DK2647925T3 - Kølekredsløbsapparat - Google Patents

Kølekredsløbsapparat Download PDF

Info

Publication number
DK2647925T3
DK2647925T3 DK13166592.9T DK13166592T DK2647925T3 DK 2647925 T3 DK2647925 T3 DK 2647925T3 DK 13166592 T DK13166592 T DK 13166592T DK 2647925 T3 DK2647925 T3 DK 2647925T3
Authority
DK
Denmark
Prior art keywords
temperature
heat exchanger
detection means
refrigerant
outlet
Prior art date
Application number
DK13166592.9T
Other languages
English (en)
Inventor
Tomoyoshi Oobayashi
Takashi Okazaki
Fumitake Unezaki
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DK2647925T3 publication Critical patent/DK2647925T3/da

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
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/04—Details of condensers
    • F25B2339/047—Water-cooled condensers
    • 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
    • F25B2341/00—Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
    • F25B2341/06—Details of flow restrictors or expansion valves
    • F25B2341/063—Feed forward 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
    • 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
    • F25B2700/19—Pressures
    • F25B2700/193—Pressures of the compressor
    • F25B2700/1933—Suction pressures
    • 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
    • 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
    • F25B2700/2115—Temperatures of a compressor or the drive means therefor
    • F25B2700/21151—Temperatures of a compressor or the drive means therefor at the suction side of the compressor
    • 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
    • F25B2700/2115—Temperatures of a compressor or the drive means therefor
    • F25B2700/21152—Temperatures of a compressor or the drive means therefor at the discharge side of the compressor
    • 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
    • F25B2700/2116—Temperatures of a condenser
    • F25B2700/21161—Temperatures of a condenser of the fluid heated by 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2117—Temperatures of an evaporator
    • F25B2700/21174—Temperatures of an evaporator of the refrigerant at the inlet of the 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
    • F25B40/00—Subcoolers, desuperheaters or superheaters

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)
  • Heat-Pump Type And Storage Water Heaters (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
  • Air Conditioning Control Device (AREA)

Claims (7)

  1. Kølekredsløbsapparat
    1. Kølekredsløbsapparat omfattende: mindst en kompressor (1), en radiator (2), dekompressionsorgan (3) i stand til at ændre en åbningsgrad, en varmeoptager (4), en indvendig varmeveksler (5) der udfører varmeveksling mellem et kølemiddel ved et udløb af radiatoren (2) og kølemidlet ved et udløb af varmeoptageren (4), hvor første temperaturdetektionsorgan (30) til at detektere en kølemiddeltemperatur mellem et udløb af kompressoren (1) og et indløb af radiatoren (2) og andet temperaturdetektionsorgan (31) til at detektere kølemiddeltemperaturen mellem udløbet af radiatoren (2) og et højtrykssideindløb af den indvendige varmeveksler (5), tredje temperaturdetektionsorgan (41) til at detektere en indløbstemperatur af et medie som skal opvarmes og fjerde temperaturdetektionsorgan (42) til at detektere en udløbstemperatur af mediet som skal opvarmes er tilvejebragt, kendetegnet ved at en åbningsgrad af dekompressionsorganet (3) styres således at en forskel (ΔΤ1 - ΔΤ2) mellem en anden temperaturforskel (ΔΤ1) mellem en detektionstemperatur med det første temperaturdetektionsorgan (30) og detektionstemperaturen med det fjerde temperaturdetektionsorgan (42) og en tredje temperaturforskel (ΔΤ2) mellem detektionstemperaturen med det andet temperaturdetektionsorgan (31) og detektionstemperaturen med det tredje temperaturdetektionsorgan (41) bliver en målværdi.
  2. 2. Kølekredsløbsapparatet ifølge krav 1, hvor sjette temperaturdetektionsorgan (33) til at detektere kølemiddeltemperaturen mellem et lavtrykssideudløb af den indvendige varmeveksler (5) og et indløb af kompressoren (1) er tilvejebragt, overhedningsgrad afen kompressorsugningsdel beregnes fra en kølemiddelmætningstemperatur ved et detektionspunkt af det sjette temperaturdetektionsorgan (33) og en detektionstemperatur med det sjette temperaturdetektionsorgan (33), og åbningsgraden af dekompressionsorganet (3) styres således at overhedningsgraden bliver målværdien.
  3. 3. Kølekredsløbsapparatet ifølge krav 2, hvor andet trykdetektionsorgan (51) er tilvejebragt mellem lavtrykssideudløbet af den indvendige varmeveksler (5) og indløbet af kompressoren (1) og kølemiddelmætningstemperaturen beregnes baseret på en detektionsværdi af det andet trykdetektionsorgan (51).
  4. 4. Kølekredsløbsapparatet ifølge krav 2, hvor femte temperaturdetektionsorgan (32) er tilvejebragt mellem indløbet af varmeoptageren (4) og lavtrykssideudløbet af den indvendige varmeveksler (5) og kølemiddelmætningstemperaturen beregnes baseret på detektionstemperaturen af det femte temperaturdetektionsorgan (32).
  5. 5. Kølekredsløbsapparatet ifølge et hvilket som helst af kravene 2 til 4, hvor en prioritet gives til styring af overhedningsgraden over temperaturforskellen.
  6. 6. Kølekredsløbsapparatet ifølge et hvilket som helst af kravene 1 til 5, hvor radiatoren (2) er en varmeveksler der veksler varme med vand.
  7. 7. Kølekredsløbsapparatet ifølge et hvilket som helst af kravene 1 til 6, hvor kuldioxid anvendes som et kølemiddel.
DK13166592.9T 2007-11-30 2008-11-20 Kølekredsløbsapparat DK2647925T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007310097A JP4948374B2 (ja) 2007-11-30 2007-11-30 冷凍サイクル装置
EP08855672.5A EP2196745B1 (en) 2007-11-30 2008-11-20 Refrigeration cycle device

