FR2134881A5 - - Google Patents

Info

Publication number
FR2134881A5
FR2134881A5 FR7114522A FR7114522A FR2134881A5 FR 2134881 A5 FR2134881 A5 FR 2134881A5 FR 7114522 A FR7114522 A FR 7114522A FR 7114522 A FR7114522 A FR 7114522A FR 2134881 A5 FR2134881 A5 FR 2134881A5
Authority
FR
France
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
FR7114522A
Other languages
French (fr)
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.)
BONTAMI CONST ISOTHERMIQ
Original Assignee
BONTAMI CONST ISOTHERMIQ
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 BONTAMI CONST ISOTHERMIQ filed Critical BONTAMI CONST ISOTHERMIQ
Priority to FR7114522A priority Critical patent/FR2134881A5/fr
Priority to DE19722217779 priority patent/DE2217779A1/en
Priority to US00244580A priority patent/US3828152A/en
Priority to GB1808272A priority patent/GB1360754A/en
Application granted granted Critical
Publication of FR2134881A5 publication Critical patent/FR2134881A5/fr
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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B1/00—Compression machines, plants or systems with non-reversible cycle
    • F25B1/10—Compression machines, plants or systems with non-reversible cycle with multi-stage compression
    • 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
    • F25B49/022—Compressor control arrangements
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
    • G05D16/2066—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using controlling means acting on the pressure source
    • G05D16/2073—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using controlling means acting on the pressure source with a plurality of pressure sources
    • 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
    • F25B2400/07—Details of compressors or related parts
    • F25B2400/075—Details of compressors or related parts with parallel compressors
    • 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
    • F25B2600/025—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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
    • F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
FR7114522A 1971-04-23 1971-04-23 Expired FR2134881A5 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7114522A FR2134881A5 (en) 1971-04-23 1971-04-23
DE19722217779 DE2217779A1 (en) 1971-04-23 1972-04-13 Pressure and volume regulator, especially in a refrigeration system
US00244580A US3828152A (en) 1971-04-23 1972-04-17 Regulator for centralized refrigerating
GB1808272A GB1360754A (en) 1971-04-23 1972-04-19 Regulator for centralized refrigerating system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7114522A FR2134881A5 (en) 1971-04-23 1971-04-23

Publications (1)

Publication Number Publication Date
FR2134881A5 true FR2134881A5 (en) 1972-12-08

Family

ID=9075823

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7114522A Expired FR2134881A5 (en) 1971-04-23 1971-04-23

Country Status (4)

Country Link
US (1) US3828152A (en)
DE (1) DE2217779A1 (en)
FR (1) FR2134881A5 (en)
GB (1) GB1360754A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2422122A1 (en) * 1978-04-03 1979-11-02 Pet Inc SUCTION PRESSURE CONTROL DEVICE FOR A MULTIPLE COMPRESSOR REFRIGERATION SYSTEM

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4193270A (en) * 1978-02-27 1980-03-18 Scott Jack D Refrigeration system with compressor load transfer means
US4951475A (en) * 1979-07-31 1990-08-28 Altech Controls Corp. Method and apparatus for controlling capacity of a multiple-stage cooling system
US5265434A (en) * 1979-07-31 1993-11-30 Alsenz Richard H Method and apparatus for controlling capacity of a multiple-stage cooling system
US4982571A (en) * 1989-08-03 1991-01-08 Westinghouse Electric Corp. Safety apparatus for superconducting magnetic energy stored system
KR100697025B1 (en) * 2005-06-09 2007-03-20 엘지전자 주식회사 Linear Compressor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2237574A (en) * 1937-12-24 1941-04-08 Automatic Control Corp Control system
US2985732A (en) * 1959-04-06 1961-05-23 Barber Machinery Ltd Pressure operable control device
US3260816A (en) * 1963-09-25 1966-07-12 Murdock Associates Inc Pressure switch
US3350896A (en) * 1966-01-11 1967-11-07 Westinghouse Electric Corp Multiple evaporator refrigeration systems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2422122A1 (en) * 1978-04-03 1979-11-02 Pet Inc SUCTION PRESSURE CONTROL DEVICE FOR A MULTIPLE COMPRESSOR REFRIGERATION SYSTEM

Also Published As

Publication number Publication date
US3828152A (en) 1974-08-06
DE2217779A1 (en) 1972-11-16
GB1360754A (en) 1974-07-24

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Legal Events

Date Code Title Description
ST Notification of lapse