1801 patents
Page 40 of 91
Utility
Impeller and Pump
30 Jun 22
An impeller includes: main vanes which are provided in a front stage section of a hub so as to connect an outer surface of the front stage section and an inner surface of a shroud, and are arranged at intervals in a circumferential direction of the hub, wherein the main vanes generate an oblique flow of crude oil; and splitter vanes which are provided in a rear stage section of the hub so as to be connected to an outer surface of the rear stage section, and are arranged at intervals in the circumferential direction, wherein the splitter vanes generate an axial flow of the crude oil.
Kimihiko MITSUDA, Yuki NAKAMURA
Filed: 28 Feb 20
Utility
Power Generation Amount Prediction Device, Power Generation Amount Prediction Method, and Program
23 Jun 22
One aspect of the present invention is a power generation amount prediction device comprising: a storage unit that stores a model configured using machine learning involving the use of explanatory variables including at least the weather prediction information of a mesh including a prediction point and a plurality of surrounding meshes, and an objective variable corresponding to the amount of power generated by natural energy; and a prediction unit that inputs, into the model, the weather prediction information of the prediction time of at least the mesh including the prediction point and the plurality of surrounding meshes, and finds a predicted value of the power generation amount at the prediction point as an output from the model.
Reiko Kawakami, Kazuyuki Wakasugi
Filed: 27 Mar 20
Utility
Modeling System and Modeling Apparatus, Modeling Method, and Modeling Program
23 Jun 22
A modeling system (control device) includes a control unit that controls a modeling means to form each of stacked modeling layers, based on modeling data representing a three-dimensional model object that is a modeling target by use of a plurality of modeling layers, a determination unit that measures and determines whether or not a measured value of a stacked height of the formed modeling layer is within a predetermined range set beforehand and including a stacked height of the modeling layer in the modeling data, and in a case where the formed modeling layer has a lacking part in which the stacked height is not within the predetermined range, a correction unit that performs correction modeling by forming a correction member in the lacking part such that the stacked height is within the predetermined range.
Hiroki MORI, Akihiro TANAKA, Takahiro TACHIBANA, Yasutaka BANNO, Hidenori TAKEDA, Misaki FUKUYAMA
Filed: 21 Dec 21
Utility
Management System, Management Method, Upper Block Chain Calculation Device, and Program
23 Jun 22
A management system includes: calculation devices of a plurality of lower block chains; and a calculation device of an upper block chain.
Kenji TAKAO
Filed: 3 Feb 20
Utility
Hydrofoil craft
21 Jun 22
A hydrofoil craft includes a hull including a bottom that spreads from a bow to a stern; and a hydrofoil mechanism provided on the bow side of the hull.
Katsuhiko Shoda, Masaya Kubota, Takashi Okafuji, Masashi Sasaki
Filed: 17 Nov 20
Utility
Wing and wing design method
21 Jun 22
A wing used for an aircraft includes a configuration member formed of a composite material.
Takayuki Nomura, Satoshi Kodama, Takaaki Yumitori, Kiyoka Takagi, Tooru Shitani, Toshio Abe
Filed: 10 Sep 18
Utility
Rotary machine and seal member
21 Jun 22
In a rotary machine and a seal member, a casing, a rotor, a stator blade, a rotor blade, and a seal device disposed between the casing and a tip portion of the rotor blade are provided, in which a blade attachment groove is provided in the inner peripheral portion of the casing, and a caulking groove is provided adjacent to the blade attachment groove, in which a base end portion of the stator blade is mounted in the blade attachment groove and a caulking member is locked to the caulking groove and a blade root portion of the stator blade, so that the stator blade is fixed to the inner peripheral portion of the casing, and in which a seal ring as a seal device is mounted in the inner peripheral portion of the casing, and the seal ring covers at least a part of the caulking groove.
Yasuhiko Ueta, Hisataka Fukushima, Kentaro Tanaka
Filed: 16 Jul 19
Utility
Eddy current flaw detection probe
21 Jun 22
An eddy current flaw detection probe includes first coils, second coils, and a switching circuit configured to cause the first or the second coils in each unit U, the unit U being composed of adjacent four coils, to serve as excitation coils that generate eddy currents in an inspection target and cause the other coils in the unit U to serve as detection coils that detect a change in the eddy currents.
Kentaro Jinno, Masaaki Kurokawa
Filed: 22 Feb 19
Utility
Steam turbine and exhaust chamber therefor
21 Jun 22
An exhaust chamber is equipped with: a diffuser that forms a diffuser space; an exhaust casing that forms an exhaust space communicating with the diffuser space; and an auxiliary exhaust frame that forms an auxiliary exhaust space having an annular shape centered around an axis, on the inside of the diffuser in the radial direction.
Yoshihiro Kuwamura, Hideaki Sugishita, Kazuyuki Matsumoto, Toyoharu Nishikawa, Shigeo Ookura
Filed: 26 Nov 19
Utility
Analysis condition adjusting device of simple fuel analyzer
21 Jun 22
An analysis condition adjusting device of a fuel analyzer includes a first NOx computing unit for calculating a reference NOx estimation value using a previously obtained first industrial analysis value of a fuel sample, a second NOx computing unit for calculating a plurality of varied NOx estimation value by varying a value of each of components of the first industrial analysis value, a NOx error computing unit for computing an error as a NOx error between the reference NOx estimation value and each of the varied NOx estimation values, an analysis error tolerance range setting unit for setting an analysis error tolerance range of each of the components based on a value variation amount of each of the components, the value variation amount being defined such that the NOx error is within a tolerance range, and an analysis condition adjusting unit for adjusting an analysis condition of a fuel analyzer.
