FR2326669A1 - Perfectionnements aux systemes de refrigeration - Google Patents

Perfectionnements aux systemes de refrigeration

Info

Publication number
FR2326669A1
FR2326669A1 FR7629240A FR7629240A FR2326669A1 FR 2326669 A1 FR2326669 A1 FR 2326669A1 FR 7629240 A FR7629240 A FR 7629240A FR 7629240 A FR7629240 A FR 7629240A FR 2326669 A1 FR2326669 A1 FR 2326669A1
Authority
FR
France
Prior art keywords
refrigeration systems
systems improvements
refrigeration
systems
Prior art date
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.)
Granted
Application number
FR7629240A
Other languages
English (en)
French (fr)
Other versions
FR2326669B1 (enExample
Inventor
Hjalmar Schibbye
Iord Holmstrom
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—Component parts or details not otherwise provided for in this subclass
    • 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—Component parts or details not otherwise provided for in this subclass
    • 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)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
  • Devices That Are Associated With Refrigeration Equipment (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 true FR2326669A1 (fr) 1977-04-29
FR2326669B1 FR2326669B1 (enExample) 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 (enExample)
JP (1) JPS5844942B2 (enExample)
AU (1) AU498597B2 (enExample)
BE (1) BE846777A (enExample)
BR (1) BR7606508A (enExample)
CA (1) CA1049275A (enExample)
CS (1) CS199642B2 (enExample)
DD (1) DD126166A5 (enExample)
DE (1) DE2643622A1 (enExample)
DK (1) DK149995C (enExample)
FR (1) FR2326669A1 (enExample)
GB (1) GB1564115A (enExample)
IE (1) IE43861B1 (enExample)
IN (1) IN143378B (enExample)
IT (1) IT1077055B (enExample)
SE (1) SE422108B (enExample)
ZA (1) ZA765848B (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5442156U (enExample) * 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
EP0741851B1 (en) * 1994-02-03 1998-11-04 Svenska Rotor Maskiner Ab Refrigeration system and a method for regulating the refrigeration capacity of such a system
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
CA2462568A1 (en) * 2001-10-26 2003-05-01 Igc-Polycold Systems Inc. Methods of freezeout prevention for very low temperature mixed refrigerant systems
WO2005036072A1 (en) * 2003-10-08 2005-04-21 Copeland Corporation Distributed condensing units
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
WO2015002086A1 (ja) 2013-07-02 2015-01-08 三菱電機株式会社 冷媒回路および空気調和装置
EP3334937B1 (en) * 2015-08-11 2024-06-26 Carrier Corporation Screw compressor economizer plenum for pulsation reduction
US10767912B2 (en) * 2015-10-08 2020-09-08 Mitsubishi Electric Corporation Refrigeration cycle apparatus
US12656031B2 (en) 2022-09-30 2026-06-16 Hill Phoenix, Inc. CO2 refrigeration system with multiple receivers

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
FR1571880A (enExample) * 1968-05-06 1969-06-20
US3577742A (en) * 1969-06-13 1971-05-04 Vilter Manufacturing Corp Refrigeration system having a screw compressor with an auxiliary high pressure suction inlet
FR2287664A1 (fr) * 1974-10-11 1976-05-07 Granryd Eric Procede de fonctionnement d'un appareil refrigerateur et appareil pour l'application dudit procede

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US21599A (en) * 1858-09-28 Making nut-blanks
US3353367A (en) * 1966-04-11 1967-11-21 Frick Co Liquid refrigerant return system
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

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
FR1571880A (enExample) * 1968-05-06 1969-06-20
US3577742A (en) * 1969-06-13 1971-05-04 Vilter Manufacturing Corp Refrigeration system having a screw compressor with an auxiliary high pressure suction inlet
FR2287664A1 (fr) * 1974-10-11 1976-05-07 Granryd Eric Procede de fonctionnement d'un appareil refrigerateur et appareil pour l'application dudit procede

Also Published As

Publication number Publication date
DE2643622A1 (de) 1977-04-07
IE43861L (en) 1977-03-30
DK438576A (da) 1977-03-31
ZA765848B (en) 1977-09-28
GB1564115A (en) 1980-04-02
US4084405A (en) 1978-04-18
FR2326669B1 (enExample) 1983-04-29
JPS5844942B2 (ja) 1983-10-06
AU498597B2 (en) 1979-03-15
BR7606508A (pt) 1977-07-05
SE422108B (sv) 1982-02-15
IN143378B (enExample) 1977-11-12
SE7610573L (sv) 1977-03-31
AU1820176A (en) 1978-04-06
DD126166A5 (enExample) 1977-06-22
BE846777A (fr) 1977-03-30
DE2643622C2 (enExample) 1987-09-03
IE43861B1 (en) 1981-06-17
CA1049275A (en) 1979-02-27
DK149995B (da) 1986-11-10
IT1077055B (it) 1985-04-27
DK149995C (da) 1987-07-06
CS199642B2 (en) 1980-07-31
JPS5284553A (en) 1977-07-14

Similar Documents

Publication Publication Date Title
BE836131A (fr) Perfectionnements aux systemes de support
FR2326649A1 (fr) Perfectionnements aux raccordements de tuyauterie
SE415436B (sv) Televisionssystem
BE798782A (fr) Perfectionnements aux installations de multicalculateurs
BE846617A (nl) Echangeur de chaleur
BR7608054A (pt) Valvula de estragulamento
BE777617A (fr) Perfectionnements relatifs aux systemes de haut-parleurs
DK295476A (da) Udluftningsventil
BE846777A (fr) Systeme de refrigeration ameliore
BR7607101A (pt) Valvula de bujao conico
FR2301755A1 (fr) Soupape de surpre
SE7601432L (sv) Andningssystem
BE845562A (fr) Systemes catalytiques
BE845683A (fr) Systemes de communication
FR2353725A1 (fr) Soupape de compresseur
FR2333210A1 (fr) Systeme de refrigeration
FI772442A7 (fi) Tumoermotverkande antibiotika
FR2319210A1 (fr) Perfectionnements aux accumulateurs
DK460676A (da) Tetningssystem
BE857966A (fr) Perfectionnements aux polyurethannes
DK583776A (da) Kompressor
BE837415R (fr) Perfectionnements aux systemes de telecommunications
SE7609870L (sv) Vetskeingkompressor
NL7600516A (nl) Compressor.
FR2301787A1 (fr) Installation frigorifique

Legal Events

Date Code Title Description
ST Notification of lapse