FR2273242B1 - - Google Patents

Info

Publication number
FR2273242B1
FR2273242B1 FR757506027A FR7506027A FR2273242B1 FR 2273242 B1 FR2273242 B1 FR 2273242B1 FR 757506027 A FR757506027 A FR 757506027A FR 7506027 A FR7506027 A FR 7506027A FR 2273242 B1 FR2273242 B1 FR 2273242B1
Authority
FR
France
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
Application number
FR757506027A
Other languages
French (fr)
Other versions
FR2273242A1 (en
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.)
Dunham Bush Inc
Original Assignee
Dunham Bush Inc
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 Dunham Bush Inc filed Critical Dunham Bush Inc
Publication of FR2273242A1 publication Critical patent/FR2273242A1/fr
Application granted granted Critical
Publication of FR2273242B1 publication Critical patent/FR2273242B1/fr
Expired 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
    • F25B31/008—Cooling of compressor or motor by injecting a liquid
    • 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
    • F04C29/042—Heating; Cooling; Heat insulation by injecting a fluid
    • 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
    • F25B1/047—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type of screw 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary-Type Compressors (AREA)
FR757506027A 1974-05-30 1975-02-26 Expired FR2273242B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US474629A US3913346A (en) 1974-05-30 1974-05-30 Liquid refrigerant injection system for hermetic electric motor driven helical screw compressor

Publications (2)

Publication Number Publication Date
FR2273242A1 FR2273242A1 (en) 1975-12-26
FR2273242B1 true FR2273242B1 (en) 1979-02-09

Family

ID=23884363

Family Applications (1)

Application Number Title Priority Date Filing Date
FR757506027A Expired FR2273242B1 (en) 1974-05-30 1975-02-26

Country Status (10)

Country Link
US (1) US3913346A (en)
JP (1) JPS5755111B2 (en)
BR (1) BR7501202A (en)
CA (1) CA995475A (en)
DE (1) DE2508417C2 (en)
FR (1) FR2273242B1 (en)
GB (1) GB1459721A (en)
IT (1) IT1030237B (en)
SE (1) SE409133B (en)
ZA (1) ZA75796B (en)

