JPS5223402B2 - - Google Patents

Info

Publication number
JPS5223402B2
JPS5223402B2 JP48114955A JP11495573A JPS5223402B2 JP S5223402 B2 JPS5223402 B2 JP S5223402B2 JP 48114955 A JP48114955 A JP 48114955A JP 11495573 A JP11495573 A JP 11495573A JP S5223402 B2 JPS5223402 B2 JP S5223402B2
Authority
JP
Japan
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
JP48114955A
Other versions
JPS5064809A (ja
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 filed Critical
Priority to JP48114955A priority Critical patent/JPS5223402B2/ja
Priority to US448874A priority patent/US3859815A/en
Publication of JPS5064809A publication Critical patent/JPS5064809A/ja
Publication of JPS5223402B2 publication Critical patent/JPS5223402B2/ja
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
    • 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
    • F25B1/10—Compression machines, plants or systems with non-reversible cycle with multi-stage compression
    • 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
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2509—Economiser valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary-Type Compressors (AREA)
JP48114955A 1973-10-12 1973-10-12 Expired JPS5223402B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP48114955A JPS5223402B2 (ja) 1973-10-12 1973-10-12
US448874A US3859815A (en) 1973-10-12 1974-03-07 Two-stage compression apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48114955A JPS5223402B2 (ja) 1973-10-12 1973-10-12

Publications (2)

Publication Number Publication Date
JPS5064809A JPS5064809A (ja) 1975-06-02
JPS5223402B2 true JPS5223402B2 (ja) 1977-06-24

Family

ID=14650769

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48114955A Expired JPS5223402B2 (ja) 1973-10-12 1973-10-12

Country Status (2)

Country Link
US (1) US3859815A (ja)
JP (1) JPS5223402B2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5766015A (en) * 1980-10-06 1982-04-22 Kubota Ltd Transmission structure with respect to driving wheel in agricultural tractor

Families Citing this family (38)

* 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
CA1129219A (en) * 1979-10-09 1982-08-10 Robert D. Conine Method and apparatus for satisfying heating and cooling demands and control therefor
US4254637A (en) * 1979-10-19 1981-03-10 Vilter Manufacturing Corporation Refrigeration system with refrigerant cooling of compressor and its oil
ZA8562B (en) * 1984-01-11 1985-09-25 Copeland Corp Highly efficient flexible two-stage refrigeration system
US4947655A (en) * 1984-01-11 1990-08-14 Copeland Corporation Refrigeration system
US4573324A (en) * 1985-03-04 1986-03-04 American Standard Inc. Compressor motor housing as an economizer and motor cooler in a refrigeration system
KR960012322B1 (ko) * 1987-10-29 1996-09-18 산덴 가부시기가이샤 차량용 열펌프 냉각 장치
US4878355A (en) * 1989-02-27 1989-11-07 Honeywell Inc. Method and apparatus for improving cooling of a compressor element in an air conditioning system
US4899555A (en) * 1989-05-19 1990-02-13 Carrier Corporation Evaporator feed system with flash cooled motor
US4938029A (en) * 1989-07-03 1990-07-03 Carrier Corporation Unloading system for two-stage compressors
US5062274A (en) * 1989-07-03 1991-11-05 Carrier Corporation Unloading system for two compressors
US4974427A (en) * 1989-10-17 1990-12-04 Copeland Corporation Compressor system with demand cooling
JP2530765B2 (ja) * 1990-08-31 1996-09-04 株式会社神戸製鋼所 油冷式圧縮機の運転方法
IT220269Z2 (it) * 1990-10-03 1993-09-15 Enea Mattei Ing Compressione rotativo bistadio per impianti frigoriferi
US5148684A (en) * 1991-04-12 1992-09-22 Sporlan Valve Company Injection valve for a refrigeration system
US5363674A (en) * 1993-05-04 1994-11-15 Ecoair Corp. Zero superheat refrigeration compression system
DE69414077T2 (de) * 1993-12-14 1999-06-10 Carrier Corp Betrieb eines Economisers für Anlagen mit zweistufigem Verdichter
US5910161A (en) * 1994-09-20 1999-06-08 Fujita; Makoto Refrigerating apparatus
US5927088A (en) * 1996-02-27 1999-07-27 Shaw; David N. Boosted air source heat pump
US5839886A (en) * 1996-05-10 1998-11-24 Shaw; David N. Series connected primary and booster compressors
SE512217C2 (sv) * 1998-06-17 2000-02-14 Svenska Rotor Maskiner Ab Tvåstegskompressor och förfarande för kylning av densamma
US6276148B1 (en) 2000-02-16 2001-08-21 David N. Shaw Boosted air source heat pump
US6443711B1 (en) * 2000-11-14 2002-09-03 Carrier Corporation Inlet bearing lubrication for a screw machine
IL140407A0 (en) * 2000-12-19 2002-02-10 Turbosystem Ltd Integrated turbocompressor
TWI301188B (en) * 2002-08-30 2008-09-21 Sanyo Electric Co Refrigeant cycling device and compressor using the same
JP2004218964A (ja) * 2003-01-16 2004-08-05 Matsushita Electric Ind Co Ltd 冷凍装置
US6931871B2 (en) 2003-08-27 2005-08-23 Shaw Engineering Associates, Llc Boosted air source heat pump
US20060073026A1 (en) * 2004-10-06 2006-04-06 Shaw David N Oil balance system and method for compressors connected in series
US20080173034A1 (en) * 2007-01-19 2008-07-24 Hallowell International, Llc Heat pump apparatus and method
JP5373335B2 (ja) * 2008-08-08 2013-12-18 株式会社神戸製鋼所 冷凍装置
DE102012024362A1 (de) * 2012-12-13 2014-06-18 Gea Bock Gmbh Verdichter
JP6301101B2 (ja) * 2013-10-18 2018-03-28 三菱重工サーマルシステムズ株式会社 ２段圧縮サイクル
US10260783B2 (en) * 2014-09-09 2019-04-16 Carrier Corporation Chiller compressor oil conditioning
DE102014017075B4 (de) * 2014-11-20 2017-11-02 Itt Bornemann Gmbh Vorrichtung zum Fördern eines Mediums
WO2020186096A1 (en) * 2019-03-13 2020-09-17 Johnson Controls Technology Company Systems and methods for low-pressure refrigerant control
CN114286916A (zh) * 2019-08-01 2022-04-05 丹佛斯公司 电力电子器件冷却布置
CN112484355A (zh) * 2019-09-12 2021-03-12 开利公司 空气调节系统及用于其的驱动电机冷却方法
DK3879207T3 (da) * 2020-03-10 2023-11-20 Trane Int Inc Køleapparater og fremgangsmåde til betjening heraf

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2770106A (en) * 1955-03-14 1956-11-13 Trane Co Cooling motor compressor unit of refrigerating apparatus
US3226949A (en) * 1964-05-05 1966-01-04 Worthington Corp Multi-zone refrigeration system and apparatus
US3548612A (en) * 1969-01-27 1970-12-22 Tokyo Shibaura Electric Co Refrigerating compressor with oil cooler
US3785169A (en) * 1972-06-19 1974-01-15 Westinghouse Electric Corp Multiple compressor refrigeration system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5766015A (en) * 1980-10-06 1982-04-22 Kubota Ltd Transmission structure with respect to driving wheel in agricultural tractor

Also Published As

Publication number Publication date
JPS5064809A (ja) 1975-06-02
US3859815A (en) 1975-01-14

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