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ATE439559T1 - SECOND TEMPERATURE REFRIGERANT CIRCUIT - Google Patents

SECOND TEMPERATURE REFRIGERANT CIRCUIT

Info

Publication number
ATE439559T1
ATE439559T1 AT05816391T AT05816391T ATE439559T1 AT E439559 T1 ATE439559 T1 AT E439559T1 AT 05816391 T AT05816391 T AT 05816391T AT 05816391 T AT05816391 T AT 05816391T AT E439559 T1 ATE439559 T1 AT E439559T1
Authority
AT
Austria
Prior art keywords
temperature refrigeration
medium
low temperature
refrigeration consumer
refrigerant circuit
Prior art date
Application number
AT05816391T
Other languages
German (de)
Inventor
Neelkanth Gupte
Original Assignee
Carrier Corp
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 Carrier Corp filed Critical Carrier Corp
Application granted granted Critical
Publication of ATE439559T1 publication Critical patent/ATE439559T1/en

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
    • 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
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/39—Dispositions with two or more expansion means arranged in series, i.e. multi-stage expansion, on a refrigerant line leading to the same evaporator
    • 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
    • F25B5/04—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in series
    • 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
    • F25B2400/22—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
  • Other Air-Conditioning Systems (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Central Heating Systems (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

Combined medium and low temperature refrigeration circuit for circulating a refrigerant in a predetermined flow direction includes, in flow direction, a heat-rejecting heat exchanger, a medium temperature refrigeration consumer, a medium pressure vapor separator having a vapor portion and a liquid portion connected to the medium temperature refrigeration consumer unit, a low temperature refrigeration consumer connected to the liquid portion of the medium pressure vapor separator, and a compressor unit having an inlet connected to the vapor portion of the medium pressure vapor separators and the low temperature refrigeration consumer.
AT05816391T 2005-11-04 2005-11-04 SECOND TEMPERATURE REFRIGERANT CIRCUIT ATE439559T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2005/040047 WO2007053149A1 (en) 2005-11-04 2005-11-04 Dual temperature refrigeration circuit

Publications (1)

Publication Number Publication Date
ATE439559T1 true ATE439559T1 (en) 2009-08-15

Family

ID=36590237

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05816391T ATE439559T1 (en) 2005-11-04 2005-11-04 SECOND TEMPERATURE REFRIGERANT CIRCUIT

Country Status (8)

Country Link
US (1) US20080307805A1 (en)
EP (1) EP1957888B1 (en)
CN (1) CN101351675B (en)
AT (1) ATE439559T1 (en)
DE (1) DE602005016028D1 (en)
ES (1) ES2330128T3 (en)
TW (1) TW200732610A (en)
WO (1) WO2007053149A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009127062A1 (en) * 2008-04-18 2009-10-22 Dube Serge Co2 refrigeration unit
CN103282729B (en) * 2011-01-14 2015-09-30 开利公司 Refrigeration system and method for operating a refrigeration system
ITTV20120010A1 (en) * 2012-01-19 2013-07-20 Enex Srl BOOSTER REFRIGERANT SYSTEM WITH REFRIGERANT R744.
US9500395B2 (en) * 2011-07-05 2016-11-22 Carrier Corporation Refrigeration circuit, gas-liquid separator and heating and cooling system
BR112014027770B1 (en) * 2012-05-11 2021-11-03 Hill Phoenix, Inc INTEGRATED CO2 COOLING SYSTEM AND AIR CONDITIONING (ADC) FOR USE IN AN ESTABLISHMENT
AU2014209299C1 (en) * 2013-01-25 2017-02-02 Emerson Climate Technologies Retail Solutions, Inc. System and method for control of a transcritical refrigeration system
US9726411B2 (en) * 2015-03-04 2017-08-08 Heatcraft Refrigeration Products L.L.C. Modulated oversized compressors configuration for flash gas bypass in a carbon dioxide refrigeration system
US11215386B2 (en) 2016-03-31 2022-01-04 Carrier Corporation Refrigeration circuit
US10808966B2 (en) * 2017-03-02 2020-10-20 Heatcraft Refrigeration Products Llc Cooling system with parallel compression
CN115077114A (en) * 2022-06-08 2022-09-20 松下冷机系统（大连）有限公司 CO 2 Transcritical carbon capture refrigerating unit for ship

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH234315A (en) * 1943-07-13 1944-09-30 Escher Wyss Maschf Ag Heat pump.
US5220806A (en) * 1989-01-03 1993-06-22 General Electric Company Apparatus for controlling a dual evaporator, dual fan refrigerator with independent temperature controls
US5228308A (en) * 1990-11-09 1993-07-20 General Electric Company Refrigeration system and refrigerant flow control apparatus therefor
US5103650A (en) * 1991-03-29 1992-04-14 General Electric Company Refrigeration systems with multiple evaporators
US5755104A (en) * 1995-12-28 1998-05-26 Store Heat And Produce Energy, Inc. Heating and cooling systems incorporating thermal storage, and defrost cycles for same
JP3576866B2 (en) * 1999-05-10 2004-10-13 株式会社テージーケー Refrigeration cycle with bypass line for vehicles
CN1182353C (en) * 2003-06-05 2004-12-29 西安交通大学 A dual-temperature vapor compression refrigeration system and its control method
US20060064997A1 (en) * 2004-09-29 2006-03-30 Grabon Michal K Cooling systems

Also Published As

Publication number Publication date
EP1957888A1 (en) 2008-08-20
CN101351675B (en) 2010-05-26
US20080307805A1 (en) 2008-12-18
WO2007053149A1 (en) 2007-05-10
EP1957888B1 (en) 2009-08-12
CN101351675A (en) 2009-01-21
TW200732610A (en) 2007-09-01
DE602005016028D1 (en) 2009-09-24
ES2330128T3 (en) 2009-12-04

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties