1801 patents
Page 7 of 91
Utility
Gas turbine plant
24 Oct 23
A gas turbine plant includes a gas turbine, an exhaust line, an exhaust heat recovery boiler that generates steam due to heat of exhaust gas and guides the exhaust gas to the exhaust line, a carbon dioxide recovery device that recovers carbon dioxide contained in the exhaust gas, a heat exchanger that cools the exhaust gas to a temperature set in advance, and a circulation line that branches from a position between the carbon dioxide recovery device and the heat exchanger and is connected to an inlet of the gas turbine.
Atsushi Tsutsumi, Tetsuya Tanaka, Naoyuki Nagafuchi, Takashi Kamijo
Filed: 22 Jul 20
Utility
Opposed-piston engine
24 Oct 23
An opposed-piston engine according to an embodiment is a first fuel injection device configured to inject fuel from a circumferential wall surface of at least one cylinder into the cylinder, and a second fuel injection device disposed to be displaced in a circumferential direction so as to be opposite to the first fuel injection device across an axial center of the cylinder.
Masafumi Mori, Yuuki Koshiba, Kengo Tanaka, Takashi Ueda, Shigetoshi Sugata
Filed: 27 Jan 21
Utility
Outlet seal, outlet seal set, and gas turbine
24 Oct 23
An outlet seal connects a combustor that combusts a fuel to generate combustion gas and a shroud for a stator.
Kenji Sato, Kiyoshi Fujimoto, Norihiko Motoyama, Akihiro Murakami
Filed: 12 Aug 20
Utility
Fluid film bearing
24 Oct 23
A fluid film bearing includes a plurality of bearing pads that are arranged in a circumferential direction of a rotating body that rotates about an axis, and that support the rotating body via a fluid film, wherein the bearing pad includes a base layer made of metal, an elastic layer that is layered on the rotating body side of the base layer, and that is made of an elastically deformable elastic material, a sliding layer that is layered on the rotating body side of the elastic layer, and that opposes the rotating body and is made of a bearing material, and a metal plate that is layered between the elastic layer and the sliding layer, and that is more rigid than the elastic layer and the sliding layer.
Yoshitomo Noda, Takuzo Shigihara, Shimpei Yokoyama, Chihiro Yoshimine, Masaya Kawano
Filed: 15 Mar 22
Utility
Direction detection device, method of acquiring intensity difference table, direction detection method, and computer-readable storage medium
24 Oct 23
A direction detection device includes: antennas that receive a received wave; an intensity difference imparting unit that imparts intensity differences different depending on the received-wave arrival direction to intensities of the received wave; a storage unit that stores an intensity difference table in which the intensity difference between two of the antennas is associated with the received-wave arrival direction, for each combination of any two of the antennas; a detector that detects an intensity difference between the two antennas and a phase difference between the two antennas, of the received wave; an extractor that extracts, from the table, a received-wave arrival direction corresponding to the detected intensity difference, for each combination; a calculation unit that calculates a received-wave arrival direction corresponding to the detected phase difference; and a comparator that compares the extracted received-wave arrival direction with the calculated received-wave arrival direction to acquire a matched received-wave arrival direction.
Noriyasu Kato
Filed: 14 Mar 22
Utility
Laminated Body and Forming Method
19 Oct 23
A laminated body reference surface curved relative to the X-axis direction and overlapped on a shaping die reference surface and a laminated body bend surface intersecting the laminated body reference surface along the X-axis direction and overlapped on a shaping die bend surface are provided, the angle between the laminated body reference surface and the laminated body bend surface is larger than the angle between the shaping die reference surface and the shaping die bend surface.
Toshiki KITAZAWA, Masahiko SHIMIZU
Filed: 14 Dec 22
Utility
Steam Valve
19 Oct 23
A steam valve including a valve seat and a valve body, each of which has: a first layer formed on a base material and made of a material different from the base material; and a second layer formed on the first layer in a contact position between the valve body and the valve seat and made of a material different from the base material and the first layer.
Takashi Yokoyama, Fumiyuki Suzuki
Filed: 4 May 23
Utility
Composite Material Fusion Method
19 Oct 23
An object is to improve strength of a component after fused.
Tomoya IWANAGA, Kiyoshi SUGETA
Filed: 17 Jan 23
Utility
Fuel Supply Pipe Assembly, Gas Turbine Combustor, and Gas Turbine
19 Oct 23
A fuel supply pipe assembly according to at least one embodiment of the present disclosure is a fuel supply pipe assembly for supplying fuel to a fuel nozzle provided on a side portion of a combustion liner of a gas turbine combustor, provided with: a fuel supply pipe for supplying the fuel to the fuel nozzle; a first flange portion capable of coupling with a flange portion of a fuel line for supplying the fuel to the fuel supply pipe; and a second flange portion capable of coupling with a top hat portion of the gas turbine combustor.
