IT1030237B - Sistema frigorifero comprendente in compressore a viti de tiro ermetico, ezionato da motore elettrico - Google Patents

Sistema frigorifero comprendente in compressore a viti de tiro ermetico, ezionato da motore elettrico

Info

Publication number
IT1030237B
IT1030237B IT67510/75A IT6751075A IT1030237B IT 1030237 B IT1030237 B IT 1030237B IT 67510/75 A IT67510/75 A IT 67510/75A IT 6751075 A IT6751075 A IT 6751075A IT 1030237 B IT1030237 B IT 1030237B
Authority
IT
Italy
Prior art keywords
hermetic
compressor
operated
electric motor
system including
Prior art date
Application number
IT67510/75A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT1030237B publication Critical patent/IT1030237B/it

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)
IT67510/75A 1974-05-30 1975-02-27 Sistema frigorifero comprendente in compressore a viti de tiro ermetico, ezionato da motore elettrico IT1030237B (it)

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 (1)

Publication Number Publication Date
IT1030237B true IT1030237B (it) 1979-03-30

Family

ID=23884363

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67510/75A IT1030237B (it) 1974-05-30 1975-02-27 Sistema frigorifero comprendente in compressore a viti de tiro ermetico, ezionato da motore elettrico

Country Status (10)

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

Families Citing this family (79)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4589826A (en) * 1983-04-14 1986-05-20 Bernard Zimmern Method of lubricating bearings of a machine handling liquefiable gas
FR2544459B1 (fr) * 1983-04-14 1987-04-30 Zimmern Bernard Procede pour lubrifier les roulements d'un compresseur, et compresseur frigorifique utilisant ce procede
US4553911A (en) * 1983-11-22 1985-11-19 Frick Company Method of coding the oil in screw compressors equipped with automatic variable volume ratio
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
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 (fr) * 1987-07-21 1989-01-27 Zimmern Bernard Compresseur de refrigeration hermetique avec economiseur
FR2620205A1 (fr) * 1987-09-04 1989-03-10 Zimmern Bernard Compresseur hermetique pour refrigeration avec moteur refroidi par gaz d'economiseur
SE461346B (sv) * 1988-06-17 1990-02-05 Svenska Rotor Maskiner Ab Roterande kompressor av foertraengningstyp samt en kylanlaeggning daer en kompressor av ovannaemnda typ ingaar
FR2637655B1 (fr) * 1988-10-07 1994-01-28 Alcatel Cit Machine rotative du type pompe a vis
KR940000217B1 (ko) * 1989-06-05 1994-01-12 가부시기가이샤 히다찌 세이사꾸쇼 스크류 압축장치 및 그 제어장치
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
SE500488C2 (sv) * 1993-05-14 1994-07-04 Svenska Rotor Maskiner Ab Skruvkompressor med tätningsorgan
US5791153A (en) * 1995-11-09 1998-08-11 La Roche Industries Inc. High efficiency air conditioning system with humidity control
US5826434A (en) * 1995-11-09 1998-10-27 Novelaire Technologies, L.L.C. High efficiency outdoor air conditioning system
US6032472A (en) * 1995-12-06 2000-03-07 Carrier Corporation Motor cooling in a refrigeration system
EP0882322A1 (de) * 1996-12-06 1998-12-09 Voith Turbo GmbH & Co. KG Verfahren zur kühlung einer wechselstrommaschine, insbesondere transversalflussmaschine und wechselstrommaschine, insbesondere transversalflussmaschine
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
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
US6718781B2 (en) 2001-07-11 2004-04-13 Thermo King Corporation Refrigeration unit apparatus and method
USD466523S1 (en) 2001-08-10 2002-12-03 Sanden Corporation Motor-driven compressor
JP2003148343A (ja) 2001-11-08 2003-05-21 Sanden Corp 電動圧縮機
US6860730B2 (en) * 2002-05-20 2005-03-01 Driltech Mission, Llc Methods and apparatus for unloading a screw compressor
USD487473S1 (en) 2002-11-10 2004-03-09 Sanden Corporation Motor-driven compressor
TWI315388B (en) * 2002-11-28 2009-10-01 Ajinomoto Kk Drum dryer
WO2004051089A1 (de) * 2002-12-03 2004-06-17 Bitzer Kühlmaschinenbau Gmbh Schraubenverdichter
JP2004270614A (ja) * 2003-03-11 2004-09-30 Sanden Corp 電動圧縮機
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
US20080038132A1 (en) * 2003-10-21 2008-02-14 Nabtesco Corporaton 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
US8181478B2 (en) * 2006-10-02 2012-05-22 Emerson Climate Technologies, Inc. Refrigeration system
US7647790B2 (en) 2006-10-02 2010-01-19 Emerson Climate Technologies, Inc. Injection system and method for refrigeration system compressor
US8769982B2 (en) * 2006-10-02 2014-07-08 Emerson Climate Technologies, Inc. Injection system and method for refrigeration system compressor
JP4183021B1 (ja) * 2007-06-11 2008-11-19 ダイキン工業株式会社 圧縮機および冷凍装置
US8037713B2 (en) 2008-02-20 2011-10-18 Trane International, Inc. Centrifugal compressor assembly and method
US9353765B2 (en) * 2008-02-20 2016-05-31 Trane International Inc. Centrifugal compressor assembly and method
US7975506B2 (en) * 2008-02-20 2011-07-12 Trane International, Inc. Coaxial economizer assembly and method
US8539785B2 (en) 2009-02-18 2013-09-24 Emerson Climate Technologies, Inc. Condensing unit having fluid injection
ITPR20090054A1 (it) * 2009-07-10 2011-01-11 Robuschi S P A Compressore a vite a secco
US9689281B2 (en) * 2011-12-22 2017-06-27 Nanjing Tica Air-Conditioning Co., Ltd. Hermetic motor cooling for high temperature organic Rankine cycle system
WO2013091899A2 (de) * 2011-12-23 2013-06-27 Gea Bock Gmbh Verdichter
KR101498689B1 (ko) * 2012-02-07 2015-03-04 존슨 컨트롤스 테크놀러지 컴퍼니 밀폐 모터 냉각 및 제어
DE102012102404A1 (de) * 2012-03-21 2013-09-26 Bitzer Kühlmaschinenbau Gmbh Kälteanlage
US9457908B2 (en) 2012-09-20 2016-10-04 Hamilton Sundstrand Corporation Self-cooled motor driven compressor
CN104377851B (zh) 2013-08-13 2016-12-28 珠海格力电器股份有限公司 永磁电机、制冷压缩机及空调机组
CN103532308B (zh) * 2013-10-30 2016-03-23 吴家伟 一种制冷剂液体冷却电机的半封螺杆压缩机
CN104467288A (zh) * 2014-12-31 2015-03-25 烟台冰轮股份有限公司 一种压缩机配用电机的半封闭式油冷系统
JP6453682B2 (ja) * 2015-03-19 2019-01-16 三菱重工サーマルシステムズ株式会社 圧縮機駆動用モータおよびその冷却方法
WO2017075555A1 (en) 2015-10-30 2017-05-04 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 (zh) 2016-06-28 2021-07-16 特灵国际有限公司 谐波分流的电机、方法、ac电机系统及可变速驱动系统
US11994321B2 (en) * 2019-01-03 2024-05-28 Aspen Compressor, Llc High performance compressors and vapor compression systems
CN110017631B (zh) * 2019-04-03 2021-08-03 庆安集团有限公司 一种用于压缩机电机的冷却装置及其制冷系统
US11466902B2 (en) * 2019-04-16 2022-10-11 Purdue Research Foundation Vapor compression refrigeration system
CN110207426B (zh) * 2019-07-03 2024-07-23 天津飞旋科技股份有限公司 一种用于制冷压缩机的混合冷却结构
US20210067023A1 (en) * 2019-08-30 2021-03-04 Apple Inc. Haptic actuator including shaft coupled field member and related methods
CN111120331A (zh) * 2020-01-21 2020-05-08 天津商业大学 带液体冷却电机机构的半封闭螺杆制冷压缩机
US11655820B2 (en) 2020-02-04 2023-05-23 Aspen Compressor, Llc Horizontal rotary compressor with enhanced tiltability during operation
EP3879207B1 (en) * 2020-03-10 2023-09-06 Trane International Inc. Refrigeration apparatuses and operating method thereof
US12188701B2 (en) 2022-09-09 2025-01-07 Copeland Lp Systems and methods for providing compressor cooling
DE102022212415B4 (de) * 2022-11-21 2025-05-28 Magna powertrain gmbh & co kg Kühlsystem zur Kühlung einer elektrischen Maschine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
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
JPS50153344A (cs) 1975-12-10
JPS5755111B2 (cs) 1982-11-22
US3913346A (en) 1975-10-21
AU7831075A (en) 1976-08-19
ZA75796B (en) 1976-01-28
FR2273242A1 (cs) 1975-12-26
BR7501202A (pt) 1976-04-20
SE7502284L (sv) 1975-12-01
DE2508417A1 (de) 1975-12-11
FR2273242B1 (cs) 1979-02-09
CA995475A (en) 1976-08-24
DE2508417C2 (de) 1986-06-05
GB1459721A (en) 1976-12-31
SE409133B (sv) 1979-07-30

