FR2326669B1 - - Google Patents

Info

Publication number
FR2326669B1
FR2326669B1 FR7629240A FR7629240A FR2326669B1 FR 2326669 B1 FR2326669 B1 FR 2326669B1 FR 7629240 A FR7629240 A FR 7629240A FR 7629240 A FR7629240 A FR 7629240A FR 2326669 B1 FR2326669 B1 FR 2326669B1
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
FR7629240A
Other versions
FR2326669A1 (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.)
Svenska Rotor Maskiner AB
Original Assignee
Svenska Rotor Maskiner AB
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 Svenska Rotor Maskiner AB filed Critical Svenska Rotor Maskiner AB
Publication of FR2326669A1 publication Critical patent/FR2326669A1/fr
Application granted granted Critical
Publication of FR2326669B1 publication Critical patent/FR2326669B1/fr
Granted 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
    • 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
    • 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
    • F25B1/04—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type
    • F25B1/047—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type of screw 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
    • 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
    • F25B2400/13—Economisers
    • 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
    • F25B2400/23—Separators
    • 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
    • F25B2600/25—Control of valves
    • F25B2600/2509—Economiser valves
    • 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
    • F25B2700/04—Refrigerant level
    • 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
    • F25B2700/19—Pressures
    • F25B2700/193—Pressures of the compressor
    • F25B2700/1931—Discharge pressures
    • 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
    • F25B2700/19—Pressures
    • F25B2700/193—Pressures of the compressor
    • F25B2700/1933—Suction pressures
    • 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
    • F25B2700/2108—Temperatures of a receiver
    • 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
    • F25B2700/2109—Temperatures of a separator
    • 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
    • F25B2700/2115—Temperatures of a compressor or the drive means therefor
    • F25B2700/21151—Temperatures of a compressor or the drive means therefor at the suction side of the 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2115—Temperatures of a compressor or the drive means therefor
    • F25B2700/21152—Temperatures of a compressor or the drive means therefor at the discharge side of the compressor

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Compressor (AREA)
FR7629240A 1975-09-30 1976-09-29 Perfectionnements aux systemes de refrigeration Granted FR2326669A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB39986/75A GB1564115A (en) 1975-09-30 1975-09-30 Refrigerating system

Publications (2)

Publication Number Publication Date
FR2326669A1 FR2326669A1 (fr) 1977-04-29
FR2326669B1 true FR2326669B1 (fr) 1983-04-29

Family

ID=10412580

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7629240A Granted FR2326669A1 (fr) 1975-09-30 1976-09-29 Perfectionnements aux systemes de refrigeration

Country Status (17)

Country Link
US (1) US4084405A (fr)
JP (1) JPS5844942B2 (fr)
AU (1) AU498597B2 (fr)
BE (1) BE846777A (fr)
BR (1) BR7606508A (fr)
CA (1) CA1049275A (fr)
CS (1) CS199642B2 (fr)
DD (1) DD126166A5 (fr)
DE (1) DE2643622A1 (fr)
DK (1) DK149995C (fr)
FR (1) FR2326669A1 (fr)
GB (1) GB1564115A (fr)
IE (1) IE43861B1 (fr)
IN (1) IN143378B (fr)
IT (1) IT1077055B (fr)
SE (1) SE422108B (fr)
ZA (1) ZA765848B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5442156U (fr) * 1977-08-31 1979-03-22
JPS5494149A (en) * 1978-01-06 1979-07-25 Hitachi Ltd Freezer
US4295337A (en) * 1979-12-26 1981-10-20 Philip Morris Incorporated Cooling apparatus and method in a liquid cryogen treatment process
JPS60178768U (ja) * 1984-05-07 1985-11-27 サンデン株式会社 冷凍回路
GB8511729D0 (en) * 1985-05-09 1985-06-19 Svenska Rotor Maskiner Ab Screw rotor compressor
US4974427A (en) * 1989-10-17 1990-12-04 Copeland Corporation Compressor system with demand cooling
DE69414415T2 (de) * 1994-02-03 1999-06-10 Svenska Rotor Maskiner Ab Kälteanlage und verfahren zur kälteleistungsregelung einer solchen anlage
JPH11193967A (ja) * 1997-12-26 1999-07-21 Zexel:Kk 冷凍サイクル
US7478540B2 (en) * 2001-10-26 2009-01-20 Brooks Automation, Inc. Methods of freezeout prevention and temperature control for very low temperature mixed refrigerant systems
CN100476322C (zh) * 2001-10-26 2009-04-08 布鲁克斯自动化公司 采用防止发生冻结的管路的超低温制冷系统
EP1671067B1 (fr) * 2003-10-08 2016-08-31 Emerson Climate Technologies, Inc. Unites de condensation reparties
US7866184B2 (en) * 2004-06-16 2011-01-11 Conocophillips Company Semi-closed loop LNG process
DE102005016094B4 (de) * 2005-04-08 2021-02-04 Gea Refrigeration Germany Gmbh Verfahren und Vorrichtung an einer Kälteanlage mit mehreren Schraubenverdichtern
CN105358918B (zh) * 2013-07-02 2017-06-27 三菱电机株式会社 制冷剂回路和空调装置
US10808969B2 (en) * 2015-08-11 2020-10-20 Carrier Corporation Screw compressor economizer plenum for pulsation reduction
EP3361184B1 (fr) * 2015-10-08 2020-05-06 Mitsubishi Electric Corporation Dispositif à cycle frigorifique
US20240110736A1 (en) * 2022-09-30 2024-04-04 Hill Phoenix, Inc. Co2 refrigeration system with multiple receivers

