JPS5064809A - - Google Patents

Info

Publication number
JPS5064809A
JPS5064809A JP48114955A JP11495573A JPS5064809A JP S5064809 A JPS5064809 A JP S5064809A JP 48114955 A JP48114955 A JP 48114955A JP 11495573 A JP11495573 A JP 11495573A JP S5064809 A JPS5064809 A JP S5064809A
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.)
Granted
Application number
JP48114955A
Other languages
Japanese (ja)
Other versions
JPS5223402B2 (enrdf_load_stackoverflow
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 (enrdf_load_stackoverflow)

Priority Applications (2)

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

Publications (2)

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

Family

ID=14650769

Family Applications (1)

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

Country Status (2)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015078804A (ja) * 2013-10-18 2015-04-23 三菱重工業株式会社 ２段圧縮サイクル

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
JPS5766015A (en) * 1980-10-06 1982-04-22 Kubota Ltd Transmission structure with respect to driving wheel in agricultural tractor
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
US5062274A (en) * 1989-07-03 1991-11-05 Carrier Corporation Unloading system for two compressors
US4938029A (en) * 1989-07-03 1990-07-03 Carrier Corporation Unloading system for two-stage 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
EP0658730B1 (en) * 1993-12-14 1998-10-21 Carrier Corporation Economizer control for two-stage compressor systems
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
CN106796065A (zh) * 2014-09-09 2017-05-31 开利公司 冷却器压缩机油调节
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
EP4007871B1 (en) * 2019-08-01 2025-02-19 Danfoss A/S Power electronics cooling arrangement
CN112484355B (zh) * 2019-09-12 2025-01-24 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
JP2015078804A (ja) * 2013-10-18 2015-04-23 三菱重工業株式会社 ２段圧縮サイクル

Also Published As

Publication number Publication date
US3859815A (en) 1975-01-14
JPS5223402B2 (enrdf_load_stackoverflow) 1977-06-24

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