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公开(公告)号:US10337779B2
公开(公告)日:2019-07-02
申请号:US15562230
申请日:2015-04-27
摘要: A gas recovery system separates a mixed gas including a process gas and an inert gas. The gas recovery system includes a cooling section for cooling and liquefying the process gas contained in the mixed gas by cooling the mixed gas at a temperature higher than a condensation temperature of the inert gas and lower than a condensation temperature of the process gas, a separating section for separating the cooled mixed gas into the process gas in a liquid state and the inert gas in a gas state, and a process gas recovery line that is connected to the separating section which circulates and gasifies the liquid-state process gas and then supplies the process gas into the a compressor. The mixed gas is formed by mixing the process gas, which is compressed by the compressor, and the inert gas, which is supplied to a seal portion of the compressor.
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公开(公告)号:US10914319B2
公开(公告)日:2021-02-09
申请号:US16078819
申请日:2016-02-26
摘要: A cooling device includes a cooler disposed inside a shell, an inlet nozzle that is configured to feed a fluid into the shell, an outlet nozzle that is configured to feed the fluid passing through the cooler so as to flow outward, and a guide member that is configured to change a flowing direction of the fluid. The guide member has a collision surface which spreads in an inclined direction inclined with respect to the flowing direction of the fluid fed into the shell from the inlet nozzle, and which collides with the fluid, and an uneven portion formed in at least a portion of a peripheral edge portion of the collision surface.
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公开(公告)号:US10281219B2
公开(公告)日:2019-05-07
申请号:US15514714
申请日:2014-10-01
发明人: Koichi Mizushita , Sung-hee Hong , Hyeon-jun Kim
摘要: A plate laminated type heat exchanger includes: a plate laminated body which is formed by laminating a plurality of plates; and a heat exchanger body which includes a first header through which fluid (G) flows in from outside of the plate laminated body and a second header through which the fluid (G) flows out to the outside of the plate laminated body which are connected to the plate laminated body. Each of the plurality of plates is formed from a flat plate shape having a first surface and a second surface. The first surface is provided with a plurality of grooves defined by inner walls through which the fluid flows. The plurality of plates are connected each other so that the first surface of one of the plurality of plates is brazed to the second surface of the other one of the plurality of plates.
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公开(公告)号:US11777383B2
公开(公告)日:2023-10-03
申请号:US16690774
申请日:2019-11-21
发明人: Koichi Mizushita
IPC分类号: H02K15/02 , H02K15/14 , H02K15/16 , F16H57/021 , F16H1/28 , F16H57/022 , F16H57/00
CPC分类号: H02K15/028 , F16H1/28 , F16H57/021 , H02K15/14 , H02K15/16 , F16H2057/0056 , F16H2057/0062 , F16H2057/0225
摘要: The present invention provides a method for manufacturing a variable speed accelerator including: a preparation step of preparing a variable speed electric motor 71 including a variable speed rotor 72 in which a shaft insertion hole 74 extending in a horizontal direction is formed, a first variable speed rotor bearing 85i and a second variable speed rotor bearing 85o that rotatably support the variable speed rotor 72 by aligning an axial direction of the variable speed rotor 72 in the horizontal direction, and a variable speed stator 86 that surrounds the variable speed rotor 72 from an outer circumferential side; and a shaft insertion step of inserting a constant speed shaft 77 into the shaft insertion hole 74 of the variable speed rotor 72 in the horizontal direction so as to penetrate the variable speed rotor 72 after the preparation step.
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公开(公告)号:US11067320B2
公开(公告)日:2021-07-20
申请号:US15538436
申请日:2015-03-25
摘要: A gas recovery system for a compressor, said gas recovery system being equipped with: a distillation column that brings a supply gas in a liquid state into contact with a mixed gas, thereby cooling and liquefying a process gas in the mixed gas, and heating and gasifying the liquid supply gas; a process gas recovery line that is connected to the lower part of the distillation column and recovers the liquid process gas discharged from the distillation column; and a supply gas recovery line that is connected to the upper part of the distillation column and recovers the gaseous supply gas discharged from the distillation column.