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GB1548663A (en) * 1975-06-24 1979-07-18 Maekawa Seisakusho Kk Refrigerating apparatus
GB1564115A (en) * 1975-09-30 1980-04-02 Svenska Rotor Maskiner Ab Refrigerating system
US4058988A (en) * 1976-01-29 1977-11-22 Dunham-Bush, Inc. Heat pump system with high efficiency reversible helical screw rotary compressor
JPS5481513A (en) * 1977-12-09 1979-06-29 Hitachi Ltd Scroll compressor
JPS54163416A (en) * 1978-06-14 1979-12-26 Hitachi Ltd Screw compressor
US4335582A (en) * 1981-02-20 1982-06-22 Dunham-Bush, Inc. Unloading control system for helical screw compressor refrigeration system
FR2544459B1 (en) * 1983-04-14 1987-04-30 Zimmern Bernard METHOD FOR LUBRICATING THE BEARINGS OF A COMPRESSOR, AND REFRIGERATION COMPRESSOR USING THE SAME
US4589826A (en) * 1983-04-14 1986-05-20 Bernard Zimmern Method of lubricating bearings of a machine handling liquefiable gas
US4515540A (en) * 1983-11-22 1985-05-07 Frick Company Variable liquid refrigerant injection port locator for screw compressor equipped with automatic variable volume ratio
US4553911A (en) * 1983-11-22 1985-11-19 Frick Company Method of coding the oil in screw compressors equipped with automatic variable volume ratio
US4573324A (en) * 1985-03-04 1986-03-04 American Standard Inc. Compressor motor housing as an economizer and motor cooler in a refrigeration system
GB8511729D0 (en) * 1985-05-09 1985-06-19 Svenska Rotor Maskiner Ab Screw rotor compressor
FR2618494A1 (en) * 1987-07-21 1989-01-27 Zimmern Bernard HERMETIC REFRIGERATION COMPRESSOR WITH ECONOMIZER
FR2620205A1 (en) * 1987-09-04 1989-03-10 Zimmern Bernard HERMETIC COMPRESSOR FOR REFRIGERATION WITH ENGINE COOLED BY GAS ECONOMIZER
SE461346B (en) * 1988-06-17 1990-02-05 Svenska Rotor Maskiner Ab ROTATE COMPRESSOR COMPRESSOR AND A REFRIGERATOR, A COMPRESSOR OF THE ABOVE TYPE NOT INCLUDED
FR2637655B1 (en) * 1988-10-07 1994-01-28 Alcatel Cit SCREW PUMP TYPE ROTARY MACHINE
KR940000217B1 (en) * 1989-06-05 1994-01-12 가부시기가이샤 히다찌 세이사꾸쇼 Screw compressor
US4974427A (en) * 1989-10-17 1990-12-04 Copeland Corporation Compressor system with demand cooling
US5329788A (en) * 1992-07-13 1994-07-19 Copeland Corporation Scroll compressor with liquid injection
SE9301662L (en) * 1993-05-14 1994-07-04 Svenska Rotor Maskiner Ab Screw compressor with sealing means
US5826434A (en) * 1995-11-09 1998-10-27 Novelaire Technologies, L.L.C. High efficiency outdoor air conditioning system
US5791153A (en) * 1995-11-09 1998-08-11 La Roche Industries Inc. High efficiency air conditioning system with humidity control
US6032472A (en) * 1995-12-06 2000-03-07 Carrier Corporation Motor cooling in a refrigeration system
WO1998025331A1 (en) * 1996-12-06 1998-06-11 Voith Turbo Gmbh & Co. Kg Method for cooling an alternating current motor, notably a transverse flux motor and alternating current motor, in particular a transverse flux motor
JP2000291557A (en) * 1999-04-07 2000-10-17 Sanden Corp Electric compressor
JP2002070743A (en) 2000-08-29 2002-03-08 Sanden Corp Motor-driven compressor for refrigerant compression
JP3976512B2 (en) 2000-09-29 2007-09-19 サンデン株式会社 Electric compressor for refrigerant compression
JP2002199773A (en) 2000-12-27 2002-07-12 Sanden Corp Drive control method for compressor motor and inverter for driving compressor
US6718781B2 (en) 2001-07-11 2004-04-13 Thermo King Corporation Refrigeration unit apparatus and method
JP2003148343A (en) 2001-11-08 2003-05-21 Sanden Corp Motor-driven compressor
US6860730B2 (en) * 2002-05-20 2005-03-01 Driltech Mission, Llc Methods and apparatus for unloading a screw compressor
TWI315388B (en) * 2002-11-28 2009-10-01 Ajinomoto Kk Drum dryer
WO2004051089A1 (en) * 2002-12-03 2004-06-17 Bitzer Kühlmaschinenbau Gmbh Screw compressor
JP2004270614A (en) * 2003-03-11 2004-09-30 Sanden Corp Electric compressor
US7682084B2 (en) * 2003-07-18 2010-03-23 Kobe Steel, Ltd. Bearing and screw compressor
WO2005033519A1 (en) * 2003-10-01 2005-04-14 City University Plural screw positive displacement machines
KR20060087599A (en) * 2003-10-21 2006-08-02 나부테스코 가부시키가이샤 Rotary dry vacuum pump
US8021127B2 (en) * 2004-06-29 2011-09-20 Johnson Controls Technology Company System and method for cooling a compressor motor
US7181928B2 (en) * 2004-06-29 2007-02-27 York International Corporation System and method for cooling a compressor motor
US7121814B2 (en) * 2004-09-30 2006-10-17 Carrier Corporation Compressor sound suppression
US7156624B2 (en) * 2004-12-09 2007-01-02 Carrier Corporation Compressor sound suppression
WO2006085866A1 (en) * 2005-02-07 2006-08-17 Carrier Corporation Compressor slide valve lubrication
US7204099B2 (en) * 2005-06-13 2007-04-17 Carrier Corporation Refrigerant system with vapor injection and liquid injection through separate passages
US8037710B2 (en) 2005-08-22 2011-10-18 Emerson Climate Technologies, Inc. Compressor with vapor injection system
US20070251256A1 (en) * 2006-03-20 2007-11-01 Pham Hung M Flash tank design and control for heat pumps
US20070241627A1 (en) * 2006-04-12 2007-10-18 Sullair Corporation Lubricant cooled integrated motor/compressor design
US7647790B2 (en) * 2006-10-02 2010-01-19 Emerson Climate Technologies, Inc. Injection system and method for refrigeration system compressor
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
JP4183021B1 (en) * 2007-06-11 2008-11-19 ダイキン工業株式会社 Compressor and refrigeration equipment
US7975506B2 (en) * 2008-02-20 2011-07-12 Trane International, Inc. Coaxial economizer assembly and method
US9353765B2 (en) * 2008-02-20 2016-05-31 Trane International Inc. Centrifugal compressor assembly and method
US8037713B2 (en) 2008-02-20 2011-10-18 Trane International, Inc. Centrifugal compressor assembly and method
US8539785B2 (en) 2009-02-18 2013-09-24 Emerson Climate Technologies, Inc. Condensing unit having fluid injection
ITPR20090054A1 (en) * 2009-07-10 2011-01-11 Robuschi S P A DRY SCREW COMPRESSOR
US9689281B2 (en) * 2011-12-22 2017-06-27 Nanjing Tica Air-Conditioning Co., Ltd. Hermetic motor cooling for high temperature organic Rankine cycle system
EP2795204B1 (en) * 2011-12-23 2021-03-10 GEA Bock GmbH Compressor
CN104081059B (en) * 2012-02-07 2016-04-06 江森自控科技公司 The cooling of sealed electric-motor and control
DE102012102404A1 (en) * 2012-03-21 2013-09-26 Bitzer Kühlmaschinenbau Gmbh refrigeration plant
US9457908B2 (en) 2012-09-20 2016-10-04 Hamilton Sundstrand Corporation Self-cooled motor driven compressor
CN104377851B (en) * 2013-08-13 2016-12-28 珠海格力电器股份有限公司 Permanent magnet motor, refrigeration compressor and air conditioning unit
CN103532308B (en) * 2013-10-30 2016-03-23 吴家伟 A kind of refrigerant liquid cooling motor partly seal helical-lobe compressor
CN104467288A (en) * 2014-12-31 2015-03-25 烟台冰轮股份有限公司 Semi-closed type oil cooling system for motor for compressor
JP6453682B2 (en) * 2015-03-19 2019-01-16 三菱重工サーマルシステムズ株式会社 Compressor drive motor and cooling method thereof
CA3003677C (en) 2015-10-30 2023-09-19 Gardner Denver, Inc. Complex screw rotors
WO2017136765A1 (en) * 2016-02-04 2017-08-10 Continuus Pharmaceuticals, Inc. Continuous drum dryer and methods of use thereof
CN107546890B (en) * 2016-06-28 2021-07-16 特灵国际有限公司 Harmonic shunting motor, method, AC motor system and variable speed driving system
KR20210109594A (en) * 2019-01-03 2021-09-06 아스펜 컴프레서 엘엘씨. High performance compressors and vapor compression systems
CN110017631B (en) * 2019-04-03 2021-08-03 庆安集团有限公司 Cooling device for compressor motor and refrigerating system thereof
US11466902B2 (en) * 2019-04-16 2022-10-11 Purdue Research Foundation Vapor compression refrigeration system
CN110207426B (en) * 2019-07-03 2024-07-23 天津飞旋科技股份有限公司 Mixed cooling structure for refrigeration compressor
US20210067023A1 (en) * 2019-08-30 2021-03-04 Apple Inc. Haptic actuator including shaft coupled field member and related methods
EP3879207B1 (en) * 2020-03-10 2023-09-06 Trane International Inc. Refrigeration apparatuses and operating method thereof
DE102022212415A1 (en) * 2022-11-21 2024-05-23 Magna powertrain gmbh & co kg Cooling system for cooling an electrical machine

