EP2153139A4 - Refrigerant injection above critical point in a transcritical refrigerant system - Google Patents

Refrigerant injection above critical point in a transcritical refrigerant system

Info

Publication number
EP2153139A4
EP2153139A4 EP07797666A EP07797666A EP2153139A4 EP 2153139 A4 EP2153139 A4 EP 2153139A4 EP 07797666 A EP07797666 A EP 07797666A EP 07797666 A EP07797666 A EP 07797666A EP 2153139 A4 EP2153139 A4 EP 2153139A4
Authority
EP
European Patent Office
Prior art keywords
refrigerant
critical point
transcritical
above critical
injection above
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.)
Withdrawn
Application number
EP07797666A
Other languages
German (de)
French (fr)
Other versions
EP2153139A1 (en
Inventor
Alexander Lifson
Michael F Taras
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.)
Carrier Corp
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
Publication of EP2153139A1 publication Critical patent/EP2153139A1/en
Publication of EP2153139A4 publication Critical patent/EP2153139A4/en
Withdrawn legal-status Critical Current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
    • 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
    • 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
    • F25B2400/04—Refrigeration circuit bypassing means
    • 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
EP07797666A 2007-05-23 2007-05-23 Refrigerant injection above critical point in a transcritical refrigerant system Withdrawn EP2153139A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2007/069505 WO2008150284A1 (en) 2007-05-23 2007-05-23 Refrigerant injection above critical point in a transcritical refrigerant system

Publications (2)

Publication Number Publication Date
EP2153139A1 EP2153139A1 (en) 2010-02-17
EP2153139A4 true EP2153139A4 (en) 2012-10-10

Family

ID=40093952

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07797666A Withdrawn EP2153139A4 (en) 2007-05-23 2007-05-23 Refrigerant injection above critical point in a transcritical refrigerant system

Country Status (4)

Country Link
US (1) US20100024470A1 (en)
EP (1) EP2153139A4 (en)
CN (1) CN101688711A (en)
WO (1) WO2008150284A1 (en)

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CN101922823A (en) * 2010-09-02 2010-12-22 广州德能热源设备有限公司 Secondary air injection high-efficiency ultralow temperature heat pump unit
DK2699853T3 (en) 2011-04-21 2019-06-11 Carrier Corp TRANSCRIPTIONAL REFRIGERATORY VACUUM SYSTEM WITH CAPACITY RESIDENCE
JP6300393B2 (en) * 2012-11-20 2018-03-28 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． Air conditioner
US9982929B2 (en) * 2012-11-20 2018-05-29 Samsung Electronics Co., Ltd. Air conditioner
JP6267483B2 (en) * 2013-10-25 2018-01-24 日立ジョンソンコントロールズ空調株式会社 Refrigerator unit and refrigeration equipment
JP2016003840A (en) * 2014-06-18 2016-01-12 パナソニックＩｐマネジメント株式会社 Refrigeration system and cooling coil
US10119738B2 (en) 2014-09-26 2018-11-06 Waterfurnace International Inc. Air conditioning system with vapor injection compressor
CN104912772B (en) * 2015-06-15 2018-01-19 珠海格力电器股份有限公司 Compressor and there is its air conditioner
CN105466080B (en) * 2015-12-24 2017-09-12 宁波沃弗圣龙环境技术有限公司 A kind of falling film type high temperature heat pump system
CN105650919B (en) * 2016-02-02 2018-11-30 珠海格力电器股份有限公司 Air-conditioning system and jet degree of superheat adjusting method
US10871314B2 (en) 2016-07-08 2020-12-22 Climate Master, Inc. Heat pump and water heater
US10866002B2 (en) 2016-11-09 2020-12-15 Climate Master, Inc. Hybrid heat pump with improved dehumidification
US10935260B2 (en) 2017-12-12 2021-03-02 Climate Master, Inc. Heat pump with dehumidification
US11592215B2 (en) 2018-08-29 2023-02-28 Waterfurnace International, Inc. Integrated demand water heating using a capacity modulated heat pump with desuperheater
CA3081986A1 (en) 2019-07-15 2021-01-15 Climate Master, Inc. Air conditioning system with capacity control and controlled hot water generation
CN111879030A (en) * 2020-08-04 2020-11-03 深圳麦克维尔空调有限公司 Air conditioner with two-stage economizer

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1114167A (en) * 1997-06-23 1999-01-22 Matsushita Electric Ind Co Ltd Air conditioner
JP2000097177A (en) * 1998-09-22 2000-04-04 Sanyo Electric Co Ltd Rotary compressor and refrigerating circuit
JP2001004235A (en) * 1999-06-22 2001-01-12 Sanden Corp Steam compression refrigeration cycle
EP1207359A2 (en) * 2000-11-15 2002-05-22 Carrier Corporation High pressure regulation in a transcritical vapor compression cycle
US20040206110A1 (en) * 2003-04-21 2004-10-21 Alexander Lifson Vapor compression system with bypass/economizer circuits
US20040250568A1 (en) * 2003-06-11 2004-12-16 Sienel Tobias H. Supercritical pressure regulation of economized refrigeration system by use of an interstage accumulator

