EP1577622A3 - Kältemaschine - Google Patents

Kältemaschine Download PDF

Info

Publication number
EP1577622A3
EP1577622A3 EP05005611A EP05005611A EP1577622A3 EP 1577622 A3 EP1577622 A3 EP 1577622A3 EP 05005611 A EP05005611 A EP 05005611A EP 05005611 A EP05005611 A EP 05005611A EP 1577622 A3 EP1577622 A3 EP 1577622A3
Authority
EP
European Patent Office
Prior art keywords
gas
liquid separator
compressor
intermediate pressure
pressure portion
Prior art date
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.)
Withdrawn
Application number
EP05005611A
Other languages
English (en)
French (fr)
Other versions
EP1577622A2 (de
Inventor
Satoshi Imai
Akira Sugawara
Hiroshi Mukaiyama
Etsushi Nagae
Hiroyuki Itsuki
Kazuaki Mizukami
Ichiro Kamimura
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
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
Priority claimed from JP2004079342A external-priority patent/JP4115414B2/ja
Priority claimed from JP2004079341A external-priority patent/JP2005265316A/ja
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Publication of EP1577622A2 publication Critical patent/EP1577622A2/de
Publication of EP1577622A3 publication Critical patent/EP1577622A3/de
Withdrawn legal-status Critical Current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
    • F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
    • F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
    • 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
    • F25B1/00—Compression machines, plants or systems with non-reversible 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/39—Dispositions with two or more expansion means arranged in series, i.e. multi-stage expansion, on a refrigerant line leading to the same evaporator
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/04—Preventing the formation of frost or condensate
    • 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
    • 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
    • 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
    • F25B2400/23—Separators
    • 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
    • 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
    • F25B2600/2511—Evaporator distribution 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
    • 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
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
    • F25D11/022—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures with two or more evaporators
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/042—Air treating means within refrigerated spaces
    • F25D17/045—Air flow 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
    • F25D17/065—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators with compartments at different temperatures
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
    • F25D2317/068—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the fans
    • F25D2317/0682—Two or more fans
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/04—Refrigerators with a horizontal mullion

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Compressor (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
EP05005611A 2004-03-19 2005-03-15 Kältemaschine Withdrawn EP1577622A3 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2004079341 2004-03-19
JP2004079342 2004-03-19
JP2004079342A JP4115414B2 (ja) 2004-03-19 2004-03-19 冷凍装置
JP2004079341A JP2005265316A (ja) 2004-03-19 2004-03-19 冷凍装置

Publications (2)

Publication Number Publication Date
EP1577622A2 EP1577622A2 (de) 2005-09-21
EP1577622A3 true EP1577622A3 (de) 2007-01-31

Family

ID=34840257

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05005611A Withdrawn EP1577622A3 (de) 2004-03-19 2005-03-15 Kältemaschine

Country Status (4)