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US21599A (en) * 1858-09-28 Making nut-blanks
GB483616A (en) * 1937-06-17 1938-04-22 Ahlborn E Ag Improvements in and relating to refrigerating machines
FR950713A (fr) * 1940-08-01 1949-10-05 Carrier Corp Perfectionnements apportés aux dispositifs de réfrigération
US2628478A (en) * 1949-12-13 1953-02-17 Philco Corp Method of and apparatus for refrigeration
US3353367A (en) * 1966-04-11 1967-11-21 Frick Co Liquid refrigerant return system
FR1544823A (fr) * 1967-09-27 1968-11-08 J E Watkins Co Perfectionnements apportés aux systèmes de réfrigération, notamment à recvclage ou recirculation du liquide
SE338576B (fr) * 1968-05-06 1971-09-13 Stal Refrigeration Ab
US3577742A (en) * 1969-06-13 1971-05-04 Vilter Manufacturing Corp Refrigeration system having a screw compressor with an auxiliary high pressure suction inlet
US3848425A (en) * 1972-12-04 1974-11-19 Successor Corp Low pressure refrigeration system
US3913346A (en) * 1974-05-30 1975-10-21 Dunham Bush Inc Liquid refrigerant injection system for hermetic electric motor driven helical screw compressor
SE395186B (sv) * 1974-10-11 1977-08-01 Granryd Eric Sett att forbettra kyleffekt och koldfaktor i en kylanleggning samt kylanleggning for att utova settet

Also Published As

Publication number Publication date
CS199642B2 (en) 1980-07-31
US4084405A (en) 1978-04-18
IE43861B1 (en) 1981-06-17
SE7610573L (sv) 1977-03-31
SE422108B (sv) 1982-02-15
JPS5284553A (en) 1977-07-14
JPS5844942B2 (ja) 1983-10-06
FR2326669A1 (fr) 1977-04-29
AU1820176A (en) 1978-04-06
IT1077055B (it) 1985-04-27
DK149995C (da) 1987-07-06
IN143378B (fr) 1977-11-12
BE846777A (fr) 1977-03-30
DE2643622C2 (fr) 1987-09-03
DD126166A5 (fr) 1977-06-22
DK149995B (da) 1986-11-10
AU498597B2 (en) 1979-03-15
BR7606508A (pt) 1977-07-05
CA1049275A (fr) 1979-02-27
IE43861L (en) 1977-03-30
GB1564115A (en) 1980-04-02
DE2643622A1 (de) 1977-04-07
ZA765848B (en) 1977-09-28
DK438576A (da) 1977-03-31

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Legal Events

Date Code Title Description
ST Notification of lapse