DE60219739D1 - Kühlkreislauf mit Ejektor - Google Patents

Kühlkreislauf mit Ejektor

Info

Publication number
DE60219739D1
DE60219739D1 DE60219739T DE60219739T DE60219739D1 DE 60219739 D1 DE60219739 D1 DE 60219739D1 DE 60219739 T DE60219739 T DE 60219739T DE 60219739 T DE60219739 T DE 60219739T DE 60219739 D1 DE60219739 D1 DE 60219739D1
Authority
DE
Germany
Prior art keywords
ejector
cooling circuit
cooling
circuit
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.)
Expired - Lifetime
Application number
DE60219739T
Other languages
English (en)
Other versions
DE60219739T2 (de
Inventor
Hirotsugu Takeuchi
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.)
Denso Corp
Original Assignee
Denso Corp
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 Denso Corp filed Critical Denso Corp
Publication of DE60219739D1 publication Critical patent/DE60219739D1/de
Application granted granted Critical
Publication of DE60219739T2 publication Critical patent/DE60219739T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/08—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using ejectors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H1/3204—Cooling devices using 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
    • F25B1/06—Compression machines, plants or systems with non-reversible cycle with compressor of jet type, e.g. using liquid under 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
    • F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
    • F25B47/02—Defrosting cycles
    • F25B47/022—Defrosting cycles hot gas defrosting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H2001/3286—Constructional features
    • B60H2001/3297—Expansion means other than expansion valve
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H2001/3286—Constructional features
    • B60H2001/3298—Ejector-type refrigerant circuits
    • 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
    • F25B2341/00—Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
    • F25B2341/001—Ejectors not being used as compression device
    • F25B2341/0012—Ejectors with the cooled primary flow at high 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
    • F25B2400/04—Refrigeration circuit bypassing means
    • F25B2400/0403—Refrigeration circuit bypassing means for the condenser
    • 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
    • F25B2400/19—Pumping down refrigerant from one part of the cycle to another part of the cycle, e.g. when the cycle is changed from cooling to heating, or before a defrost cycle is started
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/01—Geometry problems, e.g. for reducing size
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Defrosting Systems (AREA)
  • Jet Pumps And Other Pumps (AREA)
DE60219739T 2001-10-04 2002-10-02 Kühlkreislauf mit Ejektor Expired - Lifetime DE60219739T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001308906A JP3818115B2 (ja) 2001-10-04 2001-10-04 エジェクタサイクル
JP2001308906 2001-10-04

Publications (2)

Publication Number Publication Date
DE60219739D1 true DE60219739D1 (de) 2007-06-06
DE60219739T2 DE60219739T2 (de) 2008-01-17

Family

ID=19128144

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60219739T Expired - Lifetime DE60219739T2 (de) 2001-10-04 2002-10-02 Kühlkreislauf mit Ejektor

Country Status (8)

Country Link
US (1) US6606873B2 (de)
EP (1) EP1300639B1 (de)
JP (1) JP3818115B2 (de)
KR (1) KR100477303B1 (de)
CN (1) CN1177185C (de)
AU (1) AU2002301711B2 (de)
BR (1) BR0204075A (de)
DE (1) DE60219739T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10302356A1 (de) * 2002-01-30 2003-07-31 Denso Corp Kältekreislauf mit Ejektorpumpe
JP4000966B2 (ja) * 2002-09-12 2007-10-31 株式会社デンソー 蒸気圧縮式冷凍機
JP3863480B2 (ja) * 2002-10-31 2006-12-27 松下電器産業株式会社 冷凍サイクル装置
JP4254217B2 (ja) * 2002-11-28 2009-04-15 株式会社デンソー エジェクタサイクル
JP4200780B2 (ja) * 2003-02-14 2008-12-24 株式会社デンソー 蒸気圧縮式冷凍機
JP4285060B2 (ja) * 2003-04-23 2009-06-24 株式会社デンソー 蒸気圧縮式冷凍機
JP2005024210A (ja) * 2003-07-01 2005-01-27 Denso Corp 蒸気圧縮式冷凍機
JP2005037093A (ja) * 2003-07-18 2005-02-10 Tgk Co Ltd 冷凍サイクル
US6901957B2 (en) 2003-07-28 2005-06-07 Carrier Corporation Hot gas bypass isolation
JP4023415B2 (ja) * 2003-08-06 2007-12-19 株式会社デンソー 蒸気圧縮式冷凍機
JP4273977B2 (ja) * 2004-01-21 2009-06-03 株式会社デンソー エジェクタサイクル
CN1291196C (zh) * 2004-02-18 2006-12-20 株式会社电装 具有多蒸发器的喷射循环
US7451614B2 (en) * 2004-04-01 2008-11-18 Perlick Corporation Refrigeration system and components thereof
JP4747967B2 (ja) * 2006-06-29 2011-08-17 株式会社デンソー 蒸気圧縮式サイクル
DE102007028252B4 (de) * 2006-06-26 2017-02-02 Denso Corporation Kältemittelkreisvorrichtung mit Ejektorpumpe
FR2932875B1 (fr) * 2008-06-19 2013-09-13 Valeo Systemes Thermiques Installation de chauffage, ventilation et/ou climatisation a stockage de froid
JP5821709B2 (ja) * 2012-03-07 2015-11-24 株式会社デンソー エジェクタ
WO2017017813A1 (ja) * 2015-07-29 2017-02-02 三菱電機株式会社 室外ユニット
JP6481678B2 (ja) * 2016-02-02 2019-03-13 株式会社デンソー エジェクタ
JP6547781B2 (ja) * 2016-06-16 2019-07-24 株式会社デンソー 冷凍サイクル装置
JP2018178781A (ja) * 2017-04-05 2018-11-15 株式会社デンソー エジェクタ及びこれを用いた燃料電池システム並びに冷凍サイクルシステム
US10808975B2 (en) * 2018-06-06 2020-10-20 Heatcraft Refrigeration Products Llc Cooling system
KR102656827B1 (ko) 2022-04-01 2024-04-12 카호코리아 주식회사 건설장비 및 특장차용 거치식 무시동 에어컨

