GB2578254B - Refrigeration cycle apparatus and heat source unit - Google Patents

Refrigeration cycle apparatus and heat source unit Download PDF

Info

Publication number
GB2578254B
GB2578254B GB2000474.3A GB202000474A GB2578254B GB 2578254 B GB2578254 B GB 2578254B GB 202000474 A GB202000474 A GB 202000474A GB 2578254 B GB2578254 B GB 2578254B
Authority
GB
United Kingdom
Prior art keywords
heat source
source unit
refrigeration cycle
cycle apparatus
refrigeration
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.)
Active
Application number
GB2000474.3A
Other versions
GB202000474D0 (en
GB2578254A (en
Inventor
Ishikawa Tomotaka
Nakagawa Masahiko
Sata Hiroshi
Ikeda Takashi
Nishida Kensuke
Fukuhara Keizo
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 GB202000474D0 publication Critical patent/GB202000474D0/en
Publication of GB2578254A publication Critical patent/GB2578254A/en
Application granted granted Critical
Publication of GB2578254B publication Critical patent/GB2578254B/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
    • F25B1/00—Compression machines, plants or systems with non-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
    • F25B39/00—Evaporators; Condensers
    • F25B39/04—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
    • F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
    • F25B43/02—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for separating lubricants from the 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
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/06—Damage
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/16—Lubrication
    • 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
    • F25B2600/11—Fan speed control
    • 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
    • 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
    • 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
    • F25B2700/19—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
    • F25B2700/21151—Temperatures of a compressor or the drive means therefor at the suction 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
    • F25B2700/2115—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Power Engineering (AREA)
  • Compressor (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
GB2000474.3A 2017-08-04 2017-08-04 Refrigeration cycle apparatus and heat source unit Active GB2578254B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/028351 WO2019026270A1 (en) 2017-08-04 2017-08-04 Refrigeration cycle device and heat source unit

Publications (3)

Publication Number Publication Date
GB202000474D0 GB202000474D0 (en) 2020-02-26
GB2578254A GB2578254A (en) 2020-04-22
GB2578254B true GB2578254B (en) 2021-09-01

Family

ID=65233244

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2000474.3A Active GB2578254B (en) 2017-08-04 2017-08-04 Refrigeration cycle apparatus and heat source unit

Country Status (4)

Country Link
JP (1) JP6956791B2 (en)
CN (1) CN110892209B (en)
GB (1) GB2578254B (en)
WO (1) WO2019026270A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114484945A (en) * 2022-03-14 2022-05-13 珠海格力电器股份有限公司 Air conditioner refrigeration system and control method thereof

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021140566A1 (en) * 2020-01-07 2021-07-15 三菱電機株式会社 Refrigeration cycle device
JP7330367B2 (en) * 2020-04-14 2023-08-21 三菱電機株式会社 Heat source unit, refrigeration cycle device and refrigerator
WO2022224304A1 (en) * 2021-04-19 2022-10-27 三菱電機株式会社 Heat source unit
JP2024011150A (en) * 2022-07-14 2024-01-25 三菱重工業株式会社 Compressor unit and refrigeration system

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6229634B2 (en) * 1982-12-22 1987-06-26 Honda Motor Co Ltd
JP2001032678A (en) * 1999-07-27 2001-02-06 Penta Ocean Constr Co Ltd Shield machine for existing tunnel connecting work execution
JP2004077114A (en) * 2002-06-18 2004-03-11 Showa Denko Kk Integrated heat exchange device
JP2004243935A (en) * 2003-02-14 2004-09-02 Calsonic Kansei Corp Heat exchanger for vehicle
JP2013155970A (en) * 2012-01-31 2013-08-15 Mayekawa Mfg Co Ltd Monitoring system for refrigerator
WO2016084175A1 (en) * 2014-11-26 2016-06-02 三菱電機株式会社 Heat source-side unit and refrigeration cycle apparatus
JP2016161138A (en) * 2015-02-26 2016-09-05 三菱重工業株式会社 Oil return circuit and oil return method in freezing cycle
WO2016170680A1 (en) * 2015-04-24 2016-10-27 三菱電機株式会社 Refrigerating and air conditioning device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3238973B2 (en) * 1993-02-01 2001-12-17 三洋電機株式会社 Refrigeration equipment
JPH09318166A (en) * 1996-05-30 1997-12-12 Mitsubishi Heavy Ind Ltd Refrigerating apparatus
JP3640749B2 (en) * 1996-12-19 2005-04-20 シャープ株式会社 Refrigeration cycle of air conditioner
JP2005345032A (en) * 2004-06-04 2005-12-15 Mitsubishi Heavy Ind Ltd Air conditioner and its operation control method
JP2013002678A (en) * 2011-06-14 2013-01-07 Daikin Industries Ltd Condensing unit set and refrigeration device
CN105579787B (en) * 2013-09-24 2018-01-05 三菱电机株式会社 Freezing cycle device
CN203657303U (en) * 2013-12-31 2014-06-18 烟台荏原空调设备有限公司 Oil recovery device with cooling function and refrigerating system applying same
JP6511376B2 (en) * 2015-09-25 2019-05-15 東芝キヤリア株式会社 Air conditioner
CN105674407B (en) * 2016-03-29 2018-09-25 广东美博制冷设备有限公司 Air conditioner refrigerating circuit
CN107192103A (en) * 2017-05-23 2017-09-22 重庆美的通用制冷设备有限公司 Air-conditioning system, air-conditioner set and its oil return control system and method for controlling oil return

