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AU2008272365B2 - Refrigeration apparatus - Google Patents

Refrigeration apparatus Download PDF

Info

Publication number
AU2008272365B2
AU2008272365B2 AU2008272365A AU2008272365A AU2008272365B2 AU 2008272365 B2 AU2008272365 B2 AU 2008272365B2 AU 2008272365 A AU2008272365 A AU 2008272365A AU 2008272365 A AU2008272365 A AU 2008272365A AU 2008272365 B2 AU2008272365 B2 AU 2008272365B2
Authority
AU
Australia
Prior art keywords
refrigerant
high pressure
superheat
degree
control
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.)
Ceased
Application number
AU2008272365A
Other languages
English (en)
Other versions
AU2008272365A1 (en
Inventor
Shinichi Kasahara
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 AU2008272365A1 publication Critical patent/AU2008272365A1/en
Application granted granted Critical
Publication of AU2008272365B2 publication Critical patent/AU2008272365B2/en
Ceased 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
    • 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • 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
    • 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
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/005—Outdoor unit 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
    • 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
    • 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
    • F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
    • F25B2313/0272—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using bridge circuits of one-way 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
    • F25B2313/02741—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
    • 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
    • F25B2313/031—Sensor arrangements
    • F25B2313/0314—Temperature sensors near the indoor 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/031—Sensor arrangements
    • F25B2313/0315—Temperature sensors near the outdoor 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
    • 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
    • F25B2400/23—Separators
    • 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
    • F25B2600/21—Refrigerant outlet evaporator temperature
    • 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
    • F25B2700/1931—Discharge 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
    • F25B2700/19—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
    • F25B2700/2106—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
    • 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
    • F25B2700/2117—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
    • 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/027—Condenser control arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Air Conditioning Control Device (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
AU2008272365A 2007-06-29 2008-06-11 Refrigeration apparatus Ceased AU2008272365B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007173372A JP2009014210A (ja) 2007-06-29 2007-06-29 冷凍装置
JP2007-173372 2007-06-29
PCT/JP2008/001493 WO2009004761A1 (ja) 2007-06-29 2008-06-11 冷凍装置

Publications (2)

Publication Number Publication Date
AU2008272365A1 AU2008272365A1 (en) 2009-01-08
AU2008272365B2 true AU2008272365B2 (en) 2011-07-28

Family

ID=40225828

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2008272365A Ceased AU2008272365B2 (en) 2007-06-29 2008-06-11 Refrigeration apparatus

Country Status (8)

