GB2254452B - Control of refrigerators and freezers - Google Patents

Control of refrigerators and freezers

Info

Publication number
GB2254452B
GB2254452B GB9206976A GB9206976A GB2254452B GB 2254452 B GB2254452 B GB 2254452B GB 9206976 A GB9206976 A GB 9206976A GB 9206976 A GB9206976 A GB 9206976A GB 2254452 B GB2254452 B GB 2254452B
Authority
GB
United Kingdom
Prior art keywords
freezers
refrigerators
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 - Fee Related
Application number
GB9206976A
Other versions
GB2254452A (en
GB9206976D0 (en
Inventor
David Chester Campbell
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.)
TOTAL TEMPERATURE CONTROL LIMI
Original Assignee
TOTAL TEMPERATURE CONTROL LIMI
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 GB919107069A external-priority patent/GB9107069D0/en
Application filed by TOTAL TEMPERATURE CONTROL LIMI filed Critical TOTAL TEMPERATURE CONTROL LIMI
Priority to GB9206976A priority Critical patent/GB2254452B/en
Publication of GB9206976D0 publication Critical patent/GB9206976D0/en
Publication of GB2254452A publication Critical patent/GB2254452A/en
Application granted granted Critical
Publication of GB2254452B publication Critical patent/GB2254452B/en
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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1917—Control of temperature characterised by the use of electric means using digital means
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
    • 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
    • F25B2600/02—Compressor control
    • F25B2600/025—Compressor control by controlling speed
    • F25B2600/0251—Compressor control by controlling speed with on-off operation
    • 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
    • F25D2400/30—Quick freezing

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
GB9206976A 1991-04-04 1992-03-31 Control of refrigerators and freezers Expired - Fee Related GB2254452B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9206976A GB2254452B (en) 1991-04-04 1992-03-31 Control of refrigerators and freezers

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919107069A GB9107069D0 (en) 1991-04-04 1991-04-04 Control of refrigerators and freezers
GB9206976A GB2254452B (en) 1991-04-04 1992-03-31 Control of refrigerators and freezers

Publications (3)

Publication Number Publication Date
GB9206976D0 GB9206976D0 (en) 1992-05-13
GB2254452A GB2254452A (en) 1992-10-07
GB2254452B true GB2254452B (en) 1994-11-02

Family

ID=26298684

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9206976A Expired - Fee Related GB2254452B (en) 1991-04-04 1992-03-31 Control of refrigerators and freezers

Country Status (1)

Country Link
GB (1) GB2254452B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2160338C (en) * 1994-10-13 2003-09-23 Kenneth W. Oden Electronic refrigeration control system
US5628929A (en) * 1994-10-13 1997-05-13 Abbott Laboratories Thermal control apparatus and method
KR100208345B1 (en) * 1996-04-02 1999-07-15 윤종용 Temperature control method and device of refrigerator
US6223817B1 (en) 1996-04-25 2001-05-01 Royal Vendors, Inc. Electronic refrigeration control system
CH691236A5 (en) * 1996-10-14 2001-05-31 Forster Ag Hermann Method for operating a household refrigerator.
DE19642745C2 (en) * 1996-10-16 2000-09-14 Electrolux Siegen Gmbh Absorber fridge
DE19740190A1 (en) * 1997-09-12 1999-03-18 Bosch Siemens Hausgeraete Method for operating a refrigerator
DE19828061C1 (en) * 1998-06-24 1999-12-23 Danfoss As Method for controlling the temperature of a refrigerator and temperature control device for a refrigerator
DE69916231D1 (en) * 1999-02-19 2004-05-13 Ranco Inc Of Delaware Wilmingt Regulator and method for controlling the temperature in a refrigerator
UA76962C2 (en) * 2000-10-11 2006-10-16 Arcelik As Method for refrigerating device control (variants)
US8036853B2 (en) 2005-04-26 2011-10-11 Emerson Climate Technologies, Inc. Compressor memory system and method
EP1879112B1 (en) * 2005-04-26 2016-04-20 Emerson Climate Technologies, Inc. Compressor memory system, compressor information network, and warranty administration method
US9480177B2 (en) 2012-07-27 2016-10-25 Emerson Climate Technologies, Inc. Compressor protection module

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4283921A (en) * 1980-04-25 1981-08-18 Electromedics, Inc. Control and alarm system for freezer case temperature
GB2098362A (en) * 1981-03-17 1982-11-17 Sea Containers Ltd Cargo refrigeration
US4364234A (en) * 1981-03-25 1982-12-21 Koolatron Industries, Ltd. Control circuitry for thermoelectric environmental chamber
US4501125A (en) * 1983-12-05 1985-02-26 The Trane Company Temperature conditioning system staging control and method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4283921A (en) * 1980-04-25 1981-08-18 Electromedics, Inc. Control and alarm system for freezer case temperature
GB2098362A (en) * 1981-03-17 1982-11-17 Sea Containers Ltd Cargo refrigeration
US4364234A (en) * 1981-03-25 1982-12-21 Koolatron Industries, Ltd. Control circuitry for thermoelectric environmental chamber
US4501125A (en) * 1983-12-05 1985-02-26 The Trane Company Temperature conditioning system staging control and method

Also Published As

Publication number Publication date
GB2254452A (en) 1992-10-07
GB9206976D0 (en) 1992-05-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010331