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公开(公告)号:US11192064B2
公开(公告)日:2021-12-07
申请号:US16357991
申请日:2019-03-19
Inventor: Jin Zhang , Hidenobu Wakita , Atsuo Okaichi
IPC: B01D53/32 , F04F9/02 , C25B15/02 , C25B15/021
Abstract: An electrochemical hydrogen pump includes: a cell including a proton conductive electrolyte membrane having a first main surface and a second main surface, a cathode disposed on the first main surface of the proton conductive electrolyte membrane, and an anode disposed on the second main surface of the proton conductive electrolyte membrane; a voltage applier that applies a voltage between the anode and the cathode; a cooler that cools the cell; and a controller that controls the cooler to increase an amount of cooling per unit time of the cell when a pressure of a cathode gas flow path on the cathode increases.
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公开(公告)号:US09874114B2
公开(公告)日:2018-01-23
申请号:US14791066
申请日:2015-07-02
Inventor: Atsuo Okaichi , Takumi Hikichi , Osao Kido
CPC classification number: F01K23/04 , F01K17/02 , F24D3/08 , F24H2240/127 , Y02E20/14
Abstract: A cogenerating system includes a Rankine cycle, a high-temperature heat transfer medium circuit, a low-temperature heat transfer medium circuit, a bypass channel, a heat exchanger, and a flow rate adjustment mechanism. The high-temperature heat transfer medium circuit is configured such that an evaporator is supplied with a high-temperature heat transfer medium by a high-temperature heat transfer medium heat exchanger. The low-temperature heat transfer medium circuit is configured such that a condenser is supplied with a low-temperature heat transfer medium by a low-temperature heat transfer medium heat exchanger. The flow rate adjustment mechanism includes at least a flow rate limiter that limits the flow rate of the high-temperature heat transfer medium to be supplied to the evaporator, and adjusts a ratio of the flow rate of the high-temperature heat transfer medium flowing through the bypass channel to the flow rate of the high-temperature heat transfer medium flowing through the evaporator.
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公开(公告)号:US09863280B2
公开(公告)日:2018-01-09
申请号:US14886997
申请日:2015-10-19
Inventor: Takumi Hikichi , Osao Kido , Atsuo Okaichi , Osamu Kosuda
CPC classification number: F01K3/205 , F01K9/003 , F01K25/08 , F22B1/18 , F22B21/24 , F22B21/26 , F22B37/101 , F24H1/145 , Y02E20/14
Abstract: A CHP system includes a combustor (heat source), a Rankine cycle apparatus, and a second heat exchanger. The Rankine cycle apparatus includes, as an evaporator, a first heat exchanger that absorbs thermal energy produced in the combustor. The second heat exchanger is located closer to the combustor than is the evaporator, absorbs thermal energy produced in the combustor, and transfers the thermal energy to a heat medium.
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公开(公告)号:US09850783B2
公开(公告)日:2017-12-26
申请号:US14661731
申请日:2015-03-18
Inventor: Takumi Hikichi , Osao Kido , Atsuo Okaichi , Yoshio Tomigashi
IPC: F04C2/10 , F04C15/06 , F04D29/66 , F01K7/00 , F04C15/00 , F04C13/00 , F04D1/00 , F04D13/06 , F04D13/16 , F04D9/00
CPC classification number: F01K7/00 , F04C2/10 , F04C13/007 , F04C15/008 , F04C15/06 , F04D1/00 , F04D9/003 , F04D13/06 , F04D13/16 , F04D29/669
Abstract: A liquid pump includes: a casing; a feed pipe bringing liquid from outside the casing to inside the casing; a pump mechanism provided in the casing and including a suction hole for sucking in the liquid and a discharge hole for discharging the liquid sucked in via the suction hole; a suction space positioned in the casing on a suction-hole inlet side and making a flow path formed by the feed pipe and the suction hole communicate with each other; and a discharge space positioned on a discharge-hole outlet side in the casing and communicating with the discharge hole. The suction space includes a gas accumulation area that is positioned above a center of an opening at casing-side end of the feed pipe, when viewed vertically and that accumulates gas brought into the casing through the feed pipe together with the liquid to separate the gas from the liquid.
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公开(公告)号:US09774223B2
公开(公告)日:2017-09-26
申请号:US14556165
申请日:2014-11-30
Inventor: Noriyoshi Nishiyama , Osao Kido , Atsuo Okaichi , Takumi Hikichi , Yoshio Tomigashi , Tetsuya Matsuyama , Masaaki Konoto , Osamu Kosuda , Subaru Matsumoto
CPC classification number: H02K1/278 , H02K1/2766 , H02K1/2786 , H02K21/14
Abstract: A permanent magnet synchronous machine includes a rotor including a core body and an overhang protruding further in an axial direction than a core of a stator. An end surface of the core body includes an N-region disposed on a north pole and an S-region disposed on a south pole. The overhang includes first permanent magnets arranged along an outer edge of the end surface with distances therebetween and a plurality of second permanent magnets disposed on the end surface and adjacent to the first permanent magnets. The first permanent magnets include at least one of a permanent magnet comprising a north pole facing the N-region and a permanent magnet comprising a south pole facing the S-region. The second permanent magnets are provided in the configuration which causes the second permanent magnets to generate a magnetic flux extending from the S-region toward the N-region.
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公开(公告)号:US09714586B2
公开(公告)日:2017-07-25
申请号:US14731044
申请日:2015-06-04
Inventor: Takumi Hikichi , Osao Kido , Atsuo Okaichi , Masaya Honma , Osamu Kosuda , Masanobu Wada
CPC classification number: F01K25/10 , F01K13/02 , F01K15/00 , F01K25/08 , F22B1/18 , F22B37/102 , Y02E20/14
Abstract: A CHP system includes a combustor (heat source), a Rankine cycle apparatus, and a second heat exchanger. The Rankine cycle apparatus includes, as an evaporator, a first heat exchanger that absorbs thermal energy produced in the combustor. The second heat exchanger is located farther from the combustor than is the evaporator, is in direct contact with the evaporator or in indirect contact with the evaporator via a thermally-conductive member, absorbs thermal energy produced in the combustor, and transfers the thermal energy to a heat medium.
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