EP3872423C0 - Appareil de conditionnement d'air - Google Patents

Appareil de conditionnement d'air

Info

Publication number: EP3872423C0
Authority: EP; European Patent Office
Prior art keywords: air conditioning; conditioning device; air; conditioning
Prior art date: 2020-02-25
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.): Expired - Fee Related

Application number

EP21158549.2A

Other languages

German (de)

English (en)

Other versions

EP3872423A1 (fr

EP3872423B1 (fr

Inventor

Akihiro Shigeta

Shunichi Hashimoto

Naoki Maekawa

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.)

Panasonic Intellectual Property Management Co Ltd

Original Assignee

Panasonic Intellectual Property Management Co 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.)

2020-02-25

Filing date

2021-02-22

Publication date

2024-01-03

2021-02-22 Application filed by Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd

2021-09-01 Publication of EP3872423A1 publication Critical patent/EP3872423A1/fr

2024-01-03 Application granted granted Critical

2024-01-03 Publication of EP3872423B1 publication Critical patent/EP3872423B1/fr

2024-01-03 Publication of EP3872423C0 publication Critical patent/EP3872423C0/fr

Status Active legal-status Critical Current

2041-02-22 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
- F25B49/005—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
- 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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
- F25B2313/02741—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
- 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—Component parts or details not otherwise provided for in this subclass
- F25B2400/04—Refrigeration circuit bypassing means
- F25B2400/0409—Refrigeration circuit bypassing means for evaporators
- 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—Component parts or details not otherwise provided for in this subclass
- F25B2400/19—Pumping down refrigerant from one part of the cycle to another part of the cycle, e.g. when the cycle is changed from cooling to heating, or before a defrost cycle is started
- 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
- F25B2500/22—Preventing, detecting or repairing leaks of refrigeration fluids
- F25B2500/221—Preventing leaks from developing
- 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
- F25B2600/02—Compressor 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
- F25B2600/2501—Bypass valves

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Mechanical Engineering (AREA)
Thermal Sciences (AREA)
General Engineering & Computer Science (AREA)
Air Conditioning Control Device (AREA)

EP21158549.2A 2020-02-25 2021-02-22 Appareil de conditionnement d'air Active EP3872423B1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP2020029489A JP7478967B2 (ja)	2020-02-25	2020-02-25	空気調和装置

Publications (3)

Publication Number	Publication Date
EP3872423A1 EP3872423A1 (fr)	2021-09-01
EP3872423B1 EP3872423B1 (fr)	2024-01-03
EP3872423C0 true EP3872423C0 (fr)	2024-01-03

Family

ID=74701385

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP21158549.2A Active EP3872423B1 (fr)	2020-02-25	2021-02-22	Appareil de conditionnement d'air

Country Status (2)

Country	Link
EP (1)	EP3872423B1 (fr)
JP (1)	JP7478967B2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN119665345B (zh) *	2023-09-19	2025-09-23	青岛海信日立空调系统有限公司	热泵空调系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3505209B2 (ja) *	1993-11-30	2004-03-08	三洋電機株式会社	冷凍装置
JP5409715B2 (ja)	2011-07-04	2014-02-05	三菱電機株式会社	空気調和装置
WO2013111176A1 (fr)	2012-01-23	2013-08-01	三菱電機株式会社	Dispositif de climatisation
JP6075264B2 (ja)	2013-10-09	2017-02-08	株式会社富士通ゼネラル	空気調和機
EP3279580B1 (fr) *	2015-04-03	2022-09-07	Mitsubishi Electric Corporation	Dispositif de climatisation
JP6156528B1 (ja) *	2016-02-16	2017-07-05	ダイキン工業株式会社	冷凍装置
JP2018009767A (ja)	2016-07-15	2018-01-18	ダイキン工業株式会社	冷凍装置
US11609031B2 (en)	2017-03-13	2023-03-21	Mitsubishi Electric Corporation	Refrigeration cycle apparatus
JP6935720B2 (ja)	2017-10-12	2021-09-15	ダイキン工業株式会社	冷凍装置

2020
- 2020-02-25 JP JP2020029489A patent/JP7478967B2/ja active Active
2021
- 2021-02-22 EP EP21158549.2A patent/EP3872423B1/fr active Active

Also Published As

Publication number	Publication date
EP3872423A1 (fr)	2021-09-01
EP3872423B1 (fr)	2024-01-03
JP7478967B2 (ja)	2024-05-08
JP2021134949A (ja)	2021-09-13

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