Ryohei Ohashi, Toshihiko Setoguchi, Junji Imada, Atsushi Tanaka, Keigo Matsumoto
Filed: 14 Feb 19
Utility
Drilling and Countersinking Tool and Drilling and Countersinking Auxiliary Tool
16 Jun 22
There are provided a tool and an auxiliary tool that can perform drilling and countersinking at a time to improve working efficiency while securing not only machining accuracy of the drilling but also machining accuracy of the countersinking, by using a tool including drills usable for both of the drilling and the countersinking.
Hirokazu Sakamoto, Takuya Miwa
Filed: 10 Dec 21
Utility
Laser Processing System and Laser Processing Method
16 Jun 22
A laser processing system and a laser processing method that reduce irregularities on a cutting surface caused by a variation in a heat affected zone or a difference in the heat affected zone due to processing by a laser beam.
Akiko INOUE, Saneyuki GOYA
Filed: 27 Mar 19
Utility
Fluid Adjustment Device and Aircraft
16 Jun 22
A fluid adjustment device is provided with: a body part mounted on a wing tip, which is an end part of a main wing on the opposite side to the wing root, and having an upper opening and a lower opening formed in an upper surface of the body part and a lower surface of the body part; a first Francis turbine that sucks air from the upper opening and the lower opening and discharges the sucked air from the trailing edge side of the main wing; and a first motor for rotating the first Francis turbine in a direction opposite to a rotation direction of a wingtip vortex generated at the wingtip.
Yuki MORISAKI, Yasuhiro SAIKI, Kazuhiro IMAI
Filed: 26 Dec 19
Utility
Control device, gas turbine, control method, and program
14 Jun 22
A control device is a control device for a gas turbine including a plurality of combustors and is configured to select combustors to ignite in accordance with a target load on the basis of a predictor which defines a relationship between a load and the number and arrangement of combustors to ignite and a combustion temperature.
Keita Yunoki, Kei Inoue, Takashi Hiyama, Eisaku Ito
Filed: 11 Feb 20
Utility
Compression device and supercharger
14 Jun 22
A compression device includes a centrifugal compressor and a silencer.
Satoshi Makino, Yukihiro Iwasa, Yasuhiro Wada
Filed: 31 Jan 17
Utility
Abrasion inspection apparatus, abrasion inspection method, and program
14 Jun 22
An abrasion inspection apparatus includes: a first imaging unit that is installed on a side of a track, a vehicle traveling along the track, a guide wheel being installed on a side of the vehicle, the first imaging unit imaging an inside of the track via a telecentric lens; a second imaging unit that is installed in a vehicle traveling direction with respect to the first imaging unit on the side of the track and images the inside of the track via a telecentric lens; an image acquisition unit that acquires an image which is an image of a boundary of the guide wheel captured by the first imaging unit and is an image of a boundary on a first direction side in the vehicle traveling direction and an image which is an image of the boundary of the guide wheel captured by the second imaging unit at the same time as the capturing of the image by the first imaging unit and is an image of a boundary on an opposite side to the first direction side; and a guide wheel detection unit that detects an abrasion situation of the guide wheel according to a position of a boundary indicated in the images acquired by the image acquisition unit.
Katsuaki Morita, Masahiro Yamada, Kazuki Ozaki, Hiroyuki Kono
Filed: 19 Sep 19
Utility
Fitting Method and Repair Method
9 Jun 22
A fitting method is for fitting a material to be repaired and a repair patch to be adhesively bonded to the material at adhesive surfaces, each adhesive surface having at least two or more of curved portions.
Yuichi YUI, Akihiro TERASAKA, Kenji WADA, Yoshifusa TOBATA, Koichi HASEGAWA, Yasunobu ISHIDA
Filed: 28 Feb 20
Utility
Turbine stator blade and steam turbine
7 Jun 22
A turbine stator blade (21) includes a pressure side (21P) extending in a radial direction intersecting a flowing direction of steam and facing upstream in the flowing direction.
Shunsuke Mizumi, Chongfei Duan, Yasuhiro Sasao, Soichiro Tabata
Filed: 26 Feb 20
Utility
Laser Machining Device
2 Jun 22
A laser machining device includes: a laser irradiation unit that forms a machining groove that has one end opening to an end section of a workpiece and the other end thereof closed, as a result of scanning a workpiece surface from an end section of the workpiece and laser machining the workpiece; and a nozzle unit that sprays a gas across an irradiation zone of the workpiece surface created by the laser irradiation unit.
Kazuhiro YOSHIDA, Yoshinao KOMATSU, Saneyuki GOYA, Akiko INOUE, Yasuyuki FUJIYA, Ryuichi NARITA, Masahiko SHIMIZU, Ryota OZAKI, Yuki KANI
Filed: 28 Jun 19
Utility
Pump
2 Jun 22
A cylindrical gap is formed between a production pipe and a pump stator, the pump stator has a tubular pump casing that surrounds a plurality of pump bodies, the pump casing is provided with a penetrating portion that penetrates the pump casing in a radial direction and communicates with the gap, and the penetrating portion is formed in a portion of the pump casing that faces a pump body, which is located in an intermediate stage of the plurality of pump bodies, in the radial direction.
Kimihiko Mitsuda, Shuhei Sasaki
Filed: 26 Feb 20