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1050726B (de) 1959-02-19 Göcke <&. Sohn Aktiengesellschaft, Hohenlimburg (Westf.) Vorrichtung zum Dämpfen von Geweben
US3664150A (en) * 1970-12-30 1972-05-23 Velt C Patterson Hot gas refrigeration defrosting system
US3670519A (en) * 1971-02-08 1972-06-20 Borg Warner Capacity control for multiple-phase ejector refrigeration systems
US4012921A (en) 1976-01-07 1977-03-22 Emhart Industries, Inc. Refrigeration and hot gas defrost system
JPS52156450A (en) 1976-06-22 1977-12-26 Sanyo Electric Co Ltd Frost removing device
JPS5826511B2 (ja) 1978-03-31 1983-06-03 三洋電機株式会社 冷凍機用除霜装置
US4187695A (en) * 1978-11-07 1980-02-12 Virginia Chemicals Inc. Air-conditioning system having recirculating and flow-control means
JPS55155140A (en) 1979-05-22 1980-12-03 Hattori Kiyoshi Refrigerating plant
US5239837A (en) * 1990-10-16 1993-08-31 Northeastern University Hydrocarbon fluid, ejector refrigeration system
US5117648A (en) * 1990-10-16 1992-06-02 Northeastern University Refrigeration system with ejector and working fluid storage
US5343711A (en) * 1993-01-04 1994-09-06 Virginia Tech Intellectual Properties, Inc. Method of reducing flow metastability in an ejector nozzle
US5315836A (en) * 1993-01-15 1994-05-31 Mccormack Manufacturing Co., Inc. Air cooling unit having a hot gas defrost circuit
DE19920726A1 (de) * 1999-05-05 2000-11-09 Linde Ag Kälteanlage
EP1134517B1 (de) * 2000-03-15 2017-07-26 Denso Corporation Strahlkreislaufanordnung mit kritischem Kältemitteldruck
EP1553364A3 (de) * 2000-06-01 2006-03-22 Denso Corporation Ejektorzyklus
JP4639541B2 (ja) * 2001-03-01 2011-02-23 株式会社デンソー エジェクタを用いたサイクル
JP4463466B2 (ja) * 2001-07-06 2010-05-19 株式会社デンソー エジェクタサイクル
JP4032875B2 (ja) * 2001-10-04 2008-01-16 株式会社デンソー エジェクタサイクル

Also Published As

Publication number Publication date
CN1177185C (zh) 2004-11-24
EP1300639B1 (de) 2007-04-25
AU2002301711B2 (en) 2004-10-07
US6606873B2 (en) 2003-08-19
EP1300639A1 (de) 2003-04-09
JP3818115B2 (ja) 2006-09-06
KR100477303B1 (ko) 2005-03-18
CN1410734A (zh) 2003-04-16
BR0204075A (pt) 2003-09-16
KR20030029033A (ko) 2003-04-11
JP2003114063A (ja) 2003-04-18
DE60219739T2 (de) 2008-01-17
US20030066300A1 (en) 2003-04-10

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Legal Events

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