Publications (1)

Publication Number Publication Date
DK2647925T3 true DK2647925T3 (da) 2017-02-06

Family

ID=40678426

Family Applications (5)

Application Number Title Priority Date Filing Date
DK08855672.5T DK2196745T3 (da) 2007-11-30 2008-11-20 Kølekredsløbsindretning
DK13166593.7T DK2647926T3 (da) 2007-11-30 2008-11-20 Kølekredsløbsapparat
DK13166595.2T DK2647927T3 (da) 2007-11-30 2008-11-20 Kølekredsløbsapparat
DK13166596.0T DK2647928T3 (da) 2007-11-30 2008-11-20 Kølingscyklusapparat
DK13166592.9T DK2647925T3 (da) 2007-11-30 2008-11-20 Kølekredsløbsapparat

Family Applications Before (4)

Application Number Title Priority Date Filing Date
DK08855672.5T DK2196745T3 (da) 2007-11-30 2008-11-20 Kølekredsløbsindretning
DK13166593.7T DK2647926T3 (da) 2007-11-30 2008-11-20 Kølekredsløbsapparat
DK13166595.2T DK2647927T3 (da) 2007-11-30 2008-11-20 Kølekredsløbsapparat
DK13166596.0T DK2647928T3 (da) 2007-11-30 2008-11-20 Kølingscyklusapparat

Country Status (7)

