality of closed sections constituting a track included in a predetermined control target region, a connection configuration of the closed sections, and the number of trains present on the track, a state of the environmental model being changed discretely according to a combination of a position of one control target train that is the train to be controlled, positions of zero or more other trains, and the presence or absence of reservation for each of the closed sections, and generates a control logic that is a logic for transitioning the state of the environmental model depending on the state of the environmental model so as to satisfy a predetermined condition, and a regeneration instruction unit that instructs the control logic generation unit to regenerate the control logic.
Takanobu HANDA, Noritaka YANAI, Atsuyoshi SAIMEN
Filed: 19 Feb 20
Utility
High-lift device, wing, and aircraft
8 Nov 22
A high-lift device includes a flap disposed at a leading edge of a wing, and configured to be retracted in the lower surface and extended toward of the leading edge; a first rotary shaft and a second rotary shaft, the axial direction of the rotary shafts being disposed along the spanwise direction of the wing, respectively; a first link mechanism connected to the first rotary shaft and the flap; and a second link mechanism connected to the second rotary shaft and the flap.
Kosuke Toyoda, Hikaru Takami, Hiroki Sakiyama
Filed: 22 Feb 19
Utility
Wind turbine blade and method for manufacturing the same
8 Nov 22
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: 13 Nov 19
Utility
Vane segment and steam turbine comprising same
8 Nov 22
A vane segment includes a blade ring, a plurality of vanes, and a caulking member.
Yuichiro Waki, Shouhei Danno, Yuki Yamamoto
Filed: 23 Oct 18
Utility
Windmill blade, windmill, and method of manufacturing windmill blade
8 Nov 22
A windmill blade includes a leading edge protector at a leading edge portion of a blade main body including a skin surrounding a hollow space.
Takeshi Fujita, Kentaro Shindo, Hiroaki Takeuchi, Toshiyuki Hirano, Atsushi Yuge
Filed: 30 Apr 21
Utility
Steam turbine
8 Nov 22
A steam turbine includes a rotor; a casing which houses the rotor; a plurality of rotor blades disposed around the rotor; and a plurality of stationary vanes supported on the casing.
Ryo Takata, Mitsuyoshi Tsuchiya, Yasuhiro Sasao
Filed: 17 Jan 18
Utility
Gas turbine combustor having main fuel valves independently adjustable
8 Nov 22
Provided is a gas turbine combustor that can achieve improvement of the combustion stability.
Yasuhiro Wada, Kazuki Abe, Akinori Hayashi, Keita Naito
Filed: 29 Apr 21
Utility
Fuel control device, combustor, gas turbine, control method, and program
8 Nov 22
A fuel control device includes a combustion temperature estimation value calculation unit that calculates a temperature estimation value when a mixture of fuel and inflow air is burned using an atmospheric condition, an opening degree command value of a valve that controls the amount of air that is mixed with the fuel and burned, and an output prediction value calculated on the basis of a fuel control signal command value used for calculation of a total fuel flow rate flowing through a plurality of fuel supply systems, a fuel distribution command value calculation unit that calculates a fuel distribution command value indicating a distribution of fuel output from the fuel supply systems based on the temperature estimation value, and outputs the fuel distribution command value, and a valve opening degree calculation unit that calculates each valve opening degree of a fuel flow rate control valve of the fuel supply systems.
Keisuke Yamamoto, Takashi Sonoda, Akihiko Saito, Fuminori Fujii, Hisashi Nakahara, Ryoichi Haga, Ryuji Takenaka, Yoshifumi Iwasaki, Wataru Akizuki, Isamu Matsumi, Naohiro Sumimura, Shinichi Yoshioka
Filed: 16 Feb 15
Utility
Testing method and test piece of thermal barrier coating
8 Nov 22
A testing method of thermal barrier coating (TBC) is for evaluating the presence or absence of damage to TBC formed on a bending part on which compression stress acts.
Yoshifumi Okajima, Taiji Torigoe, Hiroshi Ishikawa, Hitoshi Tamaki, Kazuma Takeno
Filed: 26 Dec 17
Utility
Method for analyzing heat exchanger
8 Nov 22
A method for analyzing a heat exchanger includes a structural model creation step (S1) of creating a structural model of a heat exchanger; a iron-linear model creation step (S4) of creating a iron-linear model in which a non-linear spring element in an out-of-plane direction, in which a load is generated only at me time of contact between a heat transfer tube and an anti-vibration member, is applied to an opposing portion between the heat transfer tube and the anti-vibration member in a structural model, and a load distribution acquisition step (S5) of performing analysis in which a load in the out-of-plane direction is applied to the non-linear model to acquire load distribution of the heat exchanger from a value of the load in each opposing portion.
Masatsugu Monde, Naoki Ono, Tomohito Nakamori, Masaaki Katayama, Ryoichi Kawakami, Masahito Matsubara, Tomonori Mineno
Filed: 23 Oct 17
Utility
Hydrogen Production System
3 Nov 22
A hydrogen production system includes: a hydrogen production device connected to an electric power system or connected to a power generation device using renewable energy and configured to produce hydrogen by electrolyzing pure water; an output control unit capable of controlling an amount of power supplied from the electric power system to the hydrogen production device according to request from the electric power system; a first pure water line for supplying pure water to the hydrogen production device; a first adjustment device capable of adjusting an amount of pure water supplied to the hydrogen production device via the first pure water line; and a first control unit configured to control the first adjustment device, based on a power amount signal indicating information on an amount of power supplied from the electric power system to the hydrogen production device.
Shinya MARUSHIMA, Atsushi TSUTSUMI, Yoshimasa ANDO, Kazunori FUJITA, Tadateru TANIOKA
Filed: 18 Jul 22
Utility
Inspection Method for Wind Turbine Blade of Wind Power Generating Apparatus
3 Nov 22
An inspection method according to the present disclosure includes a step of mounting an ultrasonic probe, a step of mounting a pulser receiver, a step of causing the ultrasonic probe to transmit ultrasonic waves, a step of causing the ultrasonic probe to receive a reflected wave of the ultrasonic waves reflected by the wind turbine blade, a step of causing the pulser receiver to acquire reflected-wave data, a step of causing the pulser receiver to wirelessly transmit the reflected-wave data, a step of causing at least one of antennas to receive the wirelessly transmitted reflected-wave data, and a step of causing an information processing device electrically connected to the at least two antennas to perform information processing on the reflected-wave data.
Yasutaka KIMURA, Tairiku ADACHI, Kazuumi KONDO
Filed: 28 Jul 21
Utility
Computing Device, Redundant System, Program, and Method for Constructing Redundant Configuration
3 Nov 22
A computing device for configuring a redundant system includes: a detection unit configured to detect another computing device newly added to the redundant system during operation of the computing device; and a construction processing unit configured to execute construction processing for constructing a redundant configuration with the other computing device.
Minoru NAKAIDE, Shinichi TODA
Filed: 13 Nov 20
Utility
State analysis apparatus, state analysis method, and program
1 Nov 22
A state quantity-acquiring unit acquires values of a plurality of state quantities at a certain timing associated with an object device.
Shintaro Kumano, Yasushi Morishita, Takashi Sonoda
Filed: 18 May 18
Utility
Spacecraft and control device
1 Nov 22
Toyonori Kobayakawa, Tetsuya Nagase, Atsushi Sasaki
Filed: 22 Dec 17