DK2008036T3 - Kølesystem med parallelle trinvise economizerkredsløb, der anvender flertrinskomprimering - Google Patents

Kølesystem med parallelle trinvise economizerkredsløb, der anvender flertrinskomprimering Download PDF

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Publication number
DK2008036T3
DK2008036T3 DK06739673.9T DK06739673T DK2008036T3 DK 2008036 T3 DK2008036 T3 DK 2008036T3 DK 06739673 T DK06739673 T DK 06739673T DK 2008036 T3 DK2008036 T3 DK 2008036T3
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DK
Denmark
Prior art keywords
refrigerant
economizer
compressor
path
economized
Prior art date
Application number
DK06739673.9T
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English (en)
Inventor
James W Bush
Wayne P Beagle
Biswajit Mitra
Original Assignee
Carrier Corp
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Publication of DK2008036T3 publication Critical patent/DK2008036T3/da

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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
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/008—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant being carbon dioxide
    • 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
    • F25B2309/00—Gas cycle refrigeration machines
    • F25B2309/06—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
    • F25B2309/061—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical pressure
    • 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
    • F25B2400/13—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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)

Claims (9)

1. Kølesystem (20) omfattende: en fordamper (27) til fordampning af et kølemiddel; en totrins kompressor (32) til komprimering af kølemidlet, hvor totrins kompressoren (32) har en sugeport (54), en mellemtrinsport (48) og en udløbsport (37); en anden kompressor (70) til komprimering af kølemidlet, hvor den anden kompressor (70) har en sugeport (76) og en udløbsport (78), hvor den anden kompressor (70) er en totrins kompressor; en varmeafvisende varmeveksler (24) til afkøling af kølemidlet; et første economizerkredsløb konfigureret til at injicere kølemiddel ind i mellemtrinsporten (48) i totrins kompressoren (32), hvor det første economizerkredsløb har en economizervarmeveksler (28A) og en ekspansionsventil (30A); og et andet economizerkredsløb forbundet med den anden kompressor, hvor det andet economizerkredsløb har en economizervarmeveksler (28B) og en ekspansionsventil (30B) og konfigureret til at injicere en del af kølemidlet ind i en mellemtrinsport (72) på den anden kompressor (70); og kendetegnet ved yderligere at omfatte et tredje economizerkredsløb, der har en economizervarmeveksler (28C) og en ekspansionsventil (30C) og konfigureret til at injicere en del af kølemidlet ind i sugeporten (76) på den anden kompressor (70).
2. Kølesystem ifølge krav 1, hvor den varmeafvisende varmeveksler (24) er en kondensator.
3. Kølesystem ifølge krav 1, hvor den varmeafvisende varmeveksler (24) er en gaskøler.
4. Kølesystem ifølge krav 1, hvor kølemidlet er kuldioxid.
5. Kølesystem ifølge krav 1, hvor totrins kompressoren (32) og den anden kompressor (70) er del afen enkelt kompressorenhed med adskillige fortrængningselementer.
6. Kølesystem ifølge krav 1, hvor economizervarmevekslerne (28A,28C) i det første og andet economizerkredsløb er flashtanke.
7. Kølesystem ifølge krav 1, hvor ekspansionsventilerne (30A,30C) i det første og andet economizerkredsløb er termoekspansionsventiler.
8. Kølesystem ifølge krav 1, hvor ekspansionsventilerne (30A,30C) i det første og andet economizerkredsløb er elektroniske ekspansionsventiler.
9. Fremgangsmåde til drift af et kølesystem, hvor fremgangsmåden omfatter: fordampning af et kølemiddel; komprimering af kølemidlet fra et lavere tryk til et højere tryk med en totrins kompressor (32); køling af kølemidlet; ledning af kølemidlet gennem en flerhed af economizervarmevekslere (28A,28B,28C), der hver har en hovedbane og en økonominiseret bane; injektion af en første del af kølemidlet fra den økonominiserede bane i en af economizervarmevekslerne ind i en mellemtrinsport (48) på totrins kompressoren (32); komprimering af den første del af kølemidlet i totrins kompressoren (32); injektion af en anden del af kølemidlet fra den økonominiserede bane i en anden af economizervarmevekslerne (28B) ind i en mellemtrinsport på en anden kompressor (70), hvor den anden kompressor (70) er en totrins kompressor; og komprimering af den anden del af kølemidlet i den anden kompressor (70), og kendetegnet ved: injektion af en tredje del af kølemidlet fra den økonominiserede bane i en tredje af economizervarmevekslerne (28C) ind i sugeporten (76) på den anden kompressor (70).
DK06739673.9T 2006-03-27 2006-03-27 Kølesystem med parallelle trinvise economizerkredsløb, der anvender flertrinskomprimering DK2008036T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2006/011018 WO2007111586A1 (en) 2006-03-27 2006-03-27 Refrigerating system with parallel staged economizer circuits using multistage compression

Publications (1)

Publication Number Publication Date
DK2008036T3 true DK2008036T3 (da) 2016-01-18

Family

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DK06739673.9T DK2008036T3 (da) 2006-03-27 2006-03-27 Kølesystem med parallelle trinvise economizerkredsløb, der anvender flertrinskomprimering

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Country Link
US (1) US8418482B2 (da)
EP (1) EP2008036B1 (da)
DK (1) DK2008036T3 (da)
WO (1) WO2007111586A1 (da)

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Also Published As

Publication number Publication date
WO2007111586A1 (en) 2007-10-04
EP2008036A1 (en) 2008-12-31
US20100223938A1 (en) 2010-09-09
US8418482B2 (en) 2013-04-16
EP2008036A4 (en) 2011-12-14
EP2008036B1 (en) 2015-12-02

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