EP3889522A4 - Air conditioning device - Google Patents
Air conditioning device Download PDFInfo
- Publication number
- EP3889522A4 EP3889522A4 EP19889376.0A EP19889376A EP3889522A4 EP 3889522 A4 EP3889522 A4 EP 3889522A4 EP 19889376 A EP19889376 A EP 19889376A EP 3889522 A4 EP3889522 A4 EP 3889522A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- air conditioning
- conditioning device
- 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
- 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
- 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
- F24F11/41—Defrosting; Preventing freezing
-
- 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
- F24F11/41—Defrosting; Preventing freezing
- F24F11/42—Defrosting; Preventing freezing of outdoor units
-
- 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
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/02—Defrosting cycles
- F25B47/022—Defrosting cycles hot gas defrosting
- F25B47/025—Defrosting cycles hot gas defrosting by reversing the 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
- 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
- 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
- F25B2400/06—Several compression cycles 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
- F25B2600/00—Control issues
- F25B2600/01—Timing
-
- 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
- F25B2600/23—Time delays
-
- 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
- F25B2700/2103—Temperatures near a heat exchanger
-
- 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
- F25B2700/2104—Temperatures of an indoor room or compartment
-
- 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
- F25B2700/2106—Temperatures of fresh outdoor air
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 |
---|---|---|---|
JP2018223498 | 2018-11-29 | ||
PCT/JP2019/046651 WO2020111200A1 (en) | 2018-11-29 | 2019-11-28 | Air conditioning device |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3889522A1 EP3889522A1 (en) | 2021-10-06 |
EP3889522A4 true EP3889522A4 (en) | 2022-08-10 |
Family
ID=70852102
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19889376.0A Pending EP3889522A4 (en) | 2018-11-29 | 2019-11-28 | Air conditioning device |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3889522A4 (en) |
JP (1) | JP7098751B2 (en) |
CN (1) | CN113167518B (en) |
WO (1) | WO2020111200A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111998444A (en) * | 2020-08-07 | 2020-11-27 | 深圳中集天达吉荣航空制冷有限公司 | Airplane ground air conditioning unit and defrosting method thereof |
JP7034227B1 (en) | 2020-09-30 | 2022-03-11 | 日立ジョンソンコントロールズ空調株式会社 | Air conditioner and management device |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01107056A (en) * | 1987-10-21 | 1989-04-24 | Toshiba Corp | Air conditioner |
JP2005090784A (en) * | 2003-09-12 | 2005-04-07 | Matsushita Electric Ind Co Ltd | Defrost adjusting device and controlling method, and heat pump type water heater |
US20100125370A1 (en) * | 2008-11-17 | 2010-05-20 | Mitsubishi Electric Corporation | Air-conditioning apparatus |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5919255B2 (en) * | 1979-07-24 | 1984-05-04 | 三菱電機株式会社 | Defrosting control method for air conditioners |
JPH06100358B2 (en) * | 1985-12-04 | 1994-12-12 | 松下冷機株式会社 | Air conditioner |
JPH0228056A (en) * | 1988-07-15 | 1990-01-30 | Toshiba Corp | Air conditioner for vehicle |
JP3662707B2 (en) * | 1997-03-27 | 2005-06-22 | 日本建鐵株式会社 | Communication control method for refrigerated showcase |
JP2002372282A (en) * | 2001-04-13 | 2002-12-26 | Gac Corp | Air conditioning system |
JP2002327976A (en) * | 2001-04-27 | 2002-11-15 | Gac Corp | Method for controlling air conditioning system |
EP2757327B1 (en) * | 2011-09-13 | 2016-08-17 | Mitsubishi Electric Corporation | Refrigeration and air-conditioning device |
JP5836083B2 (en) * | 2011-11-24 | 2015-12-24 | 三菱重工業株式会社 | Heat pump system defrosting operation method and heat pump system |
JP5590195B1 (en) * | 2013-07-11 | 2014-09-17 | 株式会社富士通ゼネラル | Air conditioner |
JP5574028B1 (en) * | 2013-07-31 | 2014-08-20 | 株式会社富士通ゼネラル | Air conditioner |
GB2568404A (en) * | 2016-09-02 | 2019-05-15 | Mitsubishi Electric Corp | Refrigeration air conditioning system |
CN108731321B (en) * | 2017-04-25 | 2020-04-24 | 同方人工环境有限公司 | Defrosting control method of air source heat pump system |
-
2019
- 2019-11-28 WO PCT/JP2019/046651 patent/WO2020111200A1/en unknown
- 2019-11-28 JP JP2020557836A patent/JP7098751B2/en active Active
- 2019-11-28 EP EP19889376.0A patent/EP3889522A4/en active Pending
- 2019-11-28 CN CN201980078965.3A patent/CN113167518B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01107056A (en) * | 1987-10-21 | 1989-04-24 | Toshiba Corp | Air conditioner |
JP2005090784A (en) * | 2003-09-12 | 2005-04-07 | Matsushita Electric Ind Co Ltd | Defrost adjusting device and controlling method, and heat pump type water heater |
US20100125370A1 (en) * | 2008-11-17 | 2010-05-20 | Mitsubishi Electric Corporation | Air-conditioning apparatus |
Non-Patent Citations (1)
Title |
---|
See also references of WO2020111200A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN113167518A (en) | 2021-07-23 |
CN113167518B (en) | 2022-12-27 |
WO2020111200A1 (en) | 2020-06-04 |
EP3889522A1 (en) | 2021-10-06 |
JP7098751B2 (en) | 2022-07-11 |
JPWO2020111200A1 (en) | 2021-09-27 |
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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: 20210625 |
|
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: 20220713 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F24F 11/86 20180101ALI20220707BHEP Ipc: F24F 11/46 20180101ALI20220707BHEP Ipc: F24F 11/42 20180101ALI20220707BHEP Ipc: F24F 11/41 20180101ALI20220707BHEP Ipc: F25B 47/02 20060101AFI20220707BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
17Q | First examination report despatched |
Effective date: 20240425 |