DE60216764D1 - Abtauen von kaskadenkühlanlagen mittels co2-heissgas - Google Patents

Abtauen von kaskadenkühlanlagen mittels co2-heissgas

Info

Publication number
DE60216764D1
DE60216764D1 DE60216764T DE60216764T DE60216764D1 DE 60216764 D1 DE60216764 D1 DE 60216764D1 DE 60216764 T DE60216764 T DE 60216764T DE 60216764 T DE60216764 T DE 60216764T DE 60216764 D1 DE60216764 D1 DE 60216764D1
Authority
DE
Germany
Prior art keywords
defrosting
compressor
respect
freezer
hot gas
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 - Fee Related
Application number
DE60216764T
Other languages
English (en)
Other versions
DE60216764T2 (de
Inventor
Skaerbaek Nielsen
Thomas Lund
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.)
Johnson Controls Denmark ApS
Original Assignee
York Refrigeration ApS
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 York Refrigeration ApS filed Critical York Refrigeration ApS
Publication of DE60216764D1 publication Critical patent/DE60216764D1/de
Application granted granted Critical
Publication of DE60216764T2 publication Critical patent/DE60216764T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F25B9/002—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
    • 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
    • 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
    • F25B7/00—Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
    • 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
    • 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
    • F25B2347/00—Details for preventing or removing deposits or corrosion
    • F25B2347/02—Details of defrosting cycles
    • F25B2347/023—Set point defrosting
    • 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
    • F25B2400/07—Details of compressors or related parts
    • F25B2400/075—Details of compressors or related parts with parallel compressors
    • 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
    • F25B2400/22—Refrigeration systems for supermarkets
    • 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
    • F25D31/00—Other cooling or freezing apparatus
    • F25D31/001—Plate freezers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Defrosting Systems (AREA)
  • Fertilizers (AREA)
DE60216764T 2001-06-13 2002-06-11 Abtauen von kaskadenkühlanlagen mittels co2-heissgas Expired - Fee Related DE60216764T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DK200100921 2001-06-13
DKPA200100921 2001-06-13
DKPA200101068 2001-07-06
DK200101068 2001-07-06
PCT/DK2002/000391 WO2002101305A1 (en) 2001-06-13 2002-06-11 Co2 hot gas defrosting of cascade refrigeration plants

Publications (2)

Publication Number Publication Date
DE60216764D1 true DE60216764D1 (de) 2007-01-25
DE60216764T2 DE60216764T2 (de) 2007-10-04

Family

ID=26069034

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60216764T Expired - Fee Related DE60216764T2 (de) 2001-06-13 2002-06-11 Abtauen von kaskadenkühlanlagen mittels co2-heissgas

Country Status (5)

Country Link
EP (1) EP1409936B1 (de)
AT (1) ATE348301T1 (de)
DE (1) DE60216764T2 (de)
DK (1) DK1409936T3 (de)
WO (1) WO2002101305A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1422487A3 (de) * 2002-11-21 2008-02-13 York Refrigeration APS Heissgasabtau für Kälteanlagen
DE10332859A1 (de) * 2003-07-18 2005-02-10 Linde Kältetechnik GmbH & Co. KG Heißgasabtauverfahren für Kälteanlagen
EP1775531A1 (de) * 2005-10-12 2007-04-18 GTI Koudetechnik B.V. Gerät und System zum Kühlen und/oder Gefrieren und zum Abtauen
WO2008112568A2 (en) * 2007-03-09 2008-09-18 Johnson Controls Technology Company Compressor with multiple inlets

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3766745A (en) * 1970-03-16 1973-10-23 L Quick Refrigeration system with plural evaporator means
US4184341A (en) * 1978-04-03 1980-01-22 Pet Incorporated Suction pressure control system
US4437317A (en) * 1982-02-26 1984-03-20 Tyler Refrigeration Corporation Head pressure maintenance for gas defrost
SE439831C (sv) * 1984-03-21 1987-01-26 Olson Hans E E Forfarande och anordning for avfrostning av flera forangare
JP3082560B2 (ja) * 1994-03-09 2000-08-28 ダイキン工業株式会社 二元冷却装置
NO20005575D0 (no) * 2000-09-01 2000-11-03 Sinvent As Metode og arrangement for avriming av kulde-/varmepumpeanlegg
DK174257B1 (da) * 2001-02-23 2002-10-21 Teknologisk Inst Anlæg samt fremgangsmåde, hvor CO2 anvendes som kølemiddel og som arbejdsmedie ved afrimning

Also Published As

Publication number Publication date
ATE348301T1 (de) 2007-01-15
EP1409936B1 (de) 2006-12-13
EP1409936A1 (de) 2004-04-21
DE60216764T2 (de) 2007-10-04
DK1409936T3 (da) 2007-04-23
WO2002101305A1 (en) 2002-12-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee