EP3708924A4 - Heat pump - Google Patents

Heat pump Download PDF

Info

Publication number
EP3708924A4
EP3708924A4 EP18877202.4A EP18877202A EP3708924A4 EP 3708924 A4 EP3708924 A4 EP 3708924A4 EP 18877202 A EP18877202 A EP 18877202A EP 3708924 A4 EP3708924 A4 EP 3708924A4
Authority
EP
European Patent Office
Prior art keywords
heat pump
pump
heat
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
EP18877202.4A
Other languages
German (de)
French (fr)
Other versions
EP3708924A1 (en
Inventor
Takayuki Kobayashi
Yohei Katsurayama
Hiroshi Nakayama
Yasuharu TOKUNAGA
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.)
Kansai Electric Power Co Inc
Chubu Electric Power Co Inc
Mitsubishi Heavy Industries Thermal Systems Ltd
Original Assignee
Kansai Electric Power Co Inc
Chubu Electric Power Co Inc
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 Kansai Electric Power Co Inc, Chubu Electric Power Co Inc, Mitsubishi Heavy Industries Thermal Systems Ltd filed Critical Kansai Electric Power Co Inc
Publication of EP3708924A1 publication Critical patent/EP3708924A1/en
Publication of EP3708924A4 publication Critical patent/EP3708924A4/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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • F25B41/22—Disposition of valves, e.g. of on-off valves or flow control valves between evaporator and 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
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control 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
    • F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
    • F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
    • 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
    • F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
    • F25B25/005—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00 using primary and secondary 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
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2519—On-off 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
    • F25B2700/2116—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
EP18877202.4A 2017-11-08 2018-11-08 Heat pump Pending EP3708924A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017215660A JP6373469B1 (en) 2017-11-08 2017-11-08 heat pump
PCT/JP2018/041487 WO2019093420A1 (en) 2017-11-08 2018-11-08 Heat pump

Publications (2)

Publication Number Publication Date
EP3708924A1 EP3708924A1 (en) 2020-09-16
EP3708924A4 true EP3708924A4 (en) 2021-08-04

Family

ID=63165908

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18877202.4A Pending EP3708924A4 (en) 2017-11-08 2018-11-08 Heat pump

Country Status (4)

Country Link
EP (1) EP3708924A4 (en)
JP (1) JP6373469B1 (en)
CN (1) CN111316047A (en)
WO (1) WO2019093420A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11273687B2 (en) 2020-04-30 2022-03-15 Thermo King Corporation System and method of energy efficient operation of a transport climate control system
CN115143658A (en) * 2022-07-01 2022-10-04 浙江国祥股份有限公司 Double-working-condition water chilling unit and control method thereof

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56105259A (en) * 1980-01-23 1981-08-21 Hitachi Ltd Multiple temperature refrigerator
JPH0210063A (en) * 1988-06-29 1990-01-12 Toshiba Corp Device for refrigerating cycle
JPH0611198A (en) * 1991-02-08 1994-01-21 Mitsubishi Electric Corp Refrigerating device
JP3036310B2 (en) * 1992-08-01 2000-04-24 三菱電機株式会社 Multi-temperature generation circuit by vapor compression refrigeration cycle
JPH09145189A (en) * 1995-11-27 1997-06-06 Sanyo Electric Co Ltd Refrigerating cycle and air conditioner provided with the refrigerating cycle
US7353660B2 (en) * 2004-09-13 2008-04-08 Carrier Corporation Multi-temperature cooling system with unloading
JP4169080B2 (en) * 2007-03-29 2008-10-22 三菱電機株式会社 Freezer refrigerator
JP2009079863A (en) * 2007-09-27 2009-04-16 Mitsubishi Heavy Ind Ltd Refrigeration device
JP2009210138A (en) * 2008-02-29 2009-09-17 Mitsubishi Heavy Ind Ltd Refrigerating cycle system
JP5375919B2 (en) * 2011-09-30 2013-12-25 ダイキン工業株式会社 heat pump
JP6548890B2 (en) 2014-10-31 2019-07-24 三菱重工サーマルシステムズ株式会社 Control device of refrigeration cycle, refrigeration cycle, and control method of refrigeration cycle
JP2017215660A (en) 2016-05-30 2017-12-07 キヤノン株式会社 Image processing device, image processing method and program

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *
See also references of WO2019093420A1 *

Also Published As

Publication number Publication date
WO2019093420A1 (en) 2019-05-16
EP3708924A1 (en) 2020-09-16
JP6373469B1 (en) 2018-08-15
CN111316047A (en) 2020-06-19
JP2019086238A (en) 2019-06-06

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RIC1 Information provided on ipc code assigned before grant

Ipc: F25B 1/10 20060101AFI20210630BHEP

Ipc: F25B 5/02 20060101ALI20210630BHEP

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