EP4030115A4 - Outdoor unit and refrigeration cycle device - Google Patents

Outdoor unit and refrigeration cycle device Download PDF

Info

Publication number
EP4030115A4
EP4030115A4 EP19944675.8A EP19944675A EP4030115A4 EP 4030115 A4 EP4030115 A4 EP 4030115A4 EP 19944675 A EP19944675 A EP 19944675A EP 4030115 A4 EP4030115 A4 EP 4030115A4
Authority
EP
European Patent Office
Prior art keywords
outdoor unit
refrigeration cycle
cycle device
refrigeration
outdoor
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
EP19944675.8A
Other languages
German (de)
French (fr)
Other versions
EP4030115B1 (en
EP4030115A1 (en
Inventor
Tomotaka Ishikawa
Yusuke Arii
Motoshi HAYASAKA
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.)
Mitsubishi Electric Corp
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
Publication of EP4030115A1 publication Critical patent/EP4030115A1/en
Publication of EP4030115A4 publication Critical patent/EP4030115A4/en
Application granted granted Critical
Publication of EP4030115B1 publication Critical patent/EP4030115B1/en
Active 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
    • 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
    • F25B45/00—Arrangements for charging or discharging refrigerant
    • 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
    • F25B49/005—Arrangement or mounting of control or safety devices of 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
    • F25B2500/00—Problems to be solved
    • F25B2500/07—Exceeding a certain pressure value in a refrigeration component or 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
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2523—Receiver 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
    • F25B2700/2115—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
    • F25B2700/21163—Temperatures of a condenser of the refrigerant at the outlet of the condenser

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
EP19944675.8A 2019-09-09 2019-09-09 Outdoor unit and refrigeration cycle device Active EP4030115B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/035371 WO2021048899A1 (en) 2019-09-09 2019-09-09 Outdoor unit and refrigeration cycle device

Publications (3)

Publication Number Publication Date
EP4030115A1 EP4030115A1 (en) 2022-07-20
EP4030115A4 true EP4030115A4 (en) 2022-09-07
EP4030115B1 EP4030115B1 (en) 2023-10-25

Family

ID=74866215

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19944675.8A Active EP4030115B1 (en) 2019-09-09 2019-09-09 Outdoor unit and refrigeration cycle device

Country Status (7)

Country Link
EP (1) EP4030115B1 (en)
JP (1) JP7154426B2 (en)
CN (1) CN114341568B (en)
DK (1) DK4030115T3 (en)
ES (1) ES2964740T3 (en)
FI (1) FI4030115T3 (en)
WO (1) WO2021048899A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117321351A (en) * 2021-05-25 2023-12-29 三菱电机株式会社 Refrigeration cycle device
EP4350247A1 (en) * 2021-05-25 2024-04-10 Mitsubishi Electric Corporation Refrigeration cycle device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011112411A1 (en) * 2010-03-08 2011-09-15 Carrier Corporation Defrost operations and apparatus for a transport refrigeration system
EP3203163A1 (en) * 2014-09-30 2017-08-09 Mitsubishi Electric Corporation Refrigeration cycle device
US20180306491A1 (en) * 2017-04-25 2018-10-25 Emerson Climate Technologies Retail Solutions, Inc Dynamic Coefficient Of Performance Calculation For Refrigeration Systems

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5668755A (en) * 1979-11-07 1981-06-09 Mitsubishi Heavy Ind Ltd Refrigerating cycle
JPS59157446A (en) * 1983-02-22 1984-09-06 松下電器産業株式会社 Refrigeration cycle device
JPS59175961U (en) 1983-05-13 1984-11-24 株式会社東芝 air conditioner
JPS6490961A (en) * 1987-09-30 1989-04-10 Daikin Ind Ltd Refrigeration circuit
JP3623090B2 (en) * 1997-11-20 2005-02-23 松下電器産業株式会社 Control device for refrigeration cycle having injection function
JP2006170500A (en) * 2004-12-14 2006-06-29 Mitsubishi Heavy Ind Ltd Air conditioner and its operating method
CN200996753Y (en) * 2006-12-26 2007-12-26 海信集团有限公司 Refrigerating system of intermediate air-compensating compressor with economizer
DK2329206T3 (en) * 2008-09-29 2016-12-12 Carrier Corp CYCLE MANAGEMENT FOR AN EXPANSION TANK economizer
JP2010127531A (en) * 2008-11-27 2010-06-10 Mitsubishi Electric Corp Refrigeration air conditioner
US20130036757A1 (en) * 2010-04-28 2013-02-14 Panasonic Corporation Refrigeration cycle apparatus
JP5668755B2 (en) 2010-06-18 2015-02-12 コニカミノルタ株式会社 FUEL CELL DEVICE AND FUEL CELL SYSTEM INCLUDING THE SAME
CN106766293B (en) * 2016-12-02 2019-11-19 珠海格力电器股份有限公司 A kind of air-conditioning system with enthalpy increased through vapor injection and control method thereof preventing refrigerant return
CN111023605A (en) * 2019-12-20 2020-04-17 北京工业大学 High-pressure-ratio refrigeration compressor flow-dividing gas-liquid co-inlet gas supplementing port cooperative cooling method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011112411A1 (en) * 2010-03-08 2011-09-15 Carrier Corporation Defrost operations and apparatus for a transport refrigeration system
EP3203163A1 (en) * 2014-09-30 2017-08-09 Mitsubishi Electric Corporation Refrigeration cycle device
US20180306491A1 (en) * 2017-04-25 2018-10-25 Emerson Climate Technologies Retail Solutions, Inc Dynamic Coefficient Of Performance Calculation For Refrigeration Systems

Also Published As

Publication number Publication date
ES2964740T3 (en) 2024-04-09
EP4030115B1 (en) 2023-10-25
DK4030115T3 (en) 2023-11-27
EP4030115A1 (en) 2022-07-20
JPWO2021048899A1 (en) 2021-03-18
FI4030115T3 (en) 2023-11-20
CN114341568B (en) 2023-07-18
WO2021048899A1 (en) 2021-03-18
CN114341568A (en) 2022-04-12
JP7154426B2 (en) 2022-10-17

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