Family Cites Families (7)

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Publication number Priority date Publication date Assignee Title
US2793506A (en) * 1955-03-28 1957-05-28 Trane Co Refrigerating apparatus with motor driven centrifugal compressor
US2921446A (en) * 1956-11-02 1960-01-19 Carrier Corp Refrigeration machine
US3022638A (en) * 1959-05-06 1962-02-27 Carrier Corp Controls for refrigeration apparatus
US3218825A (en) * 1962-08-14 1965-11-23 Trane Co Refrigerating apparatus including means for cooling compressor motor
US3165905A (en) * 1962-08-15 1965-01-19 Trane Co Refrigerating machine including an economizer
US3577742A (en) * 1969-06-13 1971-05-04 Vilter Manufacturing Corp Refrigeration system having a screw compressor with an auxiliary high pressure suction inlet
GB1384397A (en) * 1971-12-28 1975-02-19 Svenska Rotor Maskiner Ab Refrigeration plants

Also Published As

Publication number Publication date
US3913346A (en) 1975-10-21
SE409133B (en) 1979-07-30
DE2508417A1 (en) 1975-12-11
JPS50153344A (en) 1975-12-10
FR2273242A1 (en) 1975-12-26
AU7831075A (en) 1976-08-19
SE7502284L (en) 1975-12-01
GB1459721A (en) 1976-12-31
CA995475A (en) 1976-08-24
JPS5755111B2 (en) 1982-11-22
DE2508417C2 (en) 1986-06-05
IT1030237B (en) 1979-03-30
ZA75796B (en) 1976-01-28
BR7501202A (en) 1976-04-20

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Legal Events

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ST Notification of lapse