EP1869375A4 - Method of determining optimal coefficient of performance in a transcritical vapor compression system - Google Patents

Method of determining optimal coefficient of performance in a transcritical vapor compression system

Info

Publication number
EP1869375A4
EP1869375A4 EP06735014A EP06735014A EP1869375A4 EP 1869375 A4 EP1869375 A4 EP 1869375A4 EP 06735014 A EP06735014 A EP 06735014A EP 06735014 A EP06735014 A EP 06735014A EP 1869375 A4 EP1869375 A4 EP 1869375A4
Authority
EP
European Patent Office
Prior art keywords
performance
compression system
vapor compression
determining optimal
optimal coefficient
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
EP06735014A
Other languages
German (de)
French (fr)
Other versions
EP1869375B1 (en
EP1869375A2 (en
Inventor
Young K Park
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 EP1869375A2 publication Critical patent/EP1869375A2/en
Publication of EP1869375A4 publication Critical patent/EP1869375A4/en
Application granted granted Critical
Publication of EP1869375B1 publication Critical patent/EP1869375B1/en
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F25B2600/00—Control issues
    • F25B2600/17—Control issues by controlling the pressure of the condenser
    • 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
    • F25B2600/2513—Expansion 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
    • F25B2700/21—Temperatures
    • F25B2700/2102—Temperatures at the outlet of the gas cooler

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Fuel Cell (AREA)
  • Air-Conditioning For Vehicles (AREA)
EP06735014.0A 2005-04-14 2006-02-14 Method of determining optimal coefficient of performance in a transcritical vapor compression system and a transcritical vapor compression system Not-in-force EP1869375B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/106,422 US20060230773A1 (en) 2005-04-14 2005-04-14 Method for determining optimal coefficient of performance in a transcritical vapor compression system
PCT/US2006/005158 WO2006112924A2 (en) 2005-04-14 2006-02-14 Method of determining optimal coefficient of performance in a transcritical vapor compression system

Publications (3)

Publication Number Publication Date
EP1869375A2 EP1869375A2 (en) 2007-12-26
EP1869375A4 true EP1869375A4 (en) 2010-09-01
EP1869375B1 EP1869375B1 (en) 2015-10-21

Family

ID=37107148

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06735014.0A Not-in-force EP1869375B1 (en) 2005-04-14 2006-02-14 Method of determining optimal coefficient of performance in a transcritical vapor compression system and a transcritical vapor compression system

Country Status (6)

Country Link
US (1) US20060230773A1 (en)
EP (1) EP1869375B1 (en)
CN (1) CN101160496A (en)
CA (1) CA2597572A1 (en)
DK (1) DK1869375T3 (en)
WO (1) WO2006112924A2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1938021A4 (en) * 2005-08-31 2010-09-01 Carrier Corp Heat pump water heating system using variable speed compressor
JP4386071B2 (en) * 2006-12-28 2009-12-16 ダイキン工業株式会社 Refrigeration equipment
US20080223074A1 (en) * 2007-03-09 2008-09-18 Johnson Controls Technology Company Refrigeration system
US9989280B2 (en) * 2008-05-02 2018-06-05 Heatcraft Refrigeration Products Llc Cascade cooling system with intercycle cooling or additional vapor condensation cycle
WO2010039630A2 (en) * 2008-10-01 2010-04-08 Carrier Corporation High-side pressure control for transcritical refrigeration system
CN104504252B (en) * 2014-12-10 2017-03-29 广西大学 A kind of Trans-critical cycle CO2The evaluation methodology of the diffusion room efficiency of ejector in kind of refrigeration cycle
CN106247664B (en) * 2016-08-09 2018-12-28 山东佐耀智能装备股份有限公司 A kind of carbon dioxide air source heat pump
CN110077430A (en) * 2019-04-30 2019-08-02 蒋甫政 Using the railway vehicle air conditioner system high pressure control method of carbon dioxide refrigerant
DE102019135437B4 (en) * 2019-12-20 2022-02-03 Hochschule Merseburg Process for indirectly determining pressure in refrigeration circuits

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6505476B1 (en) * 1999-10-28 2003-01-14 Denso Corporation Refrigerant cycle system with super-critical refrigerant pressure
US20040069011A1 (en) * 2002-09-09 2004-04-15 Shin Nishida Vehicle air conditioner with vapor-compression refrigerant cycle and method of operating the same
US20040261435A1 (en) * 2003-06-26 2004-12-30 Yu Chen Control of refrigeration system to optimize coefficient of performance
US20050066675A1 (en) * 2003-09-25 2005-03-31 Manole Dan M. Method and apparatus for determining supercritical pressure in a heat exchanger

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5245836A (en) * 1989-01-09 1993-09-21 Sinvent As Method and device for high side pressure regulation in transcritical vapor compression cycle
DE69732206T2 (en) * 1996-08-22 2005-12-22 Denso Corp., Kariya Refrigeration system of the vapor compression type
JP3900669B2 (en) * 1998-04-16 2007-04-04 株式会社豊田自動織機 Control valve and variable displacement compressor
JP4075129B2 (en) * 1998-04-16 2008-04-16 株式会社豊田自動織機 Control method of cooling device
JP2000346472A (en) * 1999-06-08 2000-12-15 Mitsubishi Heavy Ind Ltd Supercritical steam compression cycle
US6568199B1 (en) * 2002-01-22 2003-05-27 Carrier Corporation Method for optimizing coefficient of performance in a transcritical vapor compression system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6505476B1 (en) * 1999-10-28 2003-01-14 Denso Corporation Refrigerant cycle system with super-critical refrigerant pressure
US20040069011A1 (en) * 2002-09-09 2004-04-15 Shin Nishida Vehicle air conditioner with vapor-compression refrigerant cycle and method of operating the same
US20040261435A1 (en) * 2003-06-26 2004-12-30 Yu Chen Control of refrigeration system to optimize coefficient of performance
US20050066675A1 (en) * 2003-09-25 2005-03-31 Manole Dan M. Method and apparatus for determining supercritical pressure in a heat exchanger

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2006112924A2 *

Also Published As

Publication number Publication date
CA2597572A1 (en) 2006-10-26
CN101160496A (en) 2008-04-09
WO2006112924A2 (en) 2006-10-26
EP1869375B1 (en) 2015-10-21
EP1869375A2 (en) 2007-12-26
WO2006112924A3 (en) 2007-09-20
US20060230773A1 (en) 2006-10-19
DK1869375T3 (en) 2015-12-14

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