Country Link
US (1) US20100175400A1 (ja)
EP (1) EP2175212B1 (ja)
JP (1) JP2009014210A (ja)
KR (1) KR20100036345A (ja)
CN (1) CN101688700B (ja)
AU (1) AU2008272365B2 (ja)
ES (1) ES2784013T3 (ja)
WO (1) WO2009004761A1 (ja)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010276238A (ja) * 2009-05-27 2010-12-09 Sanyo Electric Co Ltd 冷凍サイクル装置
JP5227919B2 (ja) * 2009-08-12 2013-07-03 日立アプライアンス株式会社 ターボ冷凍機
JP5474635B2 (ja) * 2010-03-30 2014-04-16 三洋電機株式会社 冷凍装置
US20130174591A1 (en) * 2010-09-13 2013-07-11 Carrier Corporation Superheat control for a refrigerant vapor compression system
JP5798830B2 (ja) * 2011-07-29 2015-10-21 三菱重工業株式会社 超臨界サイクルヒートポンプ
WO2013018148A1 (ja) * 2011-08-04 2013-02-07 三菱電機株式会社 冷凍装置
JP5240332B2 (ja) * 2011-09-01 2013-07-17 ダイキン工業株式会社 冷凍装置
JP5594267B2 (ja) * 2011-09-12 2014-09-24 ダイキン工業株式会社 冷凍装置
JP5774121B2 (ja) * 2011-11-07 2015-09-02 三菱電機株式会社 空気調和装置
JP6029879B2 (ja) * 2012-07-10 2016-11-24 シャープ株式会社 ヒートポンプ式加熱装置
JP5933003B2 (ja) * 2012-07-20 2016-06-08 三菱電機株式会社 空気調和装置
WO2014031559A1 (en) * 2012-08-24 2014-02-27 Carrier Corporation Transcritical refrigerant vapor compression system high side pressure control
GB2508655A (en) * 2012-12-07 2014-06-11 Elstat Electronics Ltd CO2 refrigeration compressor control system
JP2014119157A (ja) * 2012-12-14 2014-06-30 Sharp Corp ヒートポンプ式加熱装置
WO2014116915A1 (en) * 2013-01-25 2014-07-31 Emerson Climate Technologies Retail Solutions, Inc. System and method for control of a transcritical refrigeration system
DE102013213916A1 (de) * 2013-07-16 2015-01-22 Robert Bosch Gmbh Verfahren zum Steuern einer Lüftereinrichtung eines Verdampfers eines Wärmepumpenkreislaufs
US10107514B2 (en) * 2013-08-28 2018-10-23 Mitsubishi Electric Corporation Air-conditioning apparatus including multiple expansion devices
WO2015045011A1 (ja) * 2013-09-24 2015-04-02 三菱電機株式会社 冷凍サイクル装置
KR101542171B1 (ko) * 2013-10-29 2015-08-06 한국에너지기술연구원 히트펌프 시스템
JP2015178919A (ja) * 2014-03-19 2015-10-08 サンデンホールディングス株式会社 冷凍装置
EP3199887B1 (en) * 2014-09-22 2019-02-13 Mitsubishi Electric Corporation Refrigeration cycle device
US20160109160A1 (en) * 2014-10-15 2016-04-21 General Electric Company Packaged terminal air conditioner unit
JP6548890B2 (ja) * 2014-10-31 2019-07-24 三菱重工サーマルシステムズ株式会社 冷凍サイクルの制御装置、冷凍サイクル、及び冷凍サイクルの制御方法
US9638444B2 (en) * 2014-11-01 2017-05-02 Teppo Kullervo Jokinen Filter less A/C system
EP3023712A1 (en) * 2014-11-19 2016-05-25 Danfoss A/S A method for controlling a vapour compression system with a receiver
CN105890268B (zh) * 2015-02-13 2020-07-10 旺矽科技股份有限公司 具有除霜功能的冷却系统
CN107407506B (zh) * 2015-03-02 2020-01-24 三菱电机株式会社 制冷循环装置的控制装置、制冷循环装置以及制冷循环装置的控制方法
JP2016186407A (ja) * 2015-03-27 2016-10-27 三菱重工業株式会社 制御値算出装置、制御値算出方法及びプログラム
US11009250B2 (en) * 2015-06-30 2021-05-18 Emerson Climate Technologies Retail Solutions, Inc. Maintenance and diagnostics for refrigeration systems
US10240836B2 (en) 2015-06-30 2019-03-26 Emerson Climate Technologies Retail Solutions, Inc. Energy management for refrigeration systems
US20170016659A1 (en) * 2015-07-14 2017-01-19 Nortek Global Hvac Llc Refrigerant charge and control method for heat pump systems
ES2737984T3 (es) 2015-08-14 2020-01-17 Danfoss As Un sistema de compresión de vapor con al menos dos grupos evaporadores
JP6443557B2 (ja) * 2015-09-15 2018-12-26 株式会社デンソー 複数段圧縮式冷凍サイクル装置