Similar Documents

Publication Publication Date Title
IT1030237B (it) Sistema frigorifero comprendente in compressore a viti de tiro ermetico, ezionato da motore elettrico
IT1047536B (it) Compressore a motore elettrico lineare adatto in particolare per sistemi frigorieferi
NL173798C (nl) Elektromotorisch aangedreven handgereedschapsmachine met een bedieningsinrichting.
CA1004274A (en) Permanent magnet hermetic synchronous motor
BE817004A (fr) Stator de compresseur
NL176016C (nl) Koelinstallatie met een compressor van de schroefrotorsoort.
SE396680B (sv) Elektrisk motor med ett pa dess axel anordnat svenghjul
IT972628B (it) Impianto elettrico di manovra isolato con gas compresso
SE433384B (sv) Medelst en elmotor driven motorkompressor
AU507069B2 (en) Permanent Magnet Rotor fora Synchronous Motor
NL7508849A (nl) Elektrische inductiemotor met axiale luchtspleet.
NL142842B (nl) Inrichting met een elektrische eenfasemotor met twee rotoren.
AT330835B (de) Elektro-motorisch angetriebene ausschwenkbare schiebetur, insbesondere fahrzeugtur
SE7508956L (sv) Fordonsdrivanordning med elektrisk motor.
BE793271A (fr) Moteur electrique, notamment pour ventilateur a helice
SE397574B (sv) Ventil med drivning medelst en elektrisk motor
IT1036262B (it) Gruppo motore pneumatico azionato da gas liquefatto
IT1037508B (it) Rele a tempo azionato da un motore elettrico
NL184580C (nl) Schroefcompressor met vermogensregeling.
JPS5246509A (en) Twoostage compressors driven by linear electric motors
IT1047546B (it) Compressore a motore elettrico lineare adatto in particolare per sistemi frigoriferi
IT978104B (it) Complesso di azionamento con mo tore elettrico
IT1018132B (it) Motore elettrico con carcassa senza viti
DK125150B (da) Anordning ved leje til rotoren i en elektrisk motor for anvendelse i en kølekompressor.
AU461651B2 (en) Improvements in or relating to electric ceiling fan motors