Kota YOSHINO, Norihiko MOTOYAMA, Shinya HASHIMOTO
Filed: 31 Mar 23
Utility
Gas Turbine Combustor and Gas Turbine
19 Oct 23
A gas turbine combustor according to at least one embodiment is a gas turbine combustor that includes: a tubular member; a plurality of premixing tubes circumferentially arranged on an inner side of the tubular member, each of the plurality of premixing tubes forming an outlet portion of a premixing passage; and a base plate for supporting the plurality of premixing tubes.
Shinji AKAMATSU, Naoki ABE, Satoshi TAKIGUCHI, Kei INOUE
Filed: 5 Oct 21
Utility
Combustor and Gas Turbine Equipped with the Same
19 Oct 23
A combustor includes a combustion tube which has a tubular shape around an axis; a secondary fuel nozzle which is able to inject a secondary fuel toward a radially inner side with respect to the axis, inside the combustion tube; a fuel manifold which is disposed on an outer peripheral side of the combustion tube, and form a fuel space which is able to temporarily store the secondary fuel; and a support which supports the fuel manifold with a gap from the combustion cylinder in the radial direction.
Kota YOSHINO, Norihiko MOTOYAMA
Filed: 6 Apr 23
Utility
Composition Analysis Device and Composition Analysis Method for Fuel Gas, Prime Mover Control Device Including Composition Analysis Device, and Prime Mover Control Method Including Composition Analysis Method
19 Oct 23
A composition analysis device for fuel gas containing inert gas and flammable gas includes: a heating value measurement device for measuring a heating value per unit amount of the fuel gas; a density measurement device for measuring a density of the fuel gas; and a control device including a composition calculation unit for calculating a composition of the fuel gas using the heating value measured by the heating value measurement device and the density measured by the density measurement device.
Toshifumi SASAO, Keita NAITO, Akinori HAYASHI
Filed: 25 Oct 21
Utility
Turbine blade and gas turbine
17 Oct 23
A turbine blade and a gas turbine are provided with: an airfoil portion (41) internally including a cooling air passage (60); a platform (42) provided in a blade base end portion (55) in a blade height direction (Dh) of the airfoil portion (41); and a fillet portion (80) provided around the entire perimeter of a connecting portion of the airfoil portion (41) and the platform (42).
Susumu Wakazono, Yasuo Miyahisa, Satoshi Hada
Filed: 2 Mar 20
Utility
Diagnosing device, diagnosing method, and program
17 Oct 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
Moving control method, moving control device, moving control system, program, and storage medium for multi-vehicle
17 Oct 23
A movement control method for a multi-vehicle system for moving multiple vehicles to target positions individually set for the vehicles includes: acquiring first positions of the vehicles; determining control input for moving the vehicles from the first positions to second positions away from the target positions by a first distance or more while the vehicles satisfy a predetermined condition; and updating the first distance to be a shorter distance when a distance between the second position and the target position of each of the vehicles becomes equal to or more than the first distance and within an updating distance.
Yasuo Fujishima, Kazushige Takaki, Shunichi Azuma
Filed: 3 Oct 19
Utility
Composite Material Forming Device and Composite Material Forming Method
12 Oct 23
A composite material forming device forms a composite material including a resin and reinforced fibers having electrical conductivity.
Nobuyuki KAMIHARA, Sota KAMO, Kiyoka TAKAGI, Naomoto ISHIKAWA, Mikio MURAOKA, Yukihiro YOSHIDA
Filed: 10 Sep 21
Utility
Steam Turbine
12 Oct 23
A steam turbine including a rotor shaft, a plurality of moving blade rows, a casing, and fixed blade rows disposed on a first side in the axial direction, relative to each of the plurality of moving blade rows.
Ryo Takata, Soichiro Tabata, Yasuhiro Sasao
Filed: 28 Sep 20
Utility
Turbine Rotor Blade, Turbine Rotor Blade Assembly, Gas Turbine, and Repair Method for Gas Turbine
12 Oct 23
One of spacing between the base-side first tooth and the base-side second tooth or spacing between the base-side second tooth and the base-side third tooth is greater than spacing between the tip-side first tooth and the tip-side second tooth.
Norifumi HIRATA
Filed: 7 Mar 23
Utility
Display Device, Display Method and Program
12 Oct 23
A display device that guides monitoring items or operations required for protection of functions important for safety when an accident occurs is provided.
Tomohiro Hotta, Eisuke Noda, Mizuki Kasamatsu, Kazuya Fujiwara
Filed: 29 Jun 21
Utility
Controller Virtualization Device and Control System
12 Oct 23
A controller virtualization device includes: a plurality of controller virtualization devices each configured to generate a control signal for a control object and including at least one virtual machine; and at least one OT line for transmitting the control signal from each of the plurality of controller virtualization devices to the control object.
Minoru NAKAIDE, Shinichi TODA, Kiyoshi ISHII
Filed: 19 Oct 21