Family Cites Families (20)

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Publication number Priority date Publication date Assignee Title
US4899555A (en) * 1989-05-19 1990-02-13 Carrier Corporation Evaporator feed system with flash cooled motor
US6058727A (en) * 1997-12-19 2000-05-09 Carrier Corporation Refrigeration system with integrated oil cooling heat exchanger
DE19925744A1 (en) * 1999-06-05 2000-12-07 Mannesmann Vdo Ag Electrically driven compression refrigeration system with supercritical process
US6202438B1 (en) * 1999-11-23 2001-03-20 Scroll Technologies Compressor economizer circuit with check valve
US6467300B1 (en) * 2001-03-27 2002-10-22 John O. Noble, III Refrigerated intercooler
US6474087B1 (en) * 2001-10-03 2002-11-05 Carrier Corporation Method and apparatus for the control of economizer circuit flow for optimum performance
US6698234B2 (en) * 2002-03-20 2004-03-02 Carrier Corporation Method for increasing efficiency of a vapor compression system by evaporator heating
US6571576B1 (en) * 2002-04-04 2003-06-03 Carrier Corporation Injection of liquid and vapor refrigerant through economizer ports
US6694750B1 (en) * 2002-08-21 2004-02-24 Carrier Corporation Refrigeration system employing multiple economizer circuits
TWI301188B (en) * 2002-08-30 2008-09-21 Sanyo Electric Co Refrigeant cycling device and compressor using the same
JP2004218964A (en) * 2003-01-16 2004-08-05 Matsushita Electric Ind Co Ltd Refrigerating plant
JP4321095B2 (en) * 2003-04-09 2009-08-26 日立アプライアンス株式会社 Refrigeration cycle equipment
JP3972860B2 (en) * 2003-05-15 2007-09-05 ダイキン工業株式会社 Refrigeration equipment
US6973797B2 (en) * 2004-05-10 2005-12-13 York International Corporation Capacity control for economizer refrigeration systems
US7059151B2 (en) * 2004-07-15 2006-06-13 Carrier Corporation Refrigerant systems with reheat and economizer
JP2006053390A (en) * 2004-08-12 2006-02-23 Fuji Photo Film Co Ltd Production line of photosensitive film
US7272948B2 (en) * 2004-09-16 2007-09-25 Carrier Corporation Heat pump with reheat and economizer functions
US7600390B2 (en) * 2004-10-21 2009-10-13 Tecumseh Products Company Method and apparatus for control of carbon dioxide gas cooler pressure by use of a two-stage compressor
US8322150B2 (en) * 2006-03-27 2012-12-04 Carrier Corporation Refrigerating system with parallel staged economizer circuits discharging to interstage pressures of a main compressor
WO2009041959A1 (en) * 2007-09-24 2009-04-02 Carrier Corporation Refrigerant system with bypass line and dedicated economized flow compression chamber

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1114167A (en) * 1997-06-23 1999-01-22 Matsushita Electric Ind Co Ltd Air conditioner
JP2000097177A (en) * 1998-09-22 2000-04-04 Sanyo Electric Co Ltd Rotary compressor and refrigerating circuit
JP2001004235A (en) * 1999-06-22 2001-01-12 Sanden Corp Steam compression refrigeration cycle
EP1207359A2 (en) * 2000-11-15 2002-05-22 Carrier Corporation High pressure regulation in a transcritical vapor compression cycle
US20040206110A1 (en) * 2003-04-21 2004-10-21 Alexander Lifson Vapor compression system with bypass/economizer circuits
US20040250568A1 (en) * 2003-06-11 2004-12-16 Sienel Tobias H. Supercritical pressure regulation of economized refrigeration system by use of an interstage accumulator

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
HUFF H-J ET AL: "OPTIONS FOR A TWO-STAGE TRANSCRIPTIONAL CARBON DIOXIDE CYCLE", IIR GUSTAV LORENTZEN CONFERENCE ON NATURAL WORKING FLUIDS.JOINT CONFERENCE OF THE INTERNATIONAL INSTITUTE OF REFRIGERATIONSECTION B AND E, XX, XX, 17 September 2002 (2002-09-17), pages 158 - 164, XP001176579 *
See also references of WO2008150284A1 *

Also Published As

Publication number Publication date
US20100024470A1 (en) 2010-02-04
EP2153139A1 (en) 2010-02-17
CN101688711A (en) 2010-03-31
WO2008150284A1 (en) 2008-12-11

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