1801 patents
Page 20 of 91
Utility
Control Apparatus, Control Method, and Non-transitory Computer Readable Medium
16 Mar 23
A control apparatus 20 that is configured to control driving of a power generation apparatus including a motor and a power generator, the control apparatus including a processor 200 executing: a process of calculating a first adjustment force command value used for controlling the motor in accordance with a deviation between an observed value and a reference value of a rotation speed of the power generator; a process of calculating a correction value for compensating for a delay of an electric output of the power generator; and a process of calculating a correction value for compensating for a delay of an electric output of the power generator; and a process of calculating a second adjustment force command value used for controlling the motor by adding the first adjustment force command value and the correction value.
Takaharu HIROE, Kazunari IDE, Ryo SASE
Filed: 21 Nov 22
Utility
Metal-powder producing apparatus, and gas jet device and crucible container thereof
14 Mar 23
A metal-powder producing apparatus includes a spray chamber, and a plurality of spray nozzles that liquid-spray a melted metal into the spray chamber.
Takashi Shibayama, Shigenobu Eguchi, Yuting Wang, Shinya Imano
Filed: 7 Dec 18
Utility
Joint member of composite and joint structure
14 Mar 23
A joint member is formed of a composite including reinforcement fibers and resin.
Hidetaka Hattori, Noriya Hayashi
Filed: 14 Feb 20
Utility
Heat Exchanger Core
9 Mar 23
A heat exchanger core includes: a first passage row which is formed by a plurality of first passages; a plurality of first dividing walls separating the plurality of first passages from each other; a second passage row which is disposed adjacent to the first passage row and is formed by a plurality of second passages; a plurality of second dividing walls separating the plurality of second passages from each other; and a partition wall located between the first passage row and the second passage row, and separating the plurality of first passages and the plurality of second passages. (a) The partition wall has a greater section modulus in an orthogonal direction than either the first dividing wall or the second partition, or (b) a constituent material of the partition wall has a greater breaking strength than a constituent material of either the first dividing wall or the second dividing wall.
Koichi TANIMOTO, Nobuhide HARA, Hiroyuki NAKAHARAI, Yoichi UEFUJI, Takuo ODA, Shunsaku EGUCHI, Masaya HATANAKA, Tatsuya KAMEYAMA
Filed: 24 Feb 21
Utility
Denitration Catalyst Structure
9 Mar 23
Denitration catalyst unit, comprising two or more platy catalyst elements, wherein the platy catalyst element has an edge located on gas-inflow side, an edge located on gas-outflow side and edges located on either side of the platy catalyst element, the platy catalyst elements are piled so as to align the edges located on gas-inflow side and the edges located on either side of the platy catalyst elements respectively, each of the platy catalyst elements alternately has more than one flat part in the shape of a flat plate and more than one concavo-convex part in the shape of platy convex strips on the upper and lower surfaces, the platy convex strips are parallel to one another and are obliquely disposed at an angle θ of not less than 50° and not more than 85° to an extending direction of the edge located on gas-inflow side of the platy catalyst element so that a ridge of the platy convex strip on the upper surface of one of the platy catalyst elements intersects with a ridge of the platy convex strip on the lower surface of another of the platy catalyst elements adjacent, at least one of the intersection points is within a range x of more than 0 mm and less than 25 mm inward from the edge located on gas-inflow side of the platy catalyst element.
Takuma Kurai, Tomoyuki Hayashi, Yoshinori Nagai, Shimpei Todaka, Shohei Akagi
Filed: 26 Jan 21
Utility
Inspection Route Plan Proposal System and Inspection Route Plan Proposal Method
9 Mar 23
An inspection route plan proposal system includes: a damage risk calculation unit configured to calculate a damage risk for each of a plurality of apparatuses based on an inspection result for each of the plurality of apparatuses; an inspection required time calculation unit configured to calculate an inspection required time for each of the inspection items of each of the plurality of apparatuses based on the inspection work time for each of the inspection items of each of the plurality of apparatuses; and an inspection route plan presentation unit that presents an inspection route plan including an inspection target apparatus, an inspection execution item, and a total inspection required time required to execute inspection of the inspection execution item, the inspection route plan presentation unit being configured to be able to present a plurality of the inspection route plans, each inspection route plan having at least one of the inspection target apparatuses or at least one of the inspection execution items being different.
Masaki HONDA, Gen SAKASHITA, Tomohiro HIGUCHI
Filed: 31 Aug 22
Utility
Heat Exchanger Core
9 Mar 23
A heat exchanger core includes: a first passage; and a second passage extending along the first passage.
Koichi TANIMOTO, Nobuhide HARA, Hiroyuki NAKAHARAI, Yoichi UEFUJI, Takuo ODA, Shunsaku EGUCHI, Masaya HATANAKA
Filed: 24 Feb 21
Utility
Co-BASED ALLOY MATERIAL, Co-BASED ALLOY PRODUCT, AND METHOD FOR MANUFACTURING SAID PRODUCT
9 Mar 23
There is provided a Co-based alloy material, having a chemical composition including: Al of 0.1 to 10 mass %; W of 3 to 45 mass %, the total content of Al and W being 50 mass % or less; O of 0.007 to 0.05 mass %; and the balance being Co and impurities, wherein in γ phase crystal grains as a matrix phase of the Co-based alloy material, segregation cells within an average size of 0.15 to 1.5 μm are formed, wherein in the segregation cells, γ′ phase grains within a size of 0.01 to 0.5 μm including Co, Al and W are dispersively precipitated, and wherein on boundary regions of the segregation cells and grain boundaries of the γ phase crystal grains, μ phase grains within a size of 0.005 to 2 μm including Co and W are dispersively precipitated.