Country Link
US (1) US20050204773A1 (de)
EP (1) EP1577622A3 (de)
KR (1) KR100642709B1 (de)
CN (1) CN100338409C (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006275495A (ja) * 2005-03-30 2006-10-12 Sanyo Electric Co Ltd 冷凍装置及び冷蔵庫
JP4640142B2 (ja) * 2005-11-30 2011-03-02 ダイキン工業株式会社 冷凍装置
JP2007192433A (ja) * 2006-01-17 2007-08-02 Daikin Ind Ltd 気液分離器及び該気液分離器を備えた冷凍装置
KR20080106311A (ko) * 2006-03-29 2008-12-04 산요덴키가부시키가이샤 냉동 장치
KR100761357B1 (ko) * 2006-07-21 2007-09-27 주식회사 대우일렉트로닉스 온도 전환실을 갖는 냉장고의 냉기순환구조 및 이의제어방법
DE102007003989A1 (de) * 2007-01-26 2008-07-31 Grasso Gmbh Refrigeration Technology CO2-Kälteanlage mit ölüberfluteten Schraubenverdichtern in zweistufiger Anordnung
US8671703B2 (en) 2007-05-14 2014-03-18 Carrier Corporation Refrigerant vapor compression system with flash tank economizer
JP2009014210A (ja) * 2007-06-29 2009-01-22 Daikin Ind Ltd 冷凍装置
ES2608404T3 (es) 2007-11-13 2017-04-10 Carrier Corporation Sistema de refrigeración y método para refrigerar
CN103216965B (zh) * 2007-11-13 2016-02-24 开利公司 制冷系统以及用于制冷的方法
WO2009091400A1 (en) 2008-01-17 2009-07-23 Carrier Corporation Carbon dioxide refrigerant vapor compression system
WO2009147826A1 (ja) * 2008-06-03 2009-12-10 パナソニック株式会社 冷凍サイクル装置
CN102003827B (zh) * 2010-11-15 2012-02-08 思安新能源股份有限公司 吸收式冷功联供循环系统和吸收式冷功联供方法
JP5847626B2 (ja) * 2012-03-26 2016-01-27 ハイアールアジア株式会社 冷蔵庫及びその運転方法
CN102654324A (zh) * 2012-05-24 2012-09-05 东华大学 一种带有热气旁通除霜装置的双级压缩热泵系统
US9733008B2 (en) * 2013-03-13 2017-08-15 Whirlpool Corporation Air flow design for controlling temperature in a refrigerator compartment
US10145589B2 (en) * 2013-03-15 2018-12-04 Whirlpool Corporation Net heat load compensation control method and appliance for temperature stability
DE102014217673A1 (de) * 2014-09-04 2016-03-10 BSH Hausgeräte GmbH Kältegerät und Kältemaschine dafür
DE102015007359A1 (de) * 2014-10-29 2016-05-04 Liebherr-Hausgeräte Ochsenhausen GmbH Kühl- und/oder Gefriergerät
US10465962B2 (en) 2015-11-16 2019-11-05 Emerson Climate Technologies, Inc. Compressor with cooling system
US11320190B2 (en) * 2016-05-06 2022-05-03 Illinois Tool Works Inc. Refrigerator diverter valve using fluidic circuit
DE102016222948A1 (de) * 2016-11-21 2018-05-24 BSH Hausgeräte GmbH Kältegerät mit luftfeuchtigkeitsoptimiertem Lagerfach
KR102456236B1 (ko) * 2017-12-13 2022-10-19 엘지전자 주식회사 냉장고
US11585608B2 (en) 2018-02-05 2023-02-21 Emerson Climate Technologies, Inc. Climate-control system having thermal storage tank
US11149971B2 (en) 2018-02-23 2021-10-19 Emerson Climate Technologies, Inc. Climate-control system with thermal storage device
EP3775716B1 (de) * 2018-03-27 2024-12-18 BITZER Kühlmaschinenbau GmbH Kälteanlage
CN108444138A (zh) * 2018-04-17 2018-08-24 山东美琳达再生能源开发有限公司 一种具有制冷功能的双级压缩低温空气源热泵机组及方法
CN112236629B (zh) 2018-05-15 2022-03-01 艾默生环境优化技术有限公司 具有接地环路的气温控制系统及方法
US11346583B2 (en) 2018-06-27 2022-05-31 Emerson Climate Technologies, Inc. Climate-control system having vapor-injection compressors
CN109539629A (zh) * 2018-11-15 2019-03-29 珠海格力电器股份有限公司 一种热泵设备

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US5056329A (en) * 1990-06-25 1991-10-15 Battelle Memorial Institute Heat pump systems
US6058726A (en) * 1996-05-30 2000-05-09 Sankyo Seiki Mfg. Co., Ltd. Damper
EP1207359A2 (de) * 2000-11-15 2002-05-22 Carrier Corporation Hochdruckregelung in einem transkritischen Dampfkompressionskreislauf
EP1241417A1 (de) * 2001-03-16 2002-09-18 Copeland Corporation Digitaler Regler für eine Spiralverdichter-Kondensationseinheit
EP1577620A2 (de) * 2004-03-15 2005-09-21 SANYO ELECTRIC Co., Ltd. Kühlapparat

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JP3576040B2 (ja) * 1999-06-10 2004-10-13 松下冷機株式会社 冷却システムおよび冷蔵庫
JP2002130908A (ja) * 2000-10-31 2002-05-09 Sanyo Electric Co Ltd 補助熱源装置を備えた冷蔵庫
JP2003207248A (ja) * 2002-01-15 2003-07-25 Toshiba Corp 冷蔵庫
US6698234B2 (en) * 2002-03-20 2004-03-02 Carrier Corporation Method for increasing efficiency of a vapor compression system by evaporator heating
KR100504904B1 (ko) * 2002-04-04 2005-07-29 엘지전자 주식회사 냉장고의 댐퍼 보호장치
JP3841039B2 (ja) * 2002-10-25 2006-11-01 株式会社デンソー 車両用空調装置
US6973797B2 (en) * 2004-05-10 2005-12-13 York International Corporation Capacity control for economizer refrigeration systems

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5056329A (en) * 1990-06-25 1991-10-15 Battelle Memorial Institute Heat pump systems
US6058726A (en) * 1996-05-30 2000-05-09 Sankyo Seiki Mfg. Co., Ltd. Damper
EP1207359A2 (de) * 2000-11-15 2002-05-22 Carrier Corporation Hochdruckregelung in einem transkritischen Dampfkompressionskreislauf
EP1241417A1 (de) * 2001-03-16 2002-09-18 Copeland Corporation Digitaler Regler für eine Spiralverdichter-Kondensationseinheit
EP1577620A2 (de) * 2004-03-15 2005-09-21 SANYO ELECTRIC Co., Ltd. Kühlapparat

Also Published As

Publication number Publication date
CN100338409C (zh) 2007-09-19
EP1577622A2 (de) 2005-09-21
US20050204773A1 (en) 2005-09-22
KR100642709B1 (ko) 2006-11-10
CN1670450A (zh) 2005-09-21
KR20060043489A (ko) 2006-05-15

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