EP3988871A4 - Unité extérieure, dispositif à cycle frigorifique et réfrigérateur - Google Patents
Unité extérieure, dispositif à cycle frigorifique et réfrigérateur Download PDFInfo
- Publication number
- EP3988871A4 EP3988871A4 EP19933763.5A EP19933763A EP3988871A4 EP 3988871 A4 EP3988871 A4 EP 3988871A4 EP 19933763 A EP19933763 A EP 19933763A EP 3988871 A4 EP3988871 A4 EP 3988871A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- refrigerator
- outdoor unit
- refrigeration cycle
- cycle device
- 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.)
- Pending
Links
- 238000005057 refrigeration Methods 0.000 title 1
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
- 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
- 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
- F25B2400/16—Receivers
-
- 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
- F25B2400/23—Separators
-
- 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
- F25B2500/22—Preventing, detecting or repairing leaks of refrigeration fluids
- F25B2500/222—Detecting refrigerant leaks
-
- 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
- F25B2500/24—Low amount of refrigerant in the system
-
- 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
- F25B2700/193—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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2019/024585 WO2020255355A1 (fr) | 2019-06-20 | 2019-06-20 | Unité extérieure, dispositif à cycle frigorifique et réfrigérateur |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3988871A1 EP3988871A1 (fr) | 2022-04-27 |
EP3988871A4 true EP3988871A4 (fr) | 2022-06-22 |
Family
ID=74040373
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19933763.5A Pending EP3988871A4 (fr) | 2019-06-20 | 2019-06-20 | Unité extérieure, dispositif à cycle frigorifique et réfrigérateur |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3988871A4 (fr) |
JP (1) | JP7278376B2 (fr) |
CN (1) | CN114127492B (fr) |
WO (1) | WO2020255355A1 (fr) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1818627A1 (fr) * | 2004-11-29 | 2007-08-15 | Mitsubishi Electric Corporation | Climatiseur réfrigérant, méthode pour gérer son fonctionnement, et méthode pour gérer sa quantité d'agent réfrigérant |
JP2010223542A (ja) * | 2009-03-25 | 2010-10-07 | Mitsubishi Electric Corp | 冷凍空調装置 |
EP2924372A1 (fr) * | 2012-11-20 | 2015-09-30 | Mitsubishi Electric Corporation | Dispositif de réfrigération |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5316287A (en) | 1976-07-28 | 1978-02-15 | Hitachi Ltd | Handrail for man conveyor |
JP3178178B2 (ja) * | 1993-08-26 | 2001-06-18 | 松下電器産業株式会社 | 冷凍サイクルの飽和蒸気温度検出回路 |
JPH11159895A (ja) * | 1997-11-28 | 1999-06-15 | Hitachi Ltd | 空気調和装置 |
CA2436367A1 (fr) * | 2003-05-09 | 2004-11-09 | Serge Dube | Stockage d'energie avec systemes de refrigeration et methode |
JP2005308393A (ja) * | 2005-07-25 | 2005-11-04 | Daikin Ind Ltd | 冷凍装置及び冷凍装置の冷媒量検出方法 |
JP4462435B2 (ja) * | 2005-11-16 | 2010-05-12 | 株式会社富士通ゼネラル | 冷凍装置 |
KR101545488B1 (ko) * | 2008-03-21 | 2015-08-21 | 엘지전자 주식회사 | 공기조화기의 냉매 충진방법 |
JP2013002801A (ja) * | 2011-06-22 | 2013-01-07 | Panasonic Corp | 冷凍サイクル装置及びそれを備えた温水暖房装置 |
JP6057859B2 (ja) * | 2013-08-08 | 2017-01-11 | アズビル株式会社 | 乾き度測定装置 |
JP2015148406A (ja) * | 2014-02-07 | 2015-08-20 | パナソニックIpマネジメント株式会社 | 冷凍装置 |
-
2019
- 2019-06-20 JP JP2021528581A patent/JP7278376B2/ja active Active
- 2019-06-20 EP EP19933763.5A patent/EP3988871A4/fr active Pending
- 2019-06-20 CN CN201980097419.4A patent/CN114127492B/zh active Active
- 2019-06-20 WO PCT/JP2019/024585 patent/WO2020255355A1/fr active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1818627A1 (fr) * | 2004-11-29 | 2007-08-15 | Mitsubishi Electric Corporation | Climatiseur réfrigérant, méthode pour gérer son fonctionnement, et méthode pour gérer sa quantité d'agent réfrigérant |
JP2010223542A (ja) * | 2009-03-25 | 2010-10-07 | Mitsubishi Electric Corp | 冷凍空調装置 |
EP2924372A1 (fr) * | 2012-11-20 | 2015-09-30 | Mitsubishi Electric Corporation | Dispositif de réfrigération |
Non-Patent Citations (1)
Title |
---|
See also references of WO2020255355A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN114127492B (zh) | 2023-06-06 |
JP7278376B2 (ja) | 2023-05-19 |
CN114127492A (zh) | 2022-03-01 |
JPWO2020255355A1 (fr) | 2020-12-24 |
EP3988871A1 (fr) | 2022-04-27 |
WO2020255355A1 (fr) | 2020-12-24 |
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Legal Events
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STAA | Information on the status of an ep patent application or granted ep patent |
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17P | Request for examination filed |
Effective date: 20211209 |
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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 |
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A4 | Supplementary search report drawn up and despatched |
Effective date: 20220520 |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: F25B 49/02 20060101ALI20220516BHEP Ipc: F25B 1/00 20060101ALI20220516BHEP Ipc: F25B 43/00 20060101AFI20220516BHEP |
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GRAP | Despatch of communication of intention to grant a patent |
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Effective date: 20240318 |