DK2147264T3 - Kølemiddeldampkompressionssystem - Google Patents

Kølemiddeldampkompressionssystem Download PDF

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Publication number
DK2147264T3
DK2147264T3 DK07756033.2T DK07756033T DK2147264T3 DK 2147264 T3 DK2147264 T3 DK 2147264T3 DK 07756033 T DK07756033 T DK 07756033T DK 2147264 T3 DK2147264 T3 DK 2147264T3
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DK
Denmark
Prior art keywords
refrigerant
flow control
heat exchanger
compression
coolant
Prior art date
Application number
DK07756033.2T
Other languages
English (en)
Inventor
Biswajit Mitra
Yu H Chen
Jason Scarcella
Suresh Duraisamy
Lucy Yi Liu
Original Assignee
Carrier Corp
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Publication of DK2147264T3 publication Critical patent/DK2147264T3/da

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B1/00Compression machines, plants or systems with non-reversible cycle
    • F25B1/10Compression machines, plants or systems with non-reversible cycle with multi-stage compression
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/32Cooling devices
    • B60H1/3204Cooling devices using compression
    • B60H1/3228Cooling devices using compression characterised by refrigerant circuit configurations
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/30Expansion means; Dispositions thereof
    • F25B41/385Dispositions with two or more expansion means arranged in parallel on a refrigerant line leading to the same evaporator
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B9/00Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/002Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/008Compression 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2309/00Gas cycle refrigeration machines
    • F25B2309/06Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
    • F25B2309/061Compression machines, plants or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00General 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
    • F25B2400/13Economisers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00General 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
    • F25B2400/23Separators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00Control issues
    • F25B2600/25Control of valves
    • F25B2600/2509Economiser valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00Control issues
    • F25B2600/25Control of valves
    • F25B2600/2513Expansion valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19Pressures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19Pressures
    • F25B2700/193Pressures of the compressor
    • F25B2700/1931Discharge pressures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19Pressures
    • F25B2700/193Pressures of the compressor
    • F25B2700/1933Suction pressures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21Temperatures
    • F25B2700/2115Temperatures of a compressor or the drive means therefor
    • F25B2700/21151Temperatures of a compressor or the drive means therefor at the suction side of the compressor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21Temperatures
    • F25B2700/2115Temperatures of a compressor or the drive means therefor
    • F25B2700/21152Temperatures of a compressor or the drive means therefor at the discharge side of the compressor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B31/00Compressor arrangements
    • F25B31/006Cooling of compressor or motor
    • F25B31/008Cooling of compressor or motor by injecting a liquid
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B40/00Subcoolers, desuperheaters or superheaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/30Expansion means; Dispositions thereof
    • F25B41/39Dispositions with two or more expansion means arranged in series, i.e. multi-stage expansion, on a refrigerant line leading to the same evaporator

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Air Conditioning Control Device (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)

Claims (2)

1. Et kølemiddeldampkompressionssystem (10) omfattende: et primært kølemiddelkredsløb omfattende en kølemiddelkompressionsindretning (20), en kølemiddelvarmeafvisende varmeveksler (40) nedstrøms for kompressionsindretningen (20), en kølemiddelvarmeabsorberende varmeveksler (50) nedstrøms for den kølemiddelvarmeafvisende varmeveksler (40) og en primær ekspansionsindretning (55) anbragt i kølekredsløbet nedstrøms for den kølemiddelvarmeafvisende varmeveksler (40) og opstrøms for den kølemiddelvarmeabsorberende varmeveksler (50); en flashtank (70) anbragt i kølemiddelkredsløbet nedstrøms for den nævnte kølemiddelvarmeafvisende varmeveksler (40) og opstrøms for den primære ekspansionsindretning (55), idet flashtanken (70) afgrænser et separationskammer (72), hvori kølemiddel i en flydende tilstand opsamles i en nedre del af separationskammeret (72) og kølemidlet i en damptilstand i en del af separationskammeret (72) over det flydende kølemiddel; en sekundær ekspansionsindretning (65) anbragt i kølekredsløbet I operativ forbindelse med og opstrøms for flashtanken (70); en kølemiddeldampindsprøjtningsledning (14), der etablerer kølemiddelstrømskommunikation mellem en øvre del af separationskammeret (72) og et mellemtrykstrin af kompressionsindretningen (20) og en sugetryksdel af det primære kølemiddelkredsløb; en kølemiddelvæskeindsprøjtningsledning (18), der etablerer kølemiddelstrømskommunikation mellem en nedre del af separationskammeret (72) og et mellemtrykstrin af kompressionsindretningen (20) og en sugetryksdel af det primære kølemiddelkredsløb; og et styresystem til selektivt at styre kølemiddel damp fra flashtanken (70) gennem kølemiddeldampindsprøjtningsledningen (14) til indsprøjtning enten i det primære kølemiddelkredsløb ved et mellemtrykstrin i kompressionsprocessen eller i en sugedel af det primære kølemiddelkredsløb og til selektivt at styre kølemiddelvæske fra flashtanken (70) gennem indsprøjtningslinjen (18) til kølemiddelvæsken til indsprøjtning enten i det primære kølemiddelkredsløb ved et mellemtrykstrin i kompressionsprocessen eller i en sugedel af det primære kølemiddelkredsløb; kendetegnet ved at: nævnte styresystem indbefatter en regulator (100) og en flerhed af strømningsreguleringsventiler (53, 73, 83, 93), som er operativt forbundet med kølemiddeldampindsprøjtningslinjen (14) og den kølemiddelindsprøjtningsledning (18), hvor regulatoren (100) selektivt styrer positioneringen af hver af den nævnte flerhed af strømningsreguleringsventiler (53, 73, 83, 93) mellem dets respektive åbne og lukkede positioner, hvor flerheden afstrømningsreguleringsventiler (53, 73, 83, 93) omfatter: en første strømningsreguleringsventil (73) indskudt i en opstrøms del af kølemiddeldampindsprøjtningsledningen (14); en anden strømningsreguleringsventil (53) indskudt i en opstrøms del af nævnte kølemiddelvæskeindsprøjtningslinje (18); en tredje strømningsreguleringsventil (93) anbragt opstrøms med hensyn til kølemiddelstrøm på mellemtrykstrinnet af kompressionsindretningen (20) og nedstrøms med hensyn til kølemiddelstrømmen af både den første strømningsreguleringsventil (73) og den anden strømningsreguleringsventil (53); og en fjerde strømningsreguleringsventil (83) anbragt opstrøms med hensyn til kølemiddelstrøm af sugetryksdelen af det primære kølemiddelkredsløb og nedstrøms med hensyn til kølemiddelstrømmen af både den første strømningsreguleringsventil (73) og den anden strømstyringsventil (53).
2. Et transportkølesystem omfattende et kølemiddeldampkompressionssystem ifølge krav 1.
DK07756033.2T 2007-04-24 2007-04-24 Kølemiddeldampkompressionssystem DK2147264T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2007/010065 WO2008130357A1 (en) 2007-04-24 2007-04-24 Refrigerant vapor compression system and method of transcritical operation

Publications (1)

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DK2147264T3 true DK2147264T3 (da) 2019-03-04

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Country Status (7)

Country Link
US (1) US8424326B2 (da)
EP (1) EP2147264B1 (da)
JP (1) JP2010525292A (da)
CN (1) CN101688696B (da)
DK (1) DK2147264T3 (da)
HK (1) HK1142664A1 (da)
WO (1) WO2008130357A1 (da)

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