EP3163225A4 - Chiller system - Google Patents

Chiller system Download PDF

Info

Publication number: EP3163225A4
Authority: EP; European Patent Office
Prior art keywords: chiller system; chiller
Prior art date: 2014-06-24
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.): Ceased

Application number

EP15812743.1A

Other languages

German (de)

French (fr)

Other versions

EP3163225A1 (en

Inventor

Kotaro Minamimoto

Yuichiro Tanaka

Hiroyuki Nishi

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.)

Yanmar Power Technology Co Ltd

Original Assignee

Yanmar 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.)

2014-06-24

Filing date

2015-05-15

Publication date

2017-06-28

2015-05-15 Application filed by Yanmar Co Ltd filed Critical Yanmar Co Ltd

2017-05-03 Publication of EP3163225A1 publication Critical patent/EP3163225A1/en

2017-06-28 Publication of EP3163225A4 publication Critical patent/EP3163225A4/en

Status Ceased legal-status Critical Current

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
- F24F11/41—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
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- 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
- F24F11/89—Arrangement or mounting of control or 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
- 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
- F25B27/00—Machines, plants or systems, using particular sources of energy
- 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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/003—Indoor unit with water as a heat sink or heat source
- 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
- F25B2313/0232—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units with bypasses
- F25B2313/02322—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units with bypasses during defrosting
- 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
- F25B2327/00—Refrigeration system using an engine for driving a compressor
- F25B2327/001—Refrigeration system using an engine for driving a compressor of the internal combustion type
- 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

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Combustion & Propulsion (AREA)
Chemical & Material Sciences (AREA)
Signal Processing (AREA)
Fuzzy Systems (AREA)
Mathematical Physics (AREA)
Air Conditioning Control Device (AREA)
Devices That Are Associated With Refrigeration Equipment (AREA)
Human Computer Interaction (AREA)

EP15812743.1A 2014-06-24 2015-05-15 Chiller system Ceased EP3163225A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2014129487A JP6290724B2 (en)	2014-06-24	2014-06-24	Chiller system
PCT/JP2015/064033 WO2015198742A1 (en)	2014-06-24	2015-05-15	Chiller system

Publications (2)

Publication Number	Publication Date
EP3163225A1 EP3163225A1 (en)	2017-05-03
EP3163225A4 true EP3163225A4 (en)	2017-06-28

Family

ID=54937840

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP15812743.1A Ceased EP3163225A4 (en)	2014-06-24	2015-05-15	Chiller system

Country Status (6)

Country	Link
EP (1)	EP3163225A4 (en)
JP (1)	JP6290724B2 (en)
KR (1)	KR101892378B1 (en)
CN (1)	CN106461300B (en)
AU (1)	AU2015282150B2 (en)
WO (1)	WO2015198742A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN106765867B (en)	2016-11-14	2018-12-07	珠海格力电器股份有限公司	Control method and system for air conditioner water chilling unit
CN106763909B (en) *	2017-01-21	2023-04-18	佛山市德天电器有限公司	Three-hole one-way valve and frostless heat pump system with three-hole one-way valve
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
CN108286775B (en) *	2017-12-29	2020-04-21	广东高而美制冷设备有限公司	Defrosting control method with waste heat recovery and anti-icing functions
CN110553439B (en) *	2019-08-29	2021-07-20	浙江中广电器股份有限公司	Control method for preventing freezing during refrigeration start of air source variable frequency heat pump water chilling unit
CN113531776B (en) *	2021-07-26	2022-05-10	珠海格力电器股份有限公司	Defrosting control method and device for air conditioning unit, storage medium and air conditioning unit
IT202100025904A1 (en) *	2021-10-08	2023-04-08	Clivet S P A	METHOD FOR DEFROSTING AN AIR HEAT EXCHANGER IN A MULTI-PURPOSE HEAT PUMP UNIT
CN114777357B (en) *	2022-02-11	2023-07-21	广东芬尼克兹节能设备有限公司	Coordinated defrosting control method and device, computer equipment and storage medium
CN119713650A (en) *	2023-09-26	2025-03-28	青岛海信日立空调系统有限公司	Air source heat pump module combination system and defrosting control method
EP4607111A1 (en)	2024-02-22	2025-08-27	Clivet S.p.A.	Defrosting method in a heat pump unit comprising a plurality of modules

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP2461111A1 (en) *	2009-07-28	2012-06-06	Toshiba Carrier Corporation	Heat source unit
WO2013077167A1 (en) *	2011-11-24	2013-05-30	三菱重工業株式会社	Defrosting operation method for heat pump system, and heat pump system
WO2014038470A1 (en) *	2012-09-06	2014-03-13	ヤンマー株式会社	Engine-driven heat pump chiller
US20140165642A1 (en) *	2011-08-22	2014-06-19	Toshiba Carrier Corporation	Combined cascade refrigeration cycle apparatus