Country Link
US (1) US20100205987A1 (da)
EP (5) EP2647925B1 (da)
JP (1) JP4948374B2 (da)
CN (2) CN101842645B (da)
DK (5) DK2196745T3 (da)
ES (5) ES2611980T3 (da)
WO (1) WO2009069524A1 (da)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5330915B2 (ja) * 2009-07-22 2013-10-30 株式会社前川製作所 ２元冷凍サイクル装置及びその制御方法
WO2011099074A1 (ja) * 2010-02-12 2011-08-18 三菱電機株式会社 冷凍サイクル装置
JP5558937B2 (ja) * 2010-06-30 2014-07-23 株式会社コロナ ヒートポンプ式給湯装置
CN103154626B (zh) * 2010-10-15 2015-11-25 东芝开利株式会社 热源装置
US9429347B2 (en) * 2011-08-04 2016-08-30 Mitsubishi Electric Corporation Refrigeration apparatus
KR20130041640A (ko) 2011-10-17 2013-04-25 엘지전자 주식회사 공기조화기 및 그 운전 방법
ES2632004T3 (es) * 2011-10-25 2017-09-07 Lg Electronics Inc. Aire acondicionado y procedimiento de operación del mismo
CN103958986B (zh) * 2011-11-29 2016-08-31 三菱电机株式会社 冷冻空调装置
JP5875396B2 (ja) * 2012-02-10 2016-03-02 三菱重工業株式会社 ヒートポンプの制御装置、ヒートポンプ、及びヒートポンプの制御方法
JP5861577B2 (ja) * 2012-07-05 2016-02-16 株式会社デンソー 給湯装置
JP5831423B2 (ja) * 2012-10-08 2015-12-09 株式会社デンソー 冷凍サイクル装置
JP6021945B2 (ja) * 2012-12-26 2016-11-09 三菱電機株式会社 冷凍サイクル装置、及び冷凍サイクル装置の制御方法
DE102013001455A1 (de) * 2013-01-28 2014-08-14 Hochschule für angewandte Wissenschaften München Anordnung und Verfahren zur Wärmeversorgung eines Gebäudes
WO2014129361A1 (ja) * 2013-02-19 2014-08-28 三菱電機株式会社 空気調和装置
DE102013210175A1 (de) 2013-05-31 2014-12-18 Siemens Aktiengesellschaft Wärmepumpe zur Verwendung von umweltverträglichen Kältemitteln
CN105940276A (zh) * 2014-01-23 2016-09-14 三菱电机株式会社 热泵装置
JP5874754B2 (ja) * 2014-01-31 2016-03-02 ダイキン工業株式会社 冷凍装置
EP3128256A4 (en) * 2014-03-10 2017-12-27 Mitsubishi Electric Corporation Heat pump system
US20170248354A1 (en) * 2014-10-09 2017-08-31 Carrier Corporation Internal liquid suction heat exchanger
JP6328270B2 (ja) * 2014-12-05 2018-05-23 三菱電機株式会社 空気調和装置
JP6456139B2 (ja) * 2014-12-26 2019-01-23 株式会社前川製作所 冷凍又は空調装置及びその制御方法
EP3350523B1 (en) * 2015-09-18 2020-06-10 Carrier Corporation System and method of freeze protection for a chiller
JP2017088137A (ja) * 2015-11-17 2017-05-25 株式会社ヴァレオジャパン 車両用空調装置の冷凍サイクル及びこれを搭載した車両
JP6745657B2 (ja) * 2016-06-29 2020-08-26 リンナイ株式会社 給湯システム
EP3594587B1 (en) * 2017-03-09 2021-04-21 Mitsubishi Electric Corporation Heat pump hot water supply device
WO2020075238A1 (ja) * 2018-10-10 2020-04-16 三菱電機株式会社 プレート式熱交換器およびヒートポンプ装置
CN111854206B (zh) * 2019-04-28 2022-01-25 青岛海尔智能技术研发有限公司 一种冷柜设备、制冷系统及其控制方法
AT522875B1 (de) * 2019-10-30 2021-03-15 Lambda Waermepumpen Gmbh Verfahren zur Regelung eines Expansionsventils
DE102020115274A1 (de) 2020-06-09 2021-12-09 Stiebel Eltron Gmbh & Co. Kg Verfahren zum Betrieb einer Kompressionskälteanlage
WO2022044321A1 (ja) * 2020-08-31 2022-03-03 三菱電機株式会社 冷凍サイクルシステム
JP7014988B1 (ja) * 2020-12-02 2022-02-02 ダイキン工業株式会社 冷凍装置
WO2022162819A1 (ja) * 2021-01-28 2022-08-04 日立ジョンソンコントロールズ空調株式会社 空気調和装置
CN113432298B (zh) * 2021-06-28 2022-03-22 珠海格力电器股份有限公司 压缩系统的控制方法、装置及空气能热泵热水器
JP2023028241A (ja) * 2021-08-19 2023-03-03 パナソニックＩｐマネジメント株式会社 空気調和機
DE102021127213A1 (de) 2021-10-20 2023-04-20 Lauda Dr. R. Wobser Gmbh & Co. Kg Kälteanlage und Verfahren zum Betreiben einer Kälteanlage
CN114234450B (zh) * 2021-12-24 2023-09-08 山东雅士股份有限公司 一种变频co2热水机机组的控制方法
US20230417429A1 (en) * 2022-06-24 2023-12-28 Nutech Ventures Virtual Superheat Measurement Sensor for Refrigeration Cycle
DE102022118670A1 (de) * 2022-07-26 2024-02-01 Lauda Dr. R. Wobser Gmbh & Co. Kg Prozesskühlaggregat und Verfahren zur Regelung eines Prozesskühlaggregrats
CN116294333B (zh) * 2023-04-04 2025-07-22 广东美的制冷设备有限公司 热泵系统的控制方法、控制装置、热泵系统及存储介质
WO2024248986A2 (en) * 2023-05-29 2024-12-05 A. O. Smith Corporation Water heating system
JP2025005169A (ja) * 2023-06-27 2025-01-16 株式会社ディスコ 冷却機構
JP2025035577A (ja) * 2023-09-04 2025-03-14 パナソニックＩｐマネジメント株式会社 熱媒体循環装置
EP4610580A1 (en) * 2024-02-28 2025-09-03 Frede Schmidt A method for controlling the high side pressure of a transcritical vapor compression heat pump system, and a heat pump using the method

