EP3889522A4 - AIR CONDITIONING DEVICE - Google Patents

AIR CONDITIONING DEVICE Download PDF

Info

Publication number: EP3889522A4
Authority: EP; European Patent Office
Prior art keywords: air conditioning; conditioning device; air; conditioning
Prior art date: 2018-11-29
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

Application number

EP19889376.0A

Other languages

German (de)

French (fr)

Other versions

EP3889522A1 (en

Inventor

Jun UESHIGE

Yasuhisa KIKUCHI

Satoko Sugisaki

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.)

Carrier Japan Corp

Original Assignee

Toshiba Carrier 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.)

2018-11-29

Filing date

2019-11-28

Publication date

2022-08-10

2019-11-28 Application filed by Toshiba Carrier Corp filed Critical Toshiba Carrier Corp

2021-10-06 Publication of EP3889522A1 publication Critical patent/EP3889522A1/en

2022-08-10 Publication of EP3889522A4 publication Critical patent/EP3889522A4/en

Status Pending legal-status Critical Current

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
- 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—Component parts or details not otherwise provided for in this subclass
- 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)

EP19889376.0A 2018-11-29 2019-11-28 AIR CONDITIONING DEVICE Pending EP3889522A4 (en)

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 (3)

* Cited by examiner, † Cited by third party
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
EP4589208A4 (en) *	2022-09-20	2025-09-17	Mitsubishi Heavy Ind Thermal Systems Ltd	HEAT SOURCE SYSTEM, AIR CONDITIONING SYSTEM, CONTROL METHOD AND CONTROL PROGRAM

Citations (3)

* Cited by examiner, † Cited by third party
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	Defrosting control device and control method, and heat pump hot water supply device
US20100125370A1 (en) *	2008-11-17	2010-05-20	Mitsubishi Electric Corporation	Air-conditioning apparatus

Family Cites Families (12)

* Cited by examiner, † Cited by third party
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	Control method of air conditioning system
CN103797308B (en) *	2011-09-13	2016-10-05	三菱电机株式会社	Refrigerating 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
US20190203994A1 (en) *	2016-09-02	2019-07-04	Mitsubishi Electric Corporation	Refrigerating and air-conditioning system and system controller
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 JP JP2020557836A patent/JP7098751B2/en active Active
- 2019-11-28 EP EP19889376.0A patent/EP3889522A4/en active Pending
- 2019-11-28 WO PCT/JP2019/046651 patent/WO2020111200A1/en not_active Ceased
- 2019-11-28 CN CN201980078965.3A patent/CN113167518B/en active Active

Patent Citations (3)

* Cited by examiner, † Cited by third party
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	Defrosting control device and control method, and heat pump hot water supply device
US20100125370A1 (en) *	2008-11-17	2010-05-20	Mitsubishi Electric Corporation	Air-conditioning apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020111200A1 *

Also Published As

Publication number	Publication date
EP3889522A1 (en)	2021-10-06
JPWO2020111200A1 (en)	2021-09-27
CN113167518A (en)	2021-07-23
WO2020111200A1 (en)	2020-06-04
CN113167518B (en)	2022-12-27
JP7098751B2 (en)	2022-07-11

Legal Events

Date	Code	Title	Description
2020-06-06	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2021-09-03	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
2021-09-03	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2021-10-06	17P	Request for examination filed	Effective date: 20210625
2021-10-06	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
2022-03-09	DAV	Request for validation of the european patent (deleted)
2022-03-09	DAX	Request for extension of the european patent (deleted)
2022-08-10	A4	Supplementary search report drawn up and despatched	Effective date: 20220713
2022-08-10	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
2024-04-26	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: EXAMINATION IS IN PROGRESS
2024-05-29	17Q	First examination report despatched	Effective date: 20240425

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