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5934256B2 (en) *	1979-08-06	1984-08-21	ダイキン工業株式会社	air conditioner
JPH0674531A (en) *	1992-04-10	1994-03-15	Sanyo Electric Co Ltd	Air-conditioner
JPH07332817A (en) *	1994-06-08	1995-12-22	Daikin Ind Ltd	Heat pump refrigerator
JPH10122604A (en)	1996-10-23	1998-05-15	Daikin Ind Ltd	Refrigeration equipment control device
JP4257351B2 (en)	2006-08-07	2009-04-22	ヤンマー株式会社	Engine driven heat pump
CN200961979Y (en) *	2006-09-13	2007-10-17	东南大学	Heat pump defrosting device powered by gas engine
JP5111142B2 (en) *	2008-02-08	2012-12-26	三菱電機株式会社	Air conditioner
CN202101340U (en) *	2011-05-24	2012-01-04	宁波奥克斯电气有限公司	Heat pump screw-type compression multi-connection central air conditioner device
KR101844860B1 (en) *	2011-11-16	2018-04-03	엘지전자 주식회사	Air conditioner and method for controlling the same
JP5841921B2 (en) *	2012-09-06	2016-01-13	ヤンマー株式会社	Engine driven heat pump chiller
JP6381927B2 (en) *	2014-02-25	2018-08-29	三菱重工サーマルシステムズ株式会社	Heat pump system and operation method thereof

2014
- 2014-06-24 JP JP2014129487A patent/JP6290724B2/en active Active
2015
- 2015-05-15 WO PCT/JP2015/064033 patent/WO2015198742A1/en not_active Ceased
- 2015-05-15 AU AU2015282150A patent/AU2015282150B2/en not_active Ceased
- 2015-05-15 CN CN201580034424.2A patent/CN106461300B/en not_active Expired - Fee Related
- 2015-05-15 KR KR1020167032682A patent/KR101892378B1/en active Active
- 2015-05-15 EP EP15812743.1A patent/EP3163225A4/en not_active Ceased

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP2461111A1 (en) *	2009-07-28	2012-06-06	Toshiba Carrier Corporation	Heat source unit
US20140165642A1 (en) *	2011-08-22	2014-06-19	Toshiba Carrier Corporation	Combined cascade refrigeration cycle apparatus
WO2013077167A1 (en) *	2011-11-24	2013-05-30	三菱重工業株式会社	Defrosting operation method for heat pump system, and heat pump system
EP2784414A1 (en) *	2011-11-24	2014-10-01	Mitsubishi Heavy Industries, Ltd.	Defrosting operation method for heat pump system, and heat pump system
WO2014038470A1 (en) *	2012-09-06	2014-03-13	ヤンマー株式会社	Engine-driven heat pump chiller

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015198742A1 *

Also Published As

Publication number	Publication date
CN106461300A (en)	2017-02-22
WO2015198742A1 (en)	2015-12-30
JP2016008774A (en)	2016-01-18
AU2015282150A1 (en)	2017-02-16
CN106461300B (en)	2019-09-17
KR101892378B1 (en)	2018-08-27
JP6290724B2 (en)	2018-03-07
KR20160146931A (en)	2016-12-21
AU2015282150B2 (en)	2019-01-03
EP3163225A1 (en)	2017-05-03

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Legal Events

Date	Code	Title	Description
2016-12-28	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2017-03-31	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
2017-03-31	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2017-05-03	17P	Request for examination filed	Effective date: 20161228
2017-05-03	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
2017-05-03	AX	Request for extension of the european patent	Extension state: BA ME
2017-06-28	A4	Supplementary search report drawn up and despatched	Effective date: 20170526
2017-06-28	RIC1	Information provided on ipc code assigned before grant	Ipc: F25B 13/00 20060101ALN20170519BHEP Ipc: F25D 21/00 20060101ALI20170519BHEP Ipc: F24F 11/02 20060101ALI20170519BHEP Ipc: F25B 1/00 20060101ALI20170519BHEP Ipc: F25B 49/02 20060101ALI20170519BHEP Ipc: F25B 27/00 20060101ALN20170519BHEP Ipc: F25B 47/02 20060101AFI20170519BHEP
2017-09-27	DAV	Request for validation of the european patent (deleted)
2017-09-27	DAX	Request for extension of the european patent (deleted)
2020-03-18	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: EXAMINATION IS IN PROGRESS
2020-04-22	17Q	First examination report despatched	Effective date: 20200323
2020-09-16	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: YANMAR POWER TECHNOLOGY CO., LTD.
2021-06-26	REG	Reference to a national code	Ref country code: DE Ref legal event code: R003
2021-10-01	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED
2021-11-03	18R	Application refused	Effective date: 20210626