GB2133867B - Defrost control means - Google Patents

Defrost control means

Info

Publication number
GB2133867B
GB2133867B GB08401145A GB8401145A GB2133867B GB 2133867 B GB2133867 B GB 2133867B GB 08401145 A GB08401145 A GB 08401145A GB 8401145 A GB8401145 A GB 8401145A GB 2133867 B GB2133867 B GB 2133867B
Authority
GB
United Kingdom
Prior art keywords
control means
defrost control
defrost
control
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
Application number
GB08401145A
Other versions
GB2133867A (en
GB8401145D0 (en
Inventor
David Sedger Llewelyn
Roger John Jefferies
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.)
NEWTECH CONTROLS Ltd
Original Assignee
NEWTECH CONTROLS 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 GB838301641A external-priority patent/GB8301641D0/en
Application filed by NEWTECH CONTROLS Ltd filed Critical NEWTECH CONTROLS Ltd
Priority to GB08401145A priority Critical patent/GB2133867B/en
Publication of GB8401145D0 publication Critical patent/GB8401145D0/en
Publication of GB2133867A publication Critical patent/GB2133867A/en
Application granted granted Critical
Publication of GB2133867B publication Critical patent/GB2133867B/en
Expired 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
    • 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
    • F25D21/002—Defroster control
    • F25D21/006—Defroster control with electronic control 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
    • 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
    • F25B2600/00—Control issues
    • F25B2600/11—Fan speed control
    • F25B2600/112—Fan speed control of evaporator 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2117—Temperatures of an 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2117—Temperatures of an evaporator
    • F25B2700/21171—Temperatures of an evaporator of the fluid cooled by the evaporator
    • F25B2700/21173—Temperatures of an evaporator of the fluid cooled by the evaporator at the outlet

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Defrosting Systems (AREA)
GB08401145A 1983-01-21 1984-01-17 Defrost control means Expired GB2133867B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08401145A GB2133867B (en) 1983-01-21 1984-01-17 Defrost control means

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838301641A GB8301641D0 (en) 1983-01-21 1983-01-21 Defrost control means
GB08401145A GB2133867B (en) 1983-01-21 1984-01-17 Defrost control means

Publications (3)

Publication Number Publication Date
GB8401145D0 GB8401145D0 (en) 1984-02-22
GB2133867A GB2133867A (en) 1984-08-01
GB2133867B true GB2133867B (en) 1986-06-11

Family

ID=26284978

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08401145A Expired GB2133867B (en) 1983-01-21 1984-01-17 Defrost control means

Country Status (1)

Country Link
GB (1) GB2133867B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2595806A1 (en) * 1986-03-12 1987-09-18 Total Energie Dev Method and device for detecting frost on a heat exchanger
EP0285690A1 (en) * 1987-04-08 1988-10-12 Viessmann Werke GmbH & Co. Process and apparatus for the temperature dependent defrosting of cooling plants according to demand
GB9100622D0 (en) * 1991-01-11 1991-02-27 Morris Michael Temperature control unit
FR2674010B1 (en) * 1991-03-14 1993-06-04 Sereth METHOD FOR STARTING DEFROST OF A HEAT EXCHANGER.
JPH0886557A (en) * 1994-09-19 1996-04-02 Ishizuka Denshi Kk Frost detector
KR100271974B1 (en) * 1998-08-31 2000-11-15 전주범 De-frost control method
AU7699000A (en) * 1999-09-24 2001-04-24 Arcelik A.S. Defrost control
DE10053422A1 (en) * 2000-10-27 2002-05-08 Bsh Bosch Siemens Hausgeraete Refrigeration device with automatic defrost
DE10315523A1 (en) * 2003-04-04 2004-10-14 BSH Bosch und Siemens Hausgeräte GmbH Refrigerator with adaptive automatic defrost and defrosting process for it
DE10315524A1 (en) * 2003-04-04 2004-10-14 BSH Bosch und Siemens Hausgeräte GmbH Refrigeration device and operating method therefor
PL2719978T3 (en) * 2012-10-15 2015-10-30 Whirlpool Co Method for controlling a domestic refrigeration appliance
CN116336711A (en) * 2023-03-15 2023-06-27 珠海格力电器股份有限公司 Defrosting control method and device for air source heat pump and air source heat pump

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2262039B2 (en) * 1971-12-23 1980-01-17 N.V. Philips' Gloeilampenfabrieken, Eindhoven (Niederlande) Device for the automatic control of the defrosting of the evaporator of a refrigerator

Also Published As

Publication number Publication date
GB2133867A (en) 1984-08-01
GB8401145D0 (en) 1984-02-22

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee