BE827216A - Dispositif de protection contre le gel d'une installation de climatisation a circulation d'eau - Google Patents

Dispositif de protection contre le gel d'une installation de climatisation a circulation d'eau

Info

Publication number
BE827216A
BE827216A BE154799A BE154799A BE827216A BE 827216 A BE827216 A BE 827216A BE 154799 A BE154799 A BE 154799A BE 154799 A BE154799 A BE 154799A BE 827216 A BE827216 A BE 827216A
Authority
BE
Belgium
Prior art keywords
air conditioning
protection device
conditioning system
water circulating
circulating air
Prior art date
Application number
BE154799A
Other languages
English (en)
French (fr)
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 US05/478,530 external-priority patent/US4171621A/en
Application filed filed Critical
Publication of BE827216A publication Critical patent/BE827216A/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/001—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems in which the air treatment in the central station takes place by means of a heat-pump or by means of a reversible cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
    • F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Other Air-Conditioning Systems (AREA)
BE154799A 1974-06-12 1975-03-26 Dispositif de protection contre le gel d'une installation de climatisation a circulation d'eau BE827216A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/478,530 US4171621A (en) 1973-03-21 1974-06-12 Freeze protection device in heat pump system

Publications (1)

Publication Number Publication Date
BE827216A true BE827216A (fr) 1975-07-16

Family

ID=23900313

Family Applications (1)

Application Number Title Priority Date Filing Date
BE154799A BE827216A (fr) 1974-06-12 1975-03-26 Dispositif de protection contre le gel d'une installation de climatisation a circulation d'eau

Country Status (11)

Country Link
BE (1) BE827216A (enrdf_load_stackoverflow)
BR (1) BR7503691A (enrdf_load_stackoverflow)
CA (1) CA998251A (enrdf_load_stackoverflow)
DD (1) DD118167A5 (enrdf_load_stackoverflow)
DE (1) DE2513455A1 (enrdf_load_stackoverflow)
DK (1) DK263475A (enrdf_load_stackoverflow)
ES (1) ES435692A1 (enrdf_load_stackoverflow)
FR (1) FR2280032A2 (enrdf_load_stackoverflow)
GB (1) GB1457732A (enrdf_load_stackoverflow)
IT (1) IT1033195B (enrdf_load_stackoverflow)
SE (1) SE7504113L (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1214855B (it) * 1984-03-13 1990-01-18 Raif Spa Circuito refrigerante per il trattamento di liquidi, utilizzante un evaporatore-scambiatore a elementi concentrici entro i quali i rispettivi fluidi si muovono in senso contrario uno all'altro, nel modo detto controcorrente.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2136813A (en) * 1935-09-12 1938-11-15 Dewey H Dolison Liquid cooler control
US3404728A (en) * 1966-04-08 1968-10-08 Singer Co Air conditioning system
GB1307604A (en) * 1970-03-05 1973-02-21 Temperature Ltd Heat pumps units

Also Published As

Publication number Publication date
DK263475A (da) 1975-12-13
ES435692A1 (es) 1976-12-01
SE7504113L (sv) 1975-12-15
IT1033195B (it) 1979-07-10
CA998251A (en) 1976-10-12
DD118167A5 (enrdf_load_stackoverflow) 1976-02-12
FR2280032B2 (enrdf_load_stackoverflow) 1979-01-19
GB1457732A (en) 1976-12-08
DE2513455A1 (de) 1976-01-02
BR7503691A (pt) 1976-06-29
FR2280032A2 (fr) 1976-02-20

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