EP4160118A4 - Air conditioning system - Google Patents
Air conditioning system Download PDFInfo
- Publication number
- EP4160118A4 EP4160118A4 EP21814271.9A EP21814271A EP4160118A4 EP 4160118 A4 EP4160118 A4 EP 4160118A4 EP 21814271 A EP21814271 A EP 21814271A EP 4160118 A4 EP4160118 A4 EP 4160118A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- air conditioning
- conditioning system
- air
- conditioning
- 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
- 238000004378 air conditioning Methods 0.000 title 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
-
- 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
- F25B13/00—Compression machines, plants or systems, with 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
- F25B45/00—Arrangements for charging or discharging 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
- 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
- F25B2313/023—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
- F25B2313/0233—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in parallel arrangements
-
- 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
- F25B2313/025—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units
- F25B2313/0253—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units in parallel arrangements
-
- 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
- F25B2400/19—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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Air Conditioning Control Device (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020094409A JP7462186B2 (en) | 2020-05-29 | 2020-05-29 | Air Conditioning System |
PCT/JP2021/016678 WO2021241108A1 (en) | 2020-05-29 | 2021-04-26 | Air conditioning system |
Publications (2)
Publication Number | Publication Date |
---|---|
EP4160118A1 EP4160118A1 (en) | 2023-04-05 |
EP4160118A4 true EP4160118A4 (en) | 2023-11-15 |
Family
ID=78744491
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP21814271.9A Pending EP4160118A4 (en) | 2020-05-29 | 2021-04-26 | Air conditioning system |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP4160118A4 (en) |
JP (1) | JP7462186B2 (en) |
WO (1) | WO2021241108A1 (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4735557B2 (en) * | 2007-02-02 | 2011-07-27 | ダイキン工業株式会社 | Refrigeration equipment |
JP5089759B2 (en) * | 2010-12-03 | 2012-12-05 | 三菱電機株式会社 | Refrigeration equipment |
JP2013122364A (en) * | 2011-11-07 | 2013-06-20 | Mitsubishi Electric Corp | Refrigeration and air conditioning device and refrigeration and air conditioning system |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3109502B2 (en) | 1998-12-28 | 2000-11-20 | ダイキン工業株式会社 | Refrigerant recovery method and refrigerant recovery device |
JP2004232934A (en) | 2003-01-29 | 2004-08-19 | Fujitsu General Ltd | Method of controlling multiple type air conditioner |
WO2016157519A1 (en) | 2015-04-03 | 2016-10-06 | 三菱電機株式会社 | Air-conditioning device |
JP2019143877A (en) | 2018-02-21 | 2019-08-29 | 株式会社富士通ゼネラル | Air conditioning system |
JP2020094409A (en) | 2018-12-12 | 2020-06-18 | 三菱電機株式会社 | Light-shielding system, light-shielding metal fitting, and method for constructing light-shielding system |
-
2020
- 2020-05-29 JP JP2020094409A patent/JP7462186B2/en active Active
-
2021
- 2021-04-26 EP EP21814271.9A patent/EP4160118A4/en active Pending
- 2021-04-26 WO PCT/JP2021/016678 patent/WO2021241108A1/en unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4735557B2 (en) * | 2007-02-02 | 2011-07-27 | ダイキン工業株式会社 | Refrigeration equipment |
JP5089759B2 (en) * | 2010-12-03 | 2012-12-05 | 三菱電機株式会社 | Refrigeration equipment |
JP2013122364A (en) * | 2011-11-07 | 2013-06-20 | Mitsubishi Electric Corp | Refrigeration and air conditioning device and refrigeration and air conditioning system |
Non-Patent Citations (1)
Title |
---|
See also references of WO2021241108A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP4160118A1 (en) | 2023-04-05 |
WO2021241108A1 (en) | 2021-12-02 |
JP7462186B2 (en) | 2024-04-05 |
JP2021188826A (en) | 2021-12-13 |
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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: 20230102 |
|
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 |
|
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: 20231012 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F25B 49/02 20060101ALI20231006BHEP Ipc: F25B 13/00 20060101ALI20231006BHEP Ipc: F24F 11/32 20180101ALI20231006BHEP Ipc: F25B 1/00 20060101ALI20231006BHEP Ipc: F25B 45/00 20060101AFI20231006BHEP |