KR102346627B1 (ko) * 2015-09-30 2022-01-05 엘지전자 주식회사 공기조화기 및 그 제어방법
US20170100985A1 (en) * 2015-10-09 2017-04-13 Ritchie Engineering Company, Inc. Refrigeration efficiency monitoring system
US10775086B2 (en) 2015-10-20 2020-09-15 Danfoss A/S Method for controlling a vapour compression system in ejector mode for a prolonged time
CA2997658A1 (en) 2015-10-20 2017-04-27 Danfoss A/S A method for controlling a vapour compression system with a variable receiver pressure setpoint
CN106052231B (zh) * 2016-07-04 2019-05-31 青岛海尔空调器有限总公司 调节空调器电子膨胀阀的方法
CN106123419B (zh) * 2016-07-04 2019-04-23 青岛海尔空调器有限总公司 一种控制空调器电子膨胀阀的方法
CN106196786B (zh) * 2016-07-04 2019-05-31 青岛海尔空调器有限总公司 调节空调室外机电子膨胀阀的方法
US10627146B2 (en) 2016-10-17 2020-04-21 Emerson Climate Technologies, Inc. Liquid slugging detection and protection
US11486617B2 (en) * 2017-10-27 2022-11-01 Mitsubishi Electric Corporation Refrigeration cycle apparatus
PL3628940T3 (pl) 2018-09-25 2022-08-22 Danfoss A/S Sposób sterowania systemem sprężania pary na podstawie szacowanego przepływu
EP3628942B1 (en) 2018-09-25 2021-01-27 Danfoss A/S A method for controlling a vapour compression system at a reduced suction pressure
DK180146B1 (en) 2018-10-15 2020-06-25 Danfoss As Intellectual Property Heat exchanger plate with strenghened diagonal area
CN109855252B (zh) * 2019-02-14 2022-02-22 青岛海尔空调电子有限公司 多联机空调系统的冷媒控制方法
JP2021025670A (ja) * 2019-07-31 2021-02-22 ダイキン工業株式会社 冷媒サイクル装置
JP6904395B2 (ja) * 2019-09-30 2021-07-14 ダイキン工業株式会社 冷凍装置および熱源ユニット
CN112856865A (zh) * 2021-01-28 2021-05-28 山东奇威特太阳能科技有限公司 一种制冷剂流量控制方法及制冷机组
CN114815927B (zh) * 2022-05-24 2024-01-09 国网江苏省电力有限公司泰州供电分公司 一种配电站大型电源温度控制系统
CN115523591B (zh) * 2022-08-17 2023-07-21 宁波奥克斯电气股份有限公司 室内机电子膨胀阀的控制方法、装置及中央空调器
WO2025145047A1 (en) * 2023-12-29 2025-07-03 Copeland Lp System, controller, and method for controlling a co2 refrigeration system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06329155A (ja) * 1993-05-21 1994-11-29 Mabuchi:Kk 平パレット
JP2000297970A (ja) * 1999-04-14 2000-10-24 Yanmar Diesel Engine Co Ltd ヒートポンプの制御装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6329155A (ja) * 1986-07-21 1988-02-06 日本電信電話株式会社 空気調和機の制御方法
JPH08327124A (ja) * 1995-05-31 1996-12-13 Toshiba Corp 空気調和装置の制御方法および空気調和装置
JP4232212B2 (ja) * 1997-11-28 2009-03-04 ダイキン工業株式会社 空気調和装置の運転制御装置
JP3679323B2 (ja) * 2000-10-30 2005-08-03 三菱電機株式会社 冷凍サイクル装置およびその制御方法
JP2002327950A (ja) * 2001-04-27 2002-11-15 Daikin Ind Ltd 空気調和装置
KR100642709B1 (ko) * 2004-03-19 2006-11-10 산요덴키가부시키가이샤 냉동 장치
JP4613526B2 (ja) * 2004-06-23 2011-01-19 株式会社デンソー 超臨界式ヒートポンプサイクル装置
JP4049769B2 (ja) * 2004-08-12 2008-02-20 三洋電機株式会社 冷媒サイクル装置
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
JP3929067B2 (ja) * 2004-12-09 2007-06-13 松下電器産業株式会社 ヒートポンプ
JP2006343017A (ja) * 2005-06-08 2006-12-21 Sanyo Electric Co Ltd 冷凍装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06329155A (ja) * 1993-05-21 1994-11-29 Mabuchi:Kk 平パレット
JP2000297970A (ja) * 1999-04-14 2000-10-24 Yanmar Diesel Engine Co Ltd ヒートポンプの制御装置

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EP2175212B1 (en) 2020-02-12
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CN101688700A (zh) 2010-03-31
AU2008272365A1 (en) 2009-01-08

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