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05106922A (ja) * 1991-10-18 1993-04-27 Hitachi Ltd 冷凍装置の制御方式
US5457965A (en) * 1994-04-11 1995-10-17 Ford Motor Company Low refrigerant charge detection system
DE69533120D1 (de) * 1994-05-30 2004-07-15 Mitsubishi Electric Corp Kühlmittelumlaufsystem
JPH0966736A (ja) * 1995-06-23 1997-03-11 Denso Corp 車両用空調装置
US5704219A (en) * 1995-08-01 1998-01-06 Nippondenso Co., Ltd. Air conditioning apparatus
JPH11108485A (ja) * 1997-09-30 1999-04-23 Matsushita Electric Ind Co Ltd 空気調和機及び冷媒加熱器出口温度の制御方法
JP3227651B2 (ja) * 1998-11-18 2001-11-12 株式会社デンソー 給湯器
JP3601369B2 (ja) * 1999-09-03 2004-12-15 ダイキン工業株式会社 給湯装置
JP2001235239A (ja) * 2000-02-23 2001-08-31 Seiko Seiki Co Ltd 超臨界蒸気圧縮サイクル装置
EP1148307B1 (en) * 2000-04-19 2004-03-17 Denso Corporation Heat-pump water heater
JP3737381B2 (ja) * 2000-06-05 2006-01-18 株式会社デンソー 給湯装置
JP4538919B2 (ja) * 2000-08-08 2010-09-08 三菱電機株式会社 室内マルチ空気調和機
JP2003176957A (ja) * 2001-10-03 2003-06-27 Denso Corp 冷凍サイクル装置
US7076964B2 (en) * 2001-10-03 2006-07-18 Denso Corporation Super-critical refrigerant cycle system and water heater using the same
JP3737414B2 (ja) * 2001-11-05 2006-01-18 株式会社デンソー 給湯装置
TWI263025B (en) * 2002-01-24 2006-10-01 Daikin Ind Ltd Freezing device
JP2004061061A (ja) * 2002-07-31 2004-02-26 Matsushita Electric Ind Co Ltd 冷凍サイクル装置およびその運転方法
US7000413B2 (en) * 2003-06-26 2006-02-21 Carrier Corporation Control of refrigeration system to optimize coefficient of performance
JP3915770B2 (ja) * 2003-10-31 2007-05-16 松下電器産業株式会社 ヒートポンプ給湯機
JP2005156030A (ja) * 2003-11-26 2005-06-16 Hitachi Home & Life Solutions Inc ヒートポンプ装置
JP4269323B2 (ja) * 2004-03-29 2009-05-27 三菱電機株式会社 ヒートポンプ給湯機
CN100494829C (zh) * 2004-05-20 2009-06-03 上海交通大学 蒸发器出口制冷剂为大干度二相状态的高效制冷系统
EP1777471A1 (en) * 2004-07-12 2007-04-25 Denso Corporation Heat pump-type hot-water supply device
JP2006077998A (ja) * 2004-09-07 2006-03-23 Matsushita Electric Ind Co Ltd 冷凍サイクル装置および制御方法
JP4459776B2 (ja) * 2004-10-18 2010-04-28 三菱電機株式会社 ヒートポンプ装置及びヒートポンプ装置の室外機
JP4670329B2 (ja) * 2004-11-29 2011-04-13 三菱電機株式会社 冷凍空調装置、冷凍空調装置の運転制御方法、冷凍空調装置の冷媒量制御方法
US8096141B2 (en) * 2005-01-25 2012-01-17 Trane International Inc. Superheat control by pressure ratio
CN1862151A (zh) * 2005-05-12 2006-11-15 乐金电子(天津)电器有限公司 回热式制冷循环系统空调器
JP2007093100A (ja) * 2005-09-28 2007-04-12 Mitsubishi Electric Corp ヒートポンプ給湯機の制御方法及びヒートポンプ給湯機
DE602007001038D1 (de) * 2006-01-31 2009-06-18 Sanyo Electric Co Klimaanlage
JP4613916B2 (ja) * 2006-03-17 2011-01-19 三菱電機株式会社 ヒートポンプ給湯機
JP4569508B2 (ja) * 2006-03-31 2010-10-27 株式会社デンソー 超臨界サイクル及び冷凍サイクルに用いられる膨張弁