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公开(公告)号:US12066036B2
公开(公告)日:2024-08-20
申请号:US18160497
申请日:2023-01-27
CPC分类号: F04D29/705 , F04D27/001
摘要: A compressor system includes a compressor and a supply control unit that controls a state of supply of water and a state of supply of oil. The supply control unit includes a rate-of-change acquisition unit that acquires a rate of change in efficiency of the compressor, a supply amount acquisition unit that acquires the amount of supply of the oil, an operating cost acquisition unit that acquires an operation cost from the rate of change, an oil cost acquisition unit that acquires an oil cost from the amount of supply of the oil, and a cost relationship acquisition unit that acquires a plurality of provisional relationship values that are the relationship between the operating cost and the oil cost under each of the plurality of provisional cleaning conditions.
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公开(公告)号:US20180120007A1
公开(公告)日:2018-05-03
申请号:US15562230
申请日:2015-04-27
CPC分类号: F25B43/043 , F04D29/104 , F25J1/0022 , F25J1/0052 , F25J1/0236 , F25J1/025 , F25J1/0268 , F25J1/0277 , F25J1/0278 , F25J1/0279 , F25J3/062 , F25J3/0635 , F25J3/064 , F25J3/0645 , F25J3/065 , F25J3/066 , F25J3/0685 , F25J2210/62 , F25J2245/02 , F25J2270/02 , F25J2270/90 , F25J2270/904 , F25J2280/02 , F25J2290/72
摘要: A gas recovery system separates a mixed gas including a process gas and an inert gas. The gas recovery system includes a cooling section for cooling and liquefying the process gas contained in the mixed gas by cooling the mixed gas at a temperature higher than a condensation temperature of the inert gas and lower than a condensation temperature of the process gas, a separating section for separating the cooled mixed gas into the process gas in a liquid state and the inert gas in a gas state, and a process gas recovery line that is connected to the separating section which circulates and gasifies the liquid-state process gas and then supplies the process gas into the a compressor. The mixed gas is formed by mixing the process gas, which is compressed by the compressor, and the inert gas, which is supplied to a seal portion of the compressor.
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公开(公告)号:US20230243369A1
公开(公告)日:2023-08-03
申请号:US18160497
申请日:2023-01-27
IPC分类号: F04D29/70
CPC分类号: F04D29/705
摘要: A compressor system includes a compressor and a supply control unit that controls a state of supply of water and a state of supply of oil. The supply control unit includes a rate-of-change acquisition unit that acquires a rate of change in efficiency of the compressor, a supply amount acquisition unit that acquires the amount of supply of the oil, an operating cost acquisition unit that acquires an operation cost from the rate of change, an oil cost acquisition unit that acquires an oil cost from the amount of supply of the oil, and a cost relationship acquisition unit that acquires a plurality of provisional relationship values that are the relationship between the operating cost and the oil cost under each of the plurality of provisional cleaning conditions.
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公开(公告)号:US20200169150A1
公开(公告)日:2020-05-28
申请号:US16690774
申请日:2019-11-21
发明人: Koichi Mizushita
IPC分类号: H02K15/02 , H02K15/14 , H02K15/16 , F16H1/28 , F16H57/021
摘要: The present invention provides a method for manufacturing a variable speed accelerator including: a preparation step of preparing a variable speed electric motor 71 including a variable speed rotor 72 in which a shaft insertion hole 74 extending in a horizontal direction is formed, a first variable speed rotor bearing 85i and a second variable speed rotor bearing 85o that rotatably support the variable speed rotor 72 by aligning an axial direction of the variable speed rotor 72 in the horizontal direction, and a variable speed stator 86 that surrounds the variable speed rotor 72 from an outer circumferential side; and a shaft insertion step of inserting a constant speed shaft 77 into the shaft insertion hole 74 of the variable speed rotor 72 in the horizontal direction so as to penetrate the variable speed rotor 72 after the preparation step.
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公开(公告)号:US20190093672A1
公开(公告)日:2019-03-28
申请号:US16078819
申请日:2016-02-26
摘要: A cooling device includes a cooler disposed inside a shell, an inlet nozzle that is configured to feed a fluid into the shell, an outlet nozzle that is configured to feed the fluid passing through the cooler so as to flow outward, and a guide member that is configured to change a flowing direction of the fluid. The guide member has a collision surface which spreads in an inclined direction inclined with respect to the flowing direction of the fluid fed into the shell from the inlet nozzle, and which collides with the fluid, and an uneven portion formed in at least a portion of a peripheral edge portion of the collision surface.
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