SG118257A1 - Refrigerant cycle apparatus - Google Patents

Refrigerant cycle apparatus

Info

Publication number
SG118257A1
SG118257A1 SG200403105A SG200403105A SG118257A1 SG 118257 A1 SG118257 A1 SG 118257A1 SG 200403105 A SG200403105 A SG 200403105A SG 200403105 A SG200403105 A SG 200403105A SG 118257 A1 SG118257 A1 SG 118257A1
Authority
SG
Singapore
Prior art keywords
cycle apparatus
refrigerant cycle
refrigerant
cycle
Prior art date
Application number
SG200403105A
Other languages
English (en)
Inventor
Yamasaki Haruhisa
Matsumoto Kenzo
Ishigaki Shigeya
Yamanaka Masaji
Yamaguchi Kentaro
Original Assignee
Sanyo Electric Co
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 Sanyo Electric Co filed Critical Sanyo Electric Co
Publication of SG118257A1 publication Critical patent/SG118257A1/en

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
    • F25B1/00—Compression machines, plants or systems with non-reversible cycle
    • 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
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
    • 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
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/008—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
    • F25B1/10—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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/022—Compressor control arrangements
    • 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
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/008—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant being carbon dioxide
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
    • F04C18/3562—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation
    • F04C18/3564—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation the surfaces of the inner and outer member, forming the working space, being surfaces of revolution
    • 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
    • F25B2309/00—Gas cycle refrigeration machines
    • F25B2309/06—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
    • F25B2309/061—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical pressure
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/26—Problems to be solved characterised by the startup of the refrigeration cycle
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/27—Problems to be solved characterised by the stop of the refrigeration cycle
    • 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
    • F25B2600/02—Compressor control
    • F25B2600/026—Compressor control by controlling unloaders
    • F25B2600/0261—Compressor control by controlling unloaders external to the compressor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
SG200403105A 2003-06-10 2004-06-03 Refrigerant cycle apparatus SG118257A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003165205A JP2005003239A (ja) 2003-06-10 2003-06-10 冷媒サイクル装置

Publications (1)

Publication Number Publication Date
SG118257A1 true SG118257A1 (en) 2006-01-27

Family

ID=33296815

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200403105A SG118257A1 (en) 2003-06-10 2004-06-03 Refrigerant cycle apparatus

Country Status (8)

Country Link
US (1) US7086244B2 (fr)
EP (1) EP1486742B1 (fr)
JP (1) JP2005003239A (fr)
KR (1) KR20040111018A (fr)
CN (1) CN1333220C (fr)
MY (1) MY134644A (fr)
SG (1) SG118257A1 (fr)
TW (1) TWI308950B (fr)

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US20030205059A1 (en) * 2002-05-02 2003-11-06 Hussmann Corporation Merchandisers having anti-fog coatings and methods for making the same
US20050202178A1 (en) * 2002-05-02 2005-09-15 Hussmann Corporation Merchandisers having anti-fog coatings and methods for making the same
TWI324242B (en) * 2004-02-12 2010-05-01 Sanyo Electric Co Refrigerant cycle apparatus
KR100608684B1 (ko) * 2004-08-20 2006-08-08 엘지전자 주식회사 공기조화기의 솔레노이드 밸브 제어방법
EP1960718A4 (fr) * 2005-11-30 2010-09-01 Carrier Corp Systeme a duree d'impulsion modulee avec soupape de regulation de pression
FR2912995B1 (fr) * 2007-02-26 2009-05-22 Alcatel Lucent Sas Dispositif de controle thermique embarque a bord d'un engin spatial
WO2009091397A1 (fr) * 2008-01-17 2009-07-23 Carrier Corporation Limitation de la pression dans un système de réfrigération haute pression
JP5125611B2 (ja) * 2008-02-29 2013-01-23 ダイキン工業株式会社 冷凍装置
CN102388279B (zh) * 2009-04-09 2014-09-24 开利公司 带有热气体旁路的制冷剂蒸气压缩系统
JP2011133208A (ja) * 2009-12-25 2011-07-07 Sanyo Electric Co Ltd 冷凍装置
JP5287831B2 (ja) * 2010-10-29 2013-09-11 株式会社デンソー 二段昇圧式冷凍サイクル
ITBO20110384A1 (it) * 2011-06-29 2012-12-30 Carpigiani Group Ali Spa Impianto frigorifero a refrigerante naturale.
JP5287949B2 (ja) * 2011-07-28 2013-09-11 ダイキン工業株式会社 熱交換器
BR112015014432A2 (pt) 2012-12-18 2017-07-11 Emerson Climate Technologies compressor alternativo com sistema de injeção de vapor
JP5821135B2 (ja) * 2013-06-04 2015-11-24 Smc株式会社 恒温液循環装置及び恒温液の温度調整方法
JP6617862B2 (ja) * 2015-01-09 2019-12-11 パナソニックＩｐマネジメント株式会社 冷凍機
US10487832B2 (en) * 2016-12-22 2019-11-26 Lennox Industries Inc. Method and apparatus for pressure equalization in rotary compressors
US10801510B2 (en) 2017-04-24 2020-10-13 Lennox Industries Inc. Method and apparatus for pressure equalization in rotary compressors
JP7025227B2 (ja) * 2018-01-25 2022-02-24 コベルコ・コンプレッサ株式会社 冷凍装置
US11300339B2 (en) 2018-04-05 2022-04-12 Carrier Corporation Method for optimizing pressure equalization in refrigeration equipment

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US3495418A (en) * 1968-04-18 1970-02-17 Garrett Corp Refrigeration system with compressor unloading means
US4026122A (en) * 1974-10-11 1977-05-31 Primore Sales, Inc. Refrigeration system
US4362030A (en) * 1981-09-02 1982-12-07 Carrier Corporation Refrigeration circuit
US5396779A (en) * 1990-09-14 1995-03-14 Nartron Corporation Environmental control system
US5167491A (en) * 1991-09-23 1992-12-01 Carrier Corporation High to low side bypass to prevent reverse rotation
JPH0718602A (ja) 1993-06-29 1995-01-20 Sekisui Chem Co Ltd 埋込栓
US5577390A (en) * 1994-11-14 1996-11-26 Carrier Corporation Compressor for single or multi-stage operation
JPH10132401A (ja) * 1996-11-01 1998-05-22 Matsushita Electric Ind Co Ltd 多段冷媒圧縮機の制御装置
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JPWO2003004948A1 (ja) * 2001-07-02 2004-10-28 三洋電機株式会社 ヒートポンプ装置
JP2003074997A (ja) * 2001-09-04 2003-03-12 Sanyo Electric Co Ltd 超臨界冷凍装置
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CN1423055A (zh) * 2001-11-30 2003-06-11 三洋电机株式会社 回转压缩机、其制造方法、及使用该压缩机的除霜装置

Also Published As

Publication number Publication date
KR20040111018A (ko) 2004-12-31
US20050072173A1 (en) 2005-04-07
CN1333220C (zh) 2007-08-22
TWI308950B (en) 2009-04-21
EP1486742A1 (fr) 2004-12-15
MY134644A (en) 2007-12-31
EP1486742B1 (fr) 2014-07-02
US7086244B2 (en) 2006-08-08
JP2005003239A (ja) 2005-01-06
CN1573257A (zh) 2005-02-02
TW200506294A (en) 2005-02-16

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