IT1005656B - Dispositivo di controllo per rego lare la temperatura in uno spazio refrigerato - Google Patents

Dispositivo di controllo per rego lare la temperatura in uno spazio refrigerato

Info

Publication number
IT1005656B
IT1005656B IT12554/74A IT1255474A IT1005656B IT 1005656 B IT1005656 B IT 1005656B IT 12554/74 A IT12554/74 A IT 12554/74A IT 1255474 A IT1255474 A IT 1255474A IT 1005656 B IT1005656 B IT 1005656B
Authority
IT
Italy
Prior art keywords
adjust
temperature
control device
refrigerated space
refrigerated
Prior art date
Application number
IT12554/74A
Other languages
English (en)
Original Assignee
Controls Co Of America
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 Controls Co Of America filed Critical Controls Co Of America
Application granted granted Critical
Publication of IT1005656B publication Critical patent/IT1005656B/it

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
    • A47F3/00—Show cases or show cabinets
    • A47F3/04—Show cases or show cabinets air-conditioned, refrigerated
    • A47F3/0478—Control or safety arrangements
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • F25B41/22—Disposition of valves, e.g. of on-off valves or flow control valves between evaporator and compressor
    • 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • 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
    • F25B2347/00—Details for preventing or removing deposits or corrosion
    • F25B2347/02—Details of defrosting cycles
    • F25B2347/023—Set point defrosting
    • 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
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/22—Refrigeration systems for supermarkets
    • 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
    • F25B2600/026—Compressor control by controlling unloaders

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Air Conditioning Control Device (AREA)
  • Control Of Temperature (AREA)
  • Defrosting Systems (AREA)
IT12554/74A 1973-03-16 1974-03-13 Dispositivo di controllo per rego lare la temperatura in uno spazio refrigerato IT1005656B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US34191273A 1973-03-16 1973-03-16
US433831A US3872685A (en) 1973-03-16 1974-01-15 Evaporator temperature control for refrigeration systems

Publications (1)

Publication Number Publication Date
IT1005656B true IT1005656B (it) 1976-09-30

Family

ID=26992732

Family Applications (1)

Application Number Title Priority Date Filing Date
IT12554/74A IT1005656B (it) 1973-03-16 1974-03-13 Dispositivo di controllo per rego lare la temperatura in uno spazio refrigerato

Country Status (10)

Country Link
US (1) US3872685A (it)
JP (1) JPS49126149A (it)
AU (1) AU6655474A (it)
BR (1) BR7401941D0 (it)
CA (1) CA989188A (it)
DE (2) DE7409165U (it)
ES (1) ES424317A1 (it)
FR (1) FR2221698B1 (it)
GB (1) GB1427455A (it)
IT (1) IT1005656B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA794377B (en) * 1978-09-20 1980-11-26 Carrier Corp Refrigeration compressor capacity control means and method
JPS55123958A (en) * 1979-03-15 1980-09-24 Tokyo Shibaura Electric Co Air conditioner
US4259848A (en) * 1979-06-15 1981-04-07 Voigt Carl A Refrigeration system
JPS5714157A (en) * 1980-06-27 1982-01-25 Matsushita Electric Ind Co Ltd Refrigerant flow rate control for airconditioner
CH662172A5 (de) * 1982-12-21 1987-09-15 Escher Wyss Gmbh Vorrichtung zur regelung der kaelteleistung von kuehlgeraeten fuer die kuehlung von landwirtschaftlichen schuettguetern.
JPS6176853A (ja) * 1984-09-19 1986-04-19 富士電機株式会社 冷凍装置の運転制御方式
US4621502A (en) * 1985-01-11 1986-11-11 Tyler Refrigeration Corporation Electronic temperature control for refrigeration system
JPS61191851A (ja) * 1986-02-06 1986-08-26 三洋電機株式会社 シヨーケースの運転方法
JPS62154392U (it) * 1986-03-24 1987-09-30
US4848100A (en) * 1987-01-27 1989-07-18 Eaton Corporation Controlling refrigeration
US4995240A (en) * 1987-01-27 1991-02-26 Eaton Corporation Controlling refrigeration having control module directly attached on valve body
US4794762A (en) * 1987-01-27 1989-01-03 Eaton Corporation Refrigerant flow control system
US5289699A (en) * 1991-09-19 1994-03-01 Mayer Holdings S.A. Thermal inter-cooler
DE69636207T2 (de) * 1995-03-14 2007-04-05 Hussmann Corp. Verkaufsmöbel mit modularen Verdampferrohrschlangen und elektronischer Steuerung der Verdampfdruckregelung
US6298673B1 (en) * 2000-05-18 2001-10-09 Carrier Corporation Method of operating a refrigerated merchandiser system
US20050241323A1 (en) * 2004-04-07 2005-11-03 Miller Wanda J Energy analyzer for a refrigeration system
US20110079286A1 (en) * 2009-10-01 2011-04-07 Hamilton Sundstrand Corporation Expansion Valve
CN104713274A (zh) * 2015-03-19 2015-06-17 合肥天鹅制冷科技有限公司 能量调节制冷装置
CN110793241A (zh) * 2019-10-10 2020-02-14 青岛新欧亚能源有限公司 大型化空气源热泵无霜运行系统及控制方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2046894A (en) * 1935-02-04 1936-07-07 Gen Motors Corp Refrigerating apparatus
US2309773A (en) * 1941-03-29 1943-02-02 Gen Motors Corp Refrigerating apparatus
US3070974A (en) * 1959-12-14 1963-01-01 Garrett Corp Single valve refrigeration control
US3380262A (en) * 1966-11-21 1968-04-30 Trane Co Refrigeration apparatus with load limit control
US3577743A (en) * 1969-06-10 1971-05-04 Vilter Manufacturing Corp Control for refrigeration systems

Also Published As

Publication number Publication date
CA989188A (en) 1976-05-18
DE7409165U (de) 1977-12-15
DE2412614A1 (de) 1974-09-26
US3872685A (en) 1975-03-25
JPS49126149A (it) 1974-12-03
ES424317A1 (es) 1976-06-01
GB1427455A (en) 1976-03-10
BR7401941D0 (pt) 1974-11-05
FR2221698B1 (it) 1978-01-06
FR2221698A1 (it) 1974-10-11
AU6655474A (en) 1975-09-18

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