EP3862649A4 - Refrigeration cycle apparatus - Google Patents

Refrigeration cycle apparatus Download PDF

Info

Publication number
EP3862649A4
EP3862649A4 EP18936213.0A EP18936213A EP3862649A4 EP 3862649 A4 EP3862649 A4 EP 3862649A4 EP 18936213 A EP18936213 A EP 18936213A EP 3862649 A4 EP3862649 A4 EP 3862649A4
Authority
EP
European Patent Office
Prior art keywords
refrigeration cycle
cycle apparatus
refrigeration
cycle
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.)
Pending
Application number
EP18936213.0A
Other languages
German (de)
French (fr)
Other versions
EP3862649A1 (en
Inventor
Shun Okada
Masahiro Kanda
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 EP3862649A1 publication Critical patent/EP3862649A1/en
Publication of EP3862649A4 publication Critical patent/EP3862649A4/en
Pending 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
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/19—Calculation of parameters
    • 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
    • F25B2600/2509—Economiser 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
    • F25B2700/195—Pressures 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
    • 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
    • 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
    • F25B2700/21175—Temperatures of an evaporator of the refrigerant at the outlet of the evaporator

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
EP18936213.0A 2018-10-02 2018-10-02 Refrigeration cycle apparatus Pending EP3862649A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2018/036849 WO2020070793A1 (en) 2018-10-02 2018-10-02 Refrigeration cycle apparatus

Publications (2)

Publication Number Publication Date
EP3862649A1 EP3862649A1 (en) 2021-08-11
EP3862649A4 true EP3862649A4 (en) 2022-01-12

Family

ID=70055705

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18936213.0A Pending EP3862649A4 (en) 2018-10-02 2018-10-02 Refrigeration cycle apparatus

Country Status (3)

Country Link
EP (1) EP3862649A4 (en)
JP (1) JP6987269B2 (en)
WO (1) WO2020070793A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113465105B (en) * 2021-06-21 2022-12-27 青岛海尔空调电子有限公司 Air-supplying enthalpy-increasing control method for air conditioner
CN114353383B (en) * 2021-12-10 2024-04-19 青岛海尔空调电子有限公司 Air source heat pump unit control method and air source heat pump unit
CN115200177A (en) * 2022-05-27 2022-10-18 宁波奥克斯电气股份有限公司 Air supplementing enthalpy increasing control method and device and air conditioner

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030010046A1 (en) * 2001-07-11 2003-01-16 Thermo King Corporation Method for operating a refrigeration unit
US20150033780A1 (en) * 2012-04-27 2015-02-05 Mitsubishi Electric Corporation Air-conditioning apparatus
CN105973626A (en) * 2016-05-25 2016-09-28 深圳达实智能股份有限公司 Evaluation and prediction method and apparatus for operation energy efficiency of host of central air-conditioning system
EP3124897B1 (en) * 2015-07-27 2018-02-21 Honeywell spol s.r.o. Methods and apparatus for vapor compression circuit control

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0593548A (en) * 1991-04-08 1993-04-16 Mitsubishi Heavy Ind Ltd Refrigerator
JP2007205612A (en) * 2006-01-31 2007-08-16 Mitsubishi Electric Corp Refrigerating cycle device
WO2011064927A1 (en) * 2009-11-25 2011-06-03 ダイキン工業株式会社 Refrigeration device for container
JP5463192B2 (en) 2010-04-20 2014-04-09 三菱重工業株式会社 Refrigeration system with economizer circuit
WO2016046908A1 (en) * 2014-09-24 2016-03-31 三菱電機株式会社 Screw compressor and refrigeration cycle device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030010046A1 (en) * 2001-07-11 2003-01-16 Thermo King Corporation Method for operating a refrigeration unit
US20150033780A1 (en) * 2012-04-27 2015-02-05 Mitsubishi Electric Corporation Air-conditioning apparatus
EP3124897B1 (en) * 2015-07-27 2018-02-21 Honeywell spol s.r.o. Methods and apparatus for vapor compression circuit control
CN105973626A (en) * 2016-05-25 2016-09-28 深圳达实智能股份有限公司 Evaluation and prediction method and apparatus for operation energy efficiency of host of central air-conditioning system

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020070793A1 *
YU F W ET AL: "Economic analysis of air-cooled chiller with advanced heat rejection", INTERNATIONAL JOURNAL OF REFRIGERATION, ELSEVIER, AMSTERDAM, NL, vol. 73, 20 September 2016 (2016-09-20), pages 54 - 64, XP029844607, ISSN: 0140-7007, DOI: 10.1016/J.IJREFRIG.2016.09.016 *

Also Published As

Publication number Publication date
WO2020070793A1 (en) 2020-04-09
EP3862649A1 (en) 2021-08-11
JP6987269B2 (en) 2021-12-22
JPWO2020070793A1 (en) 2021-06-03

Similar Documents

Publication Publication Date Title
EP3825382A4 (en) Refrigeration cycle device
EP3764025A4 (en) Refrigeration cycle apparatus
EP3745051A4 (en) Refrigeration cycle device
EP3845827A4 (en) Refrigeration cycle device
EP3764027A4 (en) Refrigeration cycle device
EP3450866A4 (en) Refrigeration cycle apparatus
EP3825379A4 (en) Refrigerant cycle device
EP3816537A4 (en) Refrigeration cycle device
EP3798539A4 (en) Refrigeration cycle apparatus
EP3470755A4 (en) Refrigeration cycle apparatus
EP3450884A4 (en) Refrigeration cycle apparatus
EP3819564A4 (en) Refrigeration cycle device
EP3862655A4 (en) Refrigeration cycle device
EP3862650A4 (en) Refrigeration cycle device
EP3795925A4 (en) Refrigeration cycle device
EP3517853A4 (en) Refrigeration cycle apparatus
EP3396273A4 (en) Refrigerating cycle apparatus
EP3604977A4 (en) Refrigeration cycle apparatus
EP3764002A4 (en) Refrigeration cycle device
EP3862651A4 (en) Refrigeration cycle device
EP3951284A4 (en) Refrigeration cycle apparatus
EP3862649A4 (en) Refrigeration cycle apparatus
EP3514461A4 (en) Refrigeration cycle apparatus
EP3832227A4 (en) Refrigeration cycle device
EP3825628A4 (en) Refrigeration cycle device

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20210212

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

RIC1 Information provided on ipc code assigned before grant

Ipc: F25B 1/00 20060101AFI20210902BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20211209

RIC1 Information provided on ipc code assigned before grant

Ipc: F25B 1/00 20060101AFI20211203BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20240423