EP1674806A4 - Supercooling apparatus - Google Patents

Supercooling apparatus

Info

Publication number
EP1674806A4
EP1674806A4 EP05748863.7A EP05748863A EP1674806A4 EP 1674806 A4 EP1674806 A4 EP 1674806A4 EP 05748863 A EP05748863 A EP 05748863A EP 1674806 A4 EP1674806 A4 EP 1674806A4
Authority
EP
European Patent Office
Prior art keywords
supercooling apparatus
supercooling
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Withdrawn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
EP05748863.7A
Other languages
German (de)
French (fr)
Other versions
EP1674806A1 (en
Inventor
Masaaki Takegami
Kenji Tanimoto
Satoru Sakae
Iwao Shinohara
Azuma Kondo
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries Ltd
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 Daikin Industries Ltd filed Critical Daikin Industries Ltd
Publication of EP1674806A1 publication Critical patent/EP1674806A1/en
Publication of EP1674806A4 publication Critical patent/EP1674806A4/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Withdrawn legal-status Critical Current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
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • 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
    • F25B13/00—Compression machines, plants or systems, with reversible cycle
    • 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
    • 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
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • F25B40/02—Subcoolers
    • 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/023—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
    • F25B2313/0233—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in parallel arrangements
    • F25B2313/02331—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in parallel arrangements during cooling
    • 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
    • F25B2600/00—Control issues
    • F25B2600/02—Compressor control
    • F25B2600/025—Compressor control by controlling speed
    • F25B2600/0251—Compressor control by controlling speed with on-off operation
    • 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
    • F25B2600/23—Time delays
    • 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
    • F25B2700/2103—Temperatures near a heat exchanger
    • 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
    • F25B2700/2106—Temperatures of fresh outdoor air
    • 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
    • F25B7/00—Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
EP05748863.7A 2004-06-11 2005-06-09 Supercooling apparatus Withdrawn EP1674806A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004174288 2004-06-11
PCT/JP2005/010584 WO2005121654A1 (en) 2004-06-11 2005-06-09 Supercooling apparatus

Publications (2)

Publication Number Publication Date
EP1674806A1 EP1674806A1 (en) 2006-06-28
EP1674806A4 true EP1674806A4 (en) 2014-02-26

Family

ID=35503161

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05748863.7A Withdrawn EP1674806A4 (en) 2004-06-11 2005-06-09 Supercooling apparatus

Country Status (6)

Country Link
US (1) US20070022777A1 (en)
EP (1) EP1674806A4 (en)
KR (1) KR100764339B1 (en)
CN (1) CN100417875C (en)
AU (1) AU2005252958B2 (en)
WO (1) WO2005121654A1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4542054B2 (en) * 2006-02-27 2010-09-08 三菱電機株式会社 Refrigeration equipment
KR100800002B1 (en) * 2007-03-15 2008-01-31 엘지전자 주식회사 Air conditioning system
CN101688695B (en) * 2007-04-23 2014-07-23 开利公司 Co2 refrigerant system with booster circuit
US9989280B2 (en) * 2008-05-02 2018-06-05 Heatcraft Refrigeration Products Llc Cascade cooling system with intercycle cooling or additional vapor condensation cycle
EP2431684B1 (en) * 2009-05-13 2020-04-15 Mitsubishi Electric Corporation Air conditioning apparatus
US8011191B2 (en) * 2009-09-30 2011-09-06 Thermo Fisher Scientific (Asheville) Llc Refrigeration system having a variable speed compressor
WO2011052046A1 (en) * 2009-10-28 2011-05-05 三菱電機株式会社 Air conditioning device
KR101585943B1 (en) * 2010-02-08 2016-01-18 삼성전자 주식회사 Air conditioner and control method thereof
US20120055185A1 (en) * 2010-09-02 2012-03-08 Ran Luo Refrigeration apparatus
CN102486452A (en) * 2010-12-05 2012-06-06 西安中科麦特电子技术设备有限公司 Supercooled water generator
US9845981B2 (en) * 2011-04-19 2017-12-19 Liebert Corporation Load estimator for control of vapor compression cooling system with pumped refrigerant economization
JP5445569B2 (en) * 2011-12-09 2014-03-19 株式会社デンソー Air conditioner for vehicles
US11175073B2 (en) * 2015-08-20 2021-11-16 Lennox Industries Inc. Carbon dioxide cooling system with subcooling
US11255580B2 (en) * 2015-08-20 2022-02-22 Lennox Industries Inc. Carbon dioxide cooling system with subcooling
CN110494702B (en) * 2017-04-17 2021-06-15 三菱电机株式会社 Refrigeration cycle device
EP3643988B1 (en) * 2017-06-23 2022-03-30 Daikin Industries, Ltd. Heat transfer system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59120876U (en) * 1983-02-04 1984-08-15 三洋電機株式会社 Refrigeration equipment
GB2273763A (en) * 1992-12-28 1994-06-29 Toshiba Kk Air conditioning apparatus having a supercooling unit provided between an outdoor unit and a plurality of indoor units
JPH0828984A (en) * 1994-07-14 1996-02-02 Toshiba Corp Air conditioner
JPH10185333A (en) * 1996-12-19 1998-07-14 Daikin Ind Ltd Air conditioning equipment

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3710586A (en) * 1971-02-16 1973-01-16 Borg Warner Refrigeration system with fluid transformer for controlling regrigerant flow
GB1544804A (en) * 1977-05-02 1979-04-25 Commercial Refrigeration Ltd Apparatus for and methods of transferring heat between bodies of fluid or other substance
JP3601134B2 (en) * 1995-09-28 2004-12-15 ダイキン工業株式会社 Refrigeration equipment
US7076964B2 (en) * 2001-10-03 2006-07-18 Denso Corporation Super-critical refrigerant cycle system and water heater using the same
CN2572309Y (en) * 2002-06-18 2003-09-10 广东科龙电器股份有限公司 High supercooling degree vapour compression circulation supercooler set
DE60335110D1 (en) * 2002-08-02 2011-01-05 Daikin Ind Ltd COOLING DEVICE

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59120876U (en) * 1983-02-04 1984-08-15 三洋電機株式会社 Refrigeration equipment
GB2273763A (en) * 1992-12-28 1994-06-29 Toshiba Kk Air conditioning apparatus having a supercooling unit provided between an outdoor unit and a plurality of indoor units
JPH0828984A (en) * 1994-07-14 1996-02-02 Toshiba Corp Air conditioner
JPH10185333A (en) * 1996-12-19 1998-07-14 Daikin Ind Ltd Air conditioning equipment

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2005121654A1 *

Also Published As

Publication number Publication date
AU2005252958A1 (en) 2005-12-22
CN1842680A (en) 2006-10-04
AU2005252958B2 (en) 2007-06-28
CN100417875C (en) 2008-09-10
KR100764339B1 (en) 2007-10-05
WO2005121654A1 (en) 2005-12-22
US20070022777A1 (en) 2007-02-01
KR20060060734A (en) 2006-06-05
EP1674806A1 (en) 2006-06-28

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