Atsuo Ota, Shinya Imano
Filed: 30 Aug 22
Utility
Learning System, Learning Method, and Learning Program
9 Mar 23
A learning system for performing reinforcement learning of a cooperative action by agents includes the agents; and a reward granting unit configured to grant a reward.
Natsuki MATSUNAMI, Takayuki ITO, Jin TANDA
Filed: 2 Feb 21
Utility
Cleaning Method and Inspection Method for Heat Exchanger, and Cleaning Equipment for Heat Exchanger
9 Mar 23
A cleaning method for a heat exchanger is a cleaning method for a heat exchanger which includes a header passage and a plurality of internal passages connected to the header passage, that includes: a step of supplying a cleaning fluid, via the header passage, to some of the plurality of internal passages connected to the header passage, selectively.
Koichi TANIMOTO, Nobuhide HARA, Hiroyuki NAKAHARAI, Yoichi UEFUJI, Takuo ODA, Shunsaku EGUCHI, Masaya HATANAKA
Filed: 24 Feb 21
Utility
Composite Material Structure Body Production Method, Layered Body Production Method, Layered Body, and Layered Form
9 Mar 23
A composite material structure body production method includes a layering step of layering a plurality of fiber sheets to form a layered body having a deforming portion extending in one direction, and a forming step of performing bend-forming along a deforming line contained in the deforming portion and extending in the one direction, thereby causing the deforming portion to deform.
Masahiko SHIMIZU, Toshiki KITAZAWA, Shoya MANO
Filed: 6 Jul 20
Utility
Airfoil and mechanical machine having the same
7 Mar 23
An airfoil including: an airfoil portion having an airfoil surface; and a communication hole extending at least in the airfoil portion and a first opening open in the airfoil surface, through which the first opening is communicated with a second opening provided in a portion of the airfoil.
Yasuro Sakamoto
Filed: 15 Nov 19
Utility
Condition determination system, condition determination method, decision-making support system, computer program, and storage medium
7 Mar 23
A condition determination system includes: an operation condition data obtaining unit that obtains operation condition data indicating an operation condition of a facility; and a determination unit that determines, based on the operation condition data, a level of a phenomenon that occurs due to the operation condition of the facility.
Eisuke Noda, Satoshi Hanada, Yusuke Yamada, Mizuki Kasamatsu, Takae Yamashita
Filed: 25 Mar 16
Utility
Communication Point Determination Device, Communication Point Determination Method and Program, and Inspection System
2 Mar 23
A communication point determination device for determining a communication point including a communication position being a position of a mobile body which performs close-range wireless communication with a wireless device disposed within a target area including an obstacle which obstructs propagation of radio waves includes: a first acquisition part configured to obtain a radio wave strength map indicating a distribution of a radio wave strength within the target area obtained by numerical analysis based on area shape information of the target area generated on the basis of an outer shape of the obstacle existing within the target area, installation position information of the wireless device within the target area, and radio wave information related to transmission or response of radio waves of the wireless device; and a determination part configured to determine the communication point on the basis of the radio wave strength map.
Gen SAKASHITA, Masaki HONDA, Shigeru YOSHIDA, Ryo HASHIMOTO
Filed: 7 Jan 21
Utility
Control Device, Control Input Determination Method, and Control Input Determination Program
2 Mar 23
A control device is a device for controlling a gas turbine.
Makoto KISHI, Ryuji TAKENAKA, Ryoichi HAGA, Kenta WADA, Yasuhiro NIINA
Filed: 18 Mar 21
Utility
Metal Air Battery System
2 Mar 23
A metal air battery system is provided with: a battery device including a negative electrode, a metal body electrically connected to the negative electrode, and a positive electrode and having a chamber which is defined between the negative electrode and the metal body and through which an electrolytic solution flows; an oxygen separation device for separating oxygen from air; and a bubbling device for supplying a gas containing oxygen separated by the oxygen separation device into the electrolytic solution supplied to the chamber while bubbling the gas.
Yoshinori NOGUCHI, Toshiyasu KIYABU
Filed: 12 Mar 21
Utility
Combustion Tube and Combustor for Gas Turbine, and Gas Turbine
2 Mar 23
A combustion tube for a gas turbine including an outlet section having a cross-section of an annular sector-shape.
Kentaro TOKUYAMA, Kenji SATO, Kenta TANIGUCHI, Hiroyuki SAKAKI, Takashi HIYAMA, Satoshi TAKIGUCHI, Yusuke TANAKA
Filed: 9 Nov 22
Utility
Turbine Casing, Gas Turbine, and Aligning Method
2 Mar 23
A turbine casing divided in an axial direction into a first casing and a second casing coupled to each other by flanges of the first casing and the second casing.
Toru SHINKAWA, Shosaku HIWATASHI, Daiki HIROKAWA, Yasuyuki WATANABE
Filed: 27 May 22
Utility
Layered Body and Layering Method
2 Mar 23
A layered body includes a first layer with a plurality of first composite sheets, and a second layer with a plurality of second composite sheets in a state of contacting the first layer.
Yuki KANI, Ryota OZAKI
Filed: 28 Feb 20
Utility
Sample Analysis Apparatus and Sample Analysis Method
2 Mar 23
Provided is a sample analysis apparatus including: a syringe pump; a channel switch valve; a mixing container; a detection unit configured to detect a concentration of a specified substance contained in a sample solution; and a control unit configured to control the syringe pump and the channel switch valve.
Masaru CHIYOMARU, Hiroaki MIKAWA, Yuuichi OKUZAKI, Masaru TAKAHASHI, Kohei KAWASAKI, Ayumi HAYASHI
Filed: 31 May 22