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6229634B2 (en) * 1982-12-22 1987-06-26 Honda Motor Co Ltd
JP2001032678A (en) * 1999-07-27 2001-02-06 Penta Ocean Constr Co Ltd Shield machine for existing tunnel connecting work execution
JP2004077114A (en) * 2002-06-18 2004-03-11 Showa Denko Kk Integrated heat exchange device
JP2004243935A (en) * 2003-02-14 2004-09-02 Calsonic Kansei Corp Heat exchanger for vehicle
JP2013155970A (en) * 2012-01-31 2013-08-15 Mayekawa Mfg Co Ltd Monitoring system for refrigerator
WO2016084175A1 (en) * 2014-11-26 2016-06-02 三菱電機株式会社 Heat source-side unit and refrigeration cycle apparatus
JP2016161138A (en) * 2015-02-26 2016-09-05 三菱重工業株式会社 Oil return circuit and oil return method in freezing cycle
WO2016170680A1 (en) * 2015-04-24 2016-10-27 三菱電機株式会社 Refrigerating and air conditioning device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114484945A (en) * 2022-03-14 2022-05-13 珠海格力电器股份有限公司 Air conditioner refrigeration system and control method thereof

Also Published As

Publication number Publication date
CN110892209A (en) 2020-03-17
CN110892209B (en) 2021-12-28
JP6956791B2 (en) 2021-11-02
JPWO2019026270A1 (en) 2020-07-09
GB202000474D0 (en) 2020-02-26
GB2578254A (en) 2020-04-22
WO2019026270A1 (en) 2019-02-07

Similar Documents

Publication Publication Date Title
EP3730871A4 (en) Heat source unit and refrigeration cycle device
EP3112781A4 (en) Heat source side unit and refrigeration cycle device
ZA202003916B (en) Refrigeration cycle apparatus
EP3404342A4 (en) Refrigeration cycle device and heat cycle system
GB2545828B (en) Refrigeration cycle apparatus and air-conditioning apparatus
GB2565486B (en) Heat exchanger and refrigeration cycle apparatus
GB2562646B (en) Refrigeration cycle apparatus
SG11202008625TA (en) Refrigeration cycle apparatus
GB2578254B (en) Refrigeration cycle apparatus and heat source unit
EP3306252A4 (en) Heat exchanger and refrigeration cycle apparatus
GB2578023B (en) Refrigeration cycle apparatus
EP3683523A4 (en) Refrigeration cycle apparatus and refrigeration apparatus
EP3176521A4 (en) Outdoor unit and refrigeration cycle apparatus
GB2566165B (en) Heat exchanger including refrigerant branch distribution device, and refrigeration cycle apparatus
GB2577431B (en) Heat source unit
EP3109570A4 (en) Heat exchanger apparatus and heat source unit
GB2579476B (en) Heat exchanger unit and refrigeration cycle device
GB2571688B (en) Refrigeration cycle apparatus
EP3575730A4 (en) Heat source-side unit and refrigeration cycle device
GB2565463B (en) Refrigeration cycle apparatus
GB2561752B (en) Refrigeration cycle apparatus
GB2544677B (en) Refrigeration cycle apparatus and air-conditioning apparatus
EP3467405A4 (en) Heat exchange unit and refrigeration cycle device
GB2542310B (en) Refrigeration cycle apparatus and refrigeration cycle system
GB2555969B (en) Refrigeration cycle apparatus and air-conditioning apparatus

Legal Events

Date Code Title Description
789A Request for publication of translation (sect. 89(a)/1977)

Ref document number: 2019026270

Country of ref document: WO

746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 20240327