DK475577A - Afrimningssystem med varmepumpe - Google Patents

Afrimningssystem med varmepumpe

Info

Publication number
DK475577A
DK475577A DK475577A DK475577A DK475577A DK 475577 A DK475577 A DK 475577A DK 475577 A DK475577 A DK 475577A DK 475577 A DK475577 A DK 475577A DK 475577 A DK475577 A DK 475577A
Authority
DK
Denmark
Prior art keywords
heat pump
defrost system
defrost
pump
heat
Prior art date
Application number
DK475577A
Other languages
English (en)
Inventor
F J Sisk
Original Assignee
Electric Power Res Inst
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 US05/768,451 external-priority patent/US4191026A/en
Application filed by Electric Power Res Inst filed Critical Electric Power Res Inst
Publication of DK475577A publication Critical patent/DK475577A/da

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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/02—Detecting the presence 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/06—Removing frost
    • F25D21/08—Removing frost by electric heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F17/00—Removing ice or water from heat-exchange apparatus

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)
  • Defrosting Systems (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
DK475577A 1977-01-03 1977-10-26 Afrimningssystem med varmepumpe DK475577A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US75631277A 1977-01-03 1977-01-03
US05/768,451 US4191026A (en) 1977-02-14 1977-02-14 Apparatus for defrosting low temperature heat exchanger

Publications (1)

Publication Number Publication Date
DK475577A true DK475577A (da) 1978-07-04

Family

ID=27116206

Family Applications (1)

Application Number Title Priority Date Filing Date
DK475577A DK475577A (da) 1977-01-03 1977-10-26 Afrimningssystem med varmepumpe

Country Status (4)

Country Link
CA (1) CA1067303A (da)
DE (1) DE2738430A1 (da)
DK (1) DK475577A (da)
NO (1) NO144303C (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2925677C2 (de) * 1979-06-26 1983-03-24 Stiebel Eltron Gmbh & Co Kg, 3450 Holzminden Steuereinrichtung für eine Abtaueinrichtung eines Kälteaggregats

Also Published As

Publication number Publication date
NO772839L (no) 1978-07-04
DE2738430A1 (de) 1978-07-13
NO144303B (no) 1981-04-27
NO144303C (no) 1981-08-05
CA1067303A (en) 1979-12-04

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment