EP3460357A4 - Refrigerant circuit system and method for controlling refrigerant circuit system - Google Patents

Refrigerant circuit system and method for controlling refrigerant circuit system Download PDF

Info

Publication number
EP3460357A4
EP3460357A4 EP17881376.2A EP17881376A EP3460357A4 EP 3460357 A4 EP3460357 A4 EP 3460357A4 EP 17881376 A EP17881376 A EP 17881376A EP 3460357 A4 EP3460357 A4 EP 3460357A4
Authority
EP
European Patent Office
Prior art keywords
refrigerant circuit
circuit system
controlling
controlling refrigerant
refrigerant
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Withdrawn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
EP17881376.2A
Other languages
German (de)
French (fr)
Other versions
EP3460357A1 (en
Inventor
Michiaki Nakanishi
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 Heavy Industries Thermal Systems Ltd
Original Assignee
Mitsubishi Heavy Industries Thermal Systems 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 Mitsubishi Heavy Industries Thermal Systems Ltd filed Critical Mitsubishi Heavy Industries Thermal Systems Ltd
Publication of EP3460357A1 publication Critical patent/EP3460357A1/en
Publication of EP3460357A4 publication Critical patent/EP3460357A4/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Withdrawn legal-status Critical Current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
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
    • F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using 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
    • 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
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/08—Exceeding a certain temperature 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
    • F25B2600/2501—Bypass 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
    • F25B2700/2103—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
    • F25B2700/2115—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
EP17881376.2A 2016-12-14 2017-11-14 Refrigerant circuit system and method for controlling refrigerant circuit system Withdrawn EP3460357A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016242022A JP6781034B2 (en) 2016-12-14 2016-12-14 Refrigerant circuit system and control method of refrigerant circuit system
PCT/JP2017/040965 WO2018110185A1 (en) 2016-12-14 2017-11-14 Refrigerant circuit system and method for controlling refrigerant circuit system

Publications (2)

Publication Number Publication Date
EP3460357A1 EP3460357A1 (en) 2019-03-27
EP3460357A4 true EP3460357A4 (en) 2019-07-03

Family

ID=62558523

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17881376.2A Withdrawn EP3460357A4 (en) 2016-12-14 2017-11-14 Refrigerant circuit system and method for controlling refrigerant circuit system

Country Status (3)

Country Link
EP (1) EP3460357A4 (en)
JP (1) JP6781034B2 (en)
WO (1) WO2018110185A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6929318B2 (en) * 2019-03-28 2021-09-01 東プレ株式会社 Refrigeration equipment and operation method of refrigeration equipment
CN110195925A (en) * 2019-05-31 2019-09-03 宁波奥克斯电气股份有限公司 A kind of control method and air conditioner of low-temperature air source heat pump spray enthalpy valve
CN110486917B (en) * 2019-08-23 2021-06-22 广东美的暖通设备有限公司 Operation control device and method, air conditioner and computer readable storage medium
CN113091205B (en) * 2020-08-19 2022-03-08 广州松下空调器有限公司 Air conditioner abnormity detection method and device
CN216346591U (en) * 2021-09-18 2022-04-19 青岛海尔空调电子有限公司 Air conditioner
JPWO2023100233A1 (en) * 2021-11-30 2023-06-08
CN114738934A (en) * 2022-03-29 2022-07-12 青岛海尔空调电子有限公司 Air conditioner fault detection method and device and air conditioner
CN115289604A (en) * 2022-08-12 2022-11-04 珠海格力电器股份有限公司 Heating overload protection method and device and air conditioner

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003130481A (en) * 2001-10-24 2003-05-08 Mitsubishi Heavy Ind Ltd Vapor compression type refrigerating cycle of air conditioner for automobile
JP2008121977A (en) * 2006-11-13 2008-05-29 Mitsubishi Electric Corp Heat pump water heater
JP2010002109A (en) * 2008-06-19 2010-01-07 Mitsubishi Electric Corp Refrigeration air conditioner
JP2015152262A (en) * 2014-02-17 2015-08-24 東芝キヤリア株式会社 Refrigeration cycle device
US20150354878A1 (en) * 2013-03-12 2015-12-10 Mitsubishi Electric Corporation Air-conditioning apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3484866B2 (en) * 1995-08-04 2004-01-06 三菱電機株式会社 Refrigeration equipment
JPH1068553A (en) * 1996-08-27 1998-03-10 Daikin Ind Ltd Air conditioner
JP2002349977A (en) * 2001-05-24 2002-12-04 Denso Corp Heat pump cycle
JP2003214713A (en) * 2002-01-23 2003-07-30 Matsushita Electric Ind Co Ltd Refrigeration cycle device
JP2011043273A (en) * 2009-08-20 2011-03-03 Panasonic Corp Heat pump type heating liquid system
DE102014222849A1 (en) * 2014-11-10 2016-05-12 BSH Hausgeräte GmbH Domestic refrigerator and chiller for it

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003130481A (en) * 2001-10-24 2003-05-08 Mitsubishi Heavy Ind Ltd Vapor compression type refrigerating cycle of air conditioner for automobile
JP2008121977A (en) * 2006-11-13 2008-05-29 Mitsubishi Electric Corp Heat pump water heater
JP2010002109A (en) * 2008-06-19 2010-01-07 Mitsubishi Electric Corp Refrigeration air conditioner
US20150354878A1 (en) * 2013-03-12 2015-12-10 Mitsubishi Electric Corporation Air-conditioning apparatus
JP2015152262A (en) * 2014-02-17 2015-08-24 東芝キヤリア株式会社 Refrigeration cycle device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018110185A1 *

Also Published As

Publication number Publication date
EP3460357A1 (en) 2019-03-27
JP6781034B2 (en) 2020-11-04
JP2018096621A (en) 2018-06-21
WO2018110185A1 (en) 2018-06-21

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