DE3871665D1 - Verfahren und vorrichtung fuer kuehlung des motors einer kuehlmaschine durch fluessiges und gasfoermiges medium des ekonomisers. - Google Patents

Verfahren und vorrichtung fuer kuehlung des motors einer kuehlmaschine durch fluessiges und gasfoermiges medium des ekonomisers.

Info

Publication number
DE3871665D1
DE3871665D1 DE8888402193T DE3871665T DE3871665D1 DE 3871665 D1 DE3871665 D1 DE 3871665D1 DE 8888402193 T DE8888402193 T DE 8888402193T DE 3871665 T DE3871665 T DE 3871665T DE 3871665 D1 DE3871665 D1 DE 3871665D1
Authority
DE
Germany
Prior art keywords
economizer
refrigerator
cooling
gas
motor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE8888402193T
Other languages
English (en)
Inventor
Bernard Zimmern
Joseph L Knopp
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of DE3871665D1 publication Critical patent/DE3871665D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B31/00—Compressor arrangements
    • F25B31/006—Cooling of compressor or motor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/04—Heating; Cooling; Heat insulation
    • F04C29/045—Heating; Cooling; Heat insulation of the electric motor in hermetic pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B1/00—Compression machines, plants or systems with non-reversible cycle
    • F25B1/04—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/13—Economisers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • F25B40/04—Desuperheaters
DE8888402193T 1987-09-04 1988-08-31 Verfahren und vorrichtung fuer kuehlung des motors einer kuehlmaschine durch fluessiges und gasfoermiges medium des ekonomisers. Expired - Lifetime DE3871665D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8712338A FR2620205A1 (fr) 1987-09-04 1987-09-04 Compresseur hermetique pour refrigeration avec moteur refroidi par gaz d'economiseur

Publications (1)

Publication Number Publication Date
DE3871665D1 true DE3871665D1 (de) 1992-07-09

Family

ID=9354650

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888402193T Expired - Lifetime DE3871665D1 (de) 1987-09-04 1988-08-31 Verfahren und vorrichtung fuer kuehlung des motors einer kuehlmaschine durch fluessiges und gasfoermiges medium des ekonomisers.

Country Status (5)

Country Link
US (1) US4903497A (de)
EP (1) EP0306405B1 (de)
JP (1) JPH01138946A (de)
DE (1) DE3871665D1 (de)
FR (1) FR2620205A1 (de)