Also Published As

Publication number Publication date
WO2009069524A1 (ja) 2009-06-04
CN101842645B (zh) 2012-11-28
CN101842645A (zh) 2010-09-22
DK2196745T3 (da) 2017-12-11
ES2823758T3 (es) 2021-05-10
EP2647928A2 (en) 2013-10-09
EP2647925A2 (en) 2013-10-09
JP4948374B2 (ja) 2012-06-06
EP2196745A4 (en) 2013-02-13
DK2647927T3 (da) 2020-10-19
EP2196745B1 (en) 2017-11-08
EP2647927B1 (en) 2020-09-16
EP2647927A2 (en) 2013-10-09
EP2647925B1 (en) 2016-12-21
CN102425872A (zh) 2012-04-25
EP2647926B1 (en) 2018-10-24
EP2647928B1 (en) 2016-10-26
EP2647925A3 (en) 2015-08-05
JP2009133547A (ja) 2009-06-18
EP2647928A3 (en) 2015-08-05
ES2650233T3 (es) 2018-01-17
US20100205987A1 (en) 2010-08-19
DK2647928T3 (da) 2016-12-12
ES2605462T3 (es) 2017-03-14
EP2647926A3 (en) 2015-07-29
EP2196745A1 (en) 2010-06-16
ES2611980T3 (es) 2017-05-11
CN102425872B (zh) 2014-06-25
DK2647926T3 (da) 2019-01-07
ES2700938T3 (es) 2019-02-20
EP2647927A3 (en) 2015-07-29
EP2647926A2 (en) 2013-10-09

Similar Documents

Publication Publication Date Title
DK2647925T3 (da) Kølekredsløbsapparat
CN103210264B (zh) 热泵式制热装置
US8353173B2 (en) Refrigerating cycle apparatus and operation control method therefor
JP4337880B2 (ja) ヒートポンプ式給湯器
CN102620459B (zh) 制冷循环装置和使用该制冷循环装置的热水供暖装置
JP2007514918A (ja) ヒータ容量の最大化による超臨界蒸気圧縮最適化
JP6766239B2 (ja) 冷凍サイクル装置
TW202314172A (zh) 熱泵裝置
JP5793715B2 (ja) 空気調和装置
JP4075844B2 (ja) ヒートポンプ給湯装置
JP4595546B2 (ja) ヒートポンプ装置
JP2005351588A (ja) ヒートポンプ給湯装置
CN102645054A (zh) 冷热水供水装置
JP4082389B2 (ja) ヒートポンプ給湯装置
JP2019060581A (ja) 冷凍サイクル装置
JP2008116184A (ja) 冷凍サイクル装置