CA950555A - Frost detector for refrigeration system - Google Patents

Frost detector for refrigeration system

Info

Publication number
CA950555A
CA950555A CA124,261,A CA124261A CA950555A CA 950555 A CA950555 A CA 950555A CA 124261 A CA124261 A CA 124261A CA 950555 A CA950555 A CA 950555A
Authority
CA
Canada
Prior art keywords
refrigeration system
frost detector
frost
detector
refrigeration
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
CA124,261,A
Inventor
Charles L. Winkler
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.)
CBS Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA950555A publication Critical patent/CA950555A/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
    • F25D21/025—Detecting the presence of frost or condensate using air pressure differential detectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • F24F5/001—Compression cycle type
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Defrosting Systems (AREA)
CA124,261,A 1970-11-20 1971-10-04 Frost detector for refrigeration system Expired CA950555A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9129970A 1970-11-20 1970-11-20

Publications (1)

Publication Number Publication Date
CA950555A true CA950555A (en) 1974-07-02

Family

ID=22227070

Family Applications (1)

Application Number Title Priority Date Filing Date
CA124,261,A Expired CA950555A (en) 1970-11-20 1971-10-04 Frost detector for refrigeration system

Country Status (3)

Country Link
US (1) US3643457A (en)
JP (1) JPS4946811B1 (en)
CA (1) CA950555A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111886462A (en) * 2018-03-26 2020-11-03 Lg电子株式会社 Refrigerator and control method thereof
EP3764033A4 (en) * 2018-03-08 2021-12-01 LG Electronics Inc. Refrigerator and controlling method thereof

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3726104A (en) * 1971-02-12 1973-04-10 Thermo King Corp Refrigeration system defrost initiation apparatus
US3826103A (en) * 1972-08-07 1974-07-30 P Grover Appliance defrosting system and switch means
SE7406316L (en) * 1974-05-10 1975-11-11 Projectus Ind Produkter Ab PROCEDURE AND DEVICE FOR DEFROSTING EVAPORATORS FOR HEAT PUMPS.
JPS5134818U (en) * 1974-09-06 1976-03-15
US4191026A (en) * 1977-02-14 1980-03-04 Electric Power Research Institute, Inc. Apparatus for defrosting low temperature heat exchanger
SE7710529L (en) * 1977-01-03 1978-07-04 Electric Power Res Inst DEFROST DEVICE FOR HEAT PUMPS
JPS61128080U (en) * 1985-01-31 1986-08-11
JPH0717576U (en) * 1993-09-07 1995-03-28 株式会社野口紙工 Binding device
US5669813A (en) * 1996-05-03 1997-09-23 Ford Motor Company Apparatus for storing and cooling electronic devices and/or modules in a vehicle
US8550368B2 (en) * 2005-02-23 2013-10-08 Emerson Electric Co. Interactive control system for an HVAC system
US9341405B2 (en) 2012-11-30 2016-05-17 Lennox Industries Inc. Defrost control using fan data
DE102018202971A1 (en) * 2018-02-28 2019-08-29 BSH Hausgeräte GmbH Refrigerating appliance with defrost heating
KR102536378B1 (en) * 2018-03-26 2023-05-25 엘지전자 주식회사 Refrigerator and controlling method the same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB904711A (en) * 1959-01-02 1962-08-29 Parnall & Sons Ltd Improved means for de-frosting refrigerating apparatus
US3355904A (en) * 1966-01-21 1967-12-05 Texas Instruments Inc Differential fluid velocity sensing
US3362183A (en) * 1966-01-21 1968-01-09 Texas Instruments Inc Fluid flow control in refrigeration systems
US3377817A (en) * 1966-12-27 1968-04-16 Trane Co Defrost control for heating and cooling refrigeration systems
US3465534A (en) * 1967-10-31 1969-09-09 Texas Instruments Inc Differential flow sensing apparatus
US3487654A (en) * 1968-05-14 1970-01-06 Ranco Inc Deicing control apparatus for forced air refrigeration system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3764033A4 (en) * 2018-03-08 2021-12-01 LG Electronics Inc. Refrigerator and controlling method thereof
CN111886462A (en) * 2018-03-26 2020-11-03 Lg电子株式会社 Refrigerator and control method thereof
CN111886462B (en) * 2018-03-26 2022-05-03 Lg电子株式会社 Refrigerator and control method thereof
US11867448B2 (en) 2018-03-26 2024-01-09 Lg Electronics Inc. Refrigerator and method for controlling the same

Also Published As

Publication number Publication date
US3643457A (en) 1972-02-22
JPS4946811B1 (en) 1974-12-12

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