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DE4122889C1 (de) * 1991-07-11 1992-12-17 Bitzer Kuehlmaschinenbau Gmbh & Co Kg, 7032 Sindelfingen, De
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US5952748A (en) * 1994-06-23 1999-09-14 Elin Motoren Gmbh High speed motor with two-phase cooling system
JP2000291557A (ja) * 1999-04-07 2000-10-17 Sanden Corp 電動式圧縮機
JP2002070743A (ja) 2000-08-29 2002-03-08 Sanden Corp 冷媒圧縮用電動式圧縮機
JP3976512B2 (ja) 2000-09-29 2007-09-19 サンデン株式会社 冷媒圧縮用電動式圧縮機
US6515383B1 (en) * 2000-11-06 2003-02-04 Satcon Technology Corporation Passive, phase-change, stator winding end-turn cooled electric machine
JP4073622B2 (ja) 2000-12-18 2008-04-09 サンデン株式会社 電動式圧縮機
JP2002199773A (ja) 2000-12-27 2002-07-12 Sanden Corp 圧縮機モータ駆動制御方法及び圧縮機駆動用インバータ装置
JP2003148343A (ja) 2001-11-08 2003-05-21 Sanden Corp 電動圧縮機
US6694750B1 (en) * 2002-08-21 2004-02-24 Carrier Corporation Refrigeration system employing multiple economizer circuits
JP2004270614A (ja) * 2003-03-11 2004-09-30 Sanden Corp 電動圧縮機
WO2005067697A1 (en) * 2004-01-02 2005-07-28 Graco Minnesota Inc. Sprayer thermal protection
US20080196420A1 (en) * 2004-08-09 2008-08-21 Andreas Gernemann Flashgas Removal From a Receiver in a Refrigeration Circuit
US7644593B2 (en) * 2004-08-09 2010-01-12 Carrier Corporation CO2 refrigeration circuit with sub-cooling of the liquid refrigerant against the receiver flash gas and method for operating the same
DE102004038640A1 (de) 2004-08-09 2006-02-23 Linde Kältetechnik GmbH & Co. KG Kältekreislauf und Verfahen zum Betreiben eines Kältekreislaufes
US20100192607A1 (en) * 2004-10-14 2010-08-05 Mitsubishi Electric Corporation Air conditioner/heat pump with injection circuit and automatic control thereof
JP4459776B2 (ja) * 2004-10-18 2010-04-28 三菱電機株式会社 ヒートポンプ装置及びヒートポンプ装置の室外機
WO2006085864A1 (en) * 2005-02-07 2006-08-17 Carrier Corporation Compressor terminal plate
JP2006283694A (ja) * 2005-04-01 2006-10-19 Sanden Corp スクロール型流体機械
JP4449811B2 (ja) * 2005-04-15 2010-04-14 株式会社豊田自動織機 電動コンプレッサ
US7591147B2 (en) * 2006-11-01 2009-09-22 Honeywell International Inc. Electric motor cooling jacket resistor
US20070251256A1 (en) * 2006-03-20 2007-11-01 Pham Hung M Flash tank design and control for heat pumps
US8181478B2 (en) * 2006-10-02 2012-05-22 Emerson Climate Technologies, Inc. Refrigeration system
US8769982B2 (en) * 2006-10-02 2014-07-08 Emerson Climate Technologies, Inc. Injection system and method for refrigeration system compressor
US7647790B2 (en) * 2006-10-02 2010-01-19 Emerson Climate Technologies, Inc. Injection system and method for refrigeration system compressor
US7704056B2 (en) * 2007-02-21 2010-04-27 Honeywell International Inc. Two-stage vapor cycle compressor
US8037713B2 (en) 2008-02-20 2011-10-18 Trane International, Inc. Centrifugal compressor assembly and method
US7975506B2 (en) * 2008-02-20 2011-07-12 Trane International, Inc. Coaxial economizer assembly and method
US7856834B2 (en) 2008-02-20 2010-12-28 Trane International Inc. Centrifugal compressor assembly and method
US9353765B2 (en) * 2008-02-20 2016-05-31 Trane International Inc. Centrifugal compressor assembly and method
DE102008016627A1 (de) * 2008-04-01 2009-10-08 Efficient Energy Gmbh Verflüssiger für eine Wärmepumpe, Wärmepumpe und Verfahren zum Herstellen eines Verflüssigers
US8516850B2 (en) * 2008-07-14 2013-08-27 Johnson Controls Technology Company Motor cooling applications
US8539785B2 (en) 2009-02-18 2013-09-24 Emerson Climate Technologies, Inc. Condensing unit having fluid injection
CN101975160B (zh) * 2010-11-16 2014-12-03 上海维尔泰克螺杆机械有限公司 双螺杆液体泵
US8826675B2 (en) * 2011-04-20 2014-09-09 Rolls-Royce Corporation Thermal system having electrical device
JP2013042588A (ja) * 2011-08-12 2013-02-28 Daikin Ind Ltd 電動機
DE102013207344A1 (de) * 2013-04-23 2014-10-23 Robert Bosch Gmbh Verfahren und Vorrichtung zum Kühlen eines Motors
WO2014200476A1 (en) 2013-06-12 2014-12-18 Danfoss Turbocor Compressors B.V. Compressor with rotor cooling passageway
RU2702226C2 (ru) * 2015-08-27 2019-10-07 Битцер Кюльмашиненбау Гмбх Компрессор
US10539350B2 (en) 2016-02-26 2020-01-21 Daikin Applied Americas Inc. Economizer used in chiller system
US9822998B2 (en) 2016-03-17 2017-11-21 Daikin Applied Americas Inc. Centrifugal compressor with motor cooling
DE202017104181U1 (de) * 2016-07-18 2017-10-05 Trane International Inc. Kühlgebläse für kältemittelgekühlten Motor
US11156231B2 (en) * 2018-03-23 2021-10-26 Honeywell International Inc. Multistage compressor having interstage refrigerant path split between first portion flowing to end of shaft and second portion following around thrust bearing disc
DE102018118275A1 (de) * 2018-07-27 2020-01-30 Valeo Siemens Eautomotive Germany Gmbh Rotoranordnung für eine elektrische Maschine, elektrische Maschine für ein Fahrzeug und Fahrzeug
CN112112820B (zh) * 2019-06-21 2023-02-28 上海海立电器有限公司 制冷循环系统及其泵压机
EP4112940A4 (de) * 2020-02-27 2023-04-26 Mitsubishi Electric Corporation Schraubenverdichter und gefriergerät

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GB863955A (en) * 1958-08-18 1961-03-29 American Radiator & Standard Improvements in or relating to refrigerating systems
FR1331998A (fr) * 1962-05-08 1963-07-12 Perfectionnements aux compresseurs rotatifs à vis globique et à joints liquides
US3122894A (en) * 1962-07-05 1964-03-03 American Radiator & Standard Hermetic motor cooling by direct expansion of system refrigerant into motor
US3241331A (en) * 1963-04-17 1966-03-22 Carrier Corp Apparatus for and method of motor cooling
US3388559A (en) * 1966-12-13 1968-06-18 Westinghouse Electric Corp Electric motors cooled with refrigerants
US3913346A (en) * 1974-05-30 1975-10-21 Dunham Bush Inc Liquid refrigerant injection system for hermetic electric motor driven helical screw compressor
US4182137A (en) * 1978-01-03 1980-01-08 Borg-Warner Corporation Liquid cooling system for hermetically sealed electric motor
FR2541437B1 (fr) * 1982-05-13 1985-08-23 Zimmern Bernard Economiseur centrifuge pour refrigeration
US4589826A (en) * 1983-04-14 1986-05-20 Bernard Zimmern Method of lubricating bearings of a machine handling liquefiable gas
FR2559555B1 (fr) * 1984-02-10 1986-07-04 Zimmern Bernard Dispositif de lubrification pour machine a gaz liquefiable
US4573324A (en) * 1985-03-04 1986-03-04 American Standard Inc. Compressor motor housing as an economizer and motor cooler in a refrigeration system

Also Published As

Publication number Publication date
JPH01138946A (ja) 1989-05-31
EP0306405B1 (de) 1992-06-03
US4903497A (en) 1990-02-27
FR2620205A1 (fr) 1989-03-10
EP0306405A1 (de) 1989-03-08

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Legal Events

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8332 No legal effect for de