PT77872B - METHOD FOR MONITORING AND CONTROLLING A EVAPORATOR AND DEVICE FOR ITS IMPLEMENTATION - Google Patents

METHOD FOR MONITORING AND CONTROLLING A EVAPORATOR AND DEVICE FOR ITS IMPLEMENTATION

Info

Publication number
PT77872B
PT77872B PT77872A PT7787283A PT77872B PT 77872 B PT77872 B PT 77872B PT 77872 A PT77872 A PT 77872A PT 7787283 A PT7787283 A PT 7787283A PT 77872 B PT77872 B PT 77872B
Authority
PT
Portugal
Prior art keywords
evaporator
monitoring
implementation
controlling
Prior art date
Application number
PT77872A
Other languages
French (fr)
Portuguese (pt)
Other versions
PT77872A (en
Original Assignee
Elf Aquitaine
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 Elf Aquitaine filed Critical Elf Aquitaine
Publication of PT77872A publication Critical patent/PT77872A/en
Publication of PT77872B publication Critical patent/PT77872B/en

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
    • F25D21/002—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
    • 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
    • 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
    • F25B2700/21172—Temperatures of an evaporator of the fluid cooled by the evaporator at the inlet
    • 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
PT77872A 1982-12-22 1983-12-21 METHOD FOR MONITORING AND CONTROLLING A EVAPORATOR AND DEVICE FOR ITS IMPLEMENTATION PT77872B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8221549A FR2538518B1 (en) 1982-12-22 1982-12-22 METHOD AND DEVICE FOR MONITORING AND CONTROLLING AN EVAPORATOR

Publications (2)

Publication Number Publication Date
PT77872A PT77872A (en) 1984-01-01
PT77872B true PT77872B (en) 1986-04-09

Family

ID=9280396

Family Applications (1)

Application Number Title Priority Date Filing Date
PT77872A PT77872B (en) 1982-12-22 1983-12-21 METHOD FOR MONITORING AND CONTROLLING A EVAPORATOR AND DEVICE FOR ITS IMPLEMENTATION

Country Status (12)

Country Link
JP (1) JPS59137772A (en)
BE (1) BE898505A (en)
CA (1) CA1216045A (en)
CH (1) CH655781A5 (en)
DE (1) DE3346563A1 (en)
ES (1) ES8406704A1 (en)
FR (1) FR2538518B1 (en)
GB (1) GB2133130B (en)
IT (1) IT1170050B (en)
NL (1) NL8304412A (en)
PT (1) PT77872B (en)
SE (1) SE8307021L (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4538420A (en) * 1983-12-27 1985-09-03 Honeywell Inc. Defrost control system for a refrigeration heat pump apparatus
US4563877A (en) * 1984-06-12 1986-01-14 Borg-Warner Corporation Control system and method for defrosting the outdoor coil of a heat pump
DE3642701C2 (en) * 1986-12-13 1998-06-04 Aeg Hausgeraete Gmbh Warning device for a refrigerator and / or freezer
DE4005728A1 (en) * 1990-02-23 1991-08-29 Behr Gmbh & Co Vehicle refrigeration circuit - has electrically-controlled thermostatic expansion valve controlled by line temp. between compressor and condenser
ES2069496B1 (en) * 1993-08-10 1995-11-01 Asturiana De Zinc Sa TUB FOR ELECTROLYSIS FACILITIES.
US5987897A (en) * 1997-05-30 1999-11-23 Ranco Incorporated Of Delaware Ice bank system
DE102005054104A1 (en) * 2005-11-12 2007-05-24 Stiebel Eltron Gmbh & Co. Kg Compression refrigerator e.g. ventilation system, controlling method, for e.g. heating room, involves determining control value by combining two control values and adjusting throttle body to determined control value
CN105783387B (en) * 2016-04-29 2018-08-28 合肥美的电冰箱有限公司 Defrosting control method, defrosting control device and refrigerator
KR102521994B1 (en) 2018-03-08 2023-04-17 엘지전자 주식회사 Refrigerator
CN114945780B (en) * 2020-01-15 2024-04-12 三菱电机株式会社 Heat pump device

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB834985A (en) * 1957-07-24 1960-05-18 Ranco Inc Control mechanism for refrigerating systems
GB904711A (en) * 1959-01-02 1962-08-29 Parnall & Sons Ltd Improved means for de-frosting refrigerating apparatus
GB975197A (en) * 1962-04-12 1964-11-11 Stone J & Co Ltd Improvements relating to means for controlling the defrosting of refrigerating units
CA844775A (en) * 1967-11-09 1970-06-16 H. Ting Youn Defrost control apparatus
US3479836A (en) * 1967-11-24 1969-11-25 Robertshaw Controls Co Defrost control system using a fluid amplifier
CA855945A (en) * 1968-07-26 1970-11-17 K. Foessl John Temperature control unit
AU410820B2 (en) * 1968-12-02 1971-02-15 An improved differential fluid flow detector
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
SE7406316L (en) * 1974-05-10 1975-11-11 Projectus Ind Produkter Ab PROCEDURE AND DEVICE FOR DEFROSTING EVAPORATORS FOR HEAT PUMPS.
US4104888A (en) * 1977-01-31 1978-08-08 Carrier Corporation Defrost control for heat pumps
JPS53148053A (en) * 1977-05-30 1978-12-23 Matsushita Electric Ind Co Ltd Control method of defrosting
JPS5486839A (en) * 1977-12-23 1979-07-10 Hitachi Ltd Heating/cooling device
US4209994A (en) * 1978-10-24 1980-07-01 Honeywell Inc. Heat pump system defrost control
SE418829B (en) * 1979-11-12 1981-06-29 Volvo Ab AIR CONDITIONING DEVICE FOR MOTOR VEHICLES
US4338790A (en) * 1980-02-21 1982-07-13 The Trane Company Control and method for defrosting a heat pump outdoor heat exchanger
US4332141A (en) * 1980-08-25 1982-06-01 Honeywell Inc. Defrost control system for refrigeration system
US4328680A (en) * 1980-10-14 1982-05-11 General Electric Company Heat pump defrost control apparatus

Also Published As

Publication number Publication date
FR2538518B1 (en) 1986-04-04
GB8333757D0 (en) 1984-01-25
ES528223A0 (en) 1984-08-01
FR2538518A1 (en) 1984-06-29
DE3346563A1 (en) 1984-06-28
BE898505A (en) 1984-04-16
SE8307021L (en) 1984-06-23
NL8304412A (en) 1984-07-16
CH655781A5 (en) 1986-05-15
PT77872A (en) 1984-01-01
ES8406704A1 (en) 1984-08-01
GB2133130B (en) 1986-04-16
IT1170050B (en) 1987-06-03
GB2133130A (en) 1984-07-18
CA1216045A (en) 1986-12-30
SE8307021D0 (en) 1983-12-19
JPS59137772A (en) 1984-08-07
IT8324344A0 (en) 1983-12-22

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