EP3460360A4 - Refrigeration cycle device - Google Patents

Refrigeration cycle device Download PDF

Info

Publication number: EP3460360A4
Authority: EP; European Patent Office
Prior art keywords: refrigeration cycle; cycle device; refrigeration; cycle
Prior art date: 2016-05-17
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP17799233.6A

Other languages

German (de)

French (fr)

Other versions

EP3460360A1 (en

Inventor

Masahiro Kamijo

Yasuhiro Suzuki

Masahiko Takagi

Kenyu Tanaka

Kazuki Watanabe

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.)

Mitsubishi Electric Corp

Original Assignee

Mitsubishi Electric 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.)

2016-05-17

Filing date

2017-05-10

Publication date

2019-05-08

2017-05-10 Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp

2019-03-27 Publication of EP3460360A1 publication Critical patent/EP3460360A1/en

2019-05-08 Publication of EP3460360A4 publication Critical patent/EP3460360A4/en

Status Withdrawn legal-status Critical Current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
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/36—Responding to malfunctions or emergencies to leakage of heat-exchange fluid
- 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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
- 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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
- 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
- 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
- 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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/031—Sensor arrangements
- F25B2313/0314—Temperature sensors near the indoor 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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/031—Sensor arrangements
- F25B2313/0315—Temperature sensors near the outdoor 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
- F25B2600/00—Control issues
- F25B2600/25—Control of valves

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Human Computer Interaction (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Air Conditioning Control Device (AREA)

EP17799233.6A 2016-05-17 2017-05-10 Refrigeration cycle device Withdrawn EP3460360A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
PCT/JP2016/064629 WO2017199342A1 (en)	2016-05-17	2016-05-17	Refrigeration cycle device
PCT/JP2017/017661 WO2017199808A1 (en)	2016-05-17	2017-05-10	Refrigeration cycle device

Publications (2)

Publication Number	Publication Date
EP3460360A1 EP3460360A1 (en)	2019-03-27
EP3460360A4 true EP3460360A4 (en)	2019-05-08

Family

ID=58666494

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP17799233.6A Withdrawn EP3460360A4 (en)	2016-05-17	2017-05-10	Refrigeration cycle device

Country Status (5)

Country	Link
US (1)	US20190072291A1 (en)
EP (1)	EP3460360A4 (en)
JP (2)	JP6121075B1 (en)
CN (1)	CN109154464A (en)
WO (2)	WO2017199342A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP6704522B2 (en) *	2017-06-15	2020-06-03	三菱電機株式会社	Air conditioner
WO2019215877A1 (en) *	2018-05-10	2019-11-14	三菱電機株式会社	Refrigerant leak determination device, air conditioner, and refrigerant leak determination method
JP6869213B2 (en) *	2018-08-31	2021-05-12	日立ジョンソンコントロールズ空調株式会社	Air conditioner
US11579601B2 (en) *	2019-01-15	2023-02-14	Pricemy Developer LLC	Methods and devices for a building monitoring system
EP3954952A4 (en) *	2019-04-09	2022-03-23	Mitsubishi Electric Corporation	Refrigeration device
CN110044033A (en) *	2019-04-29	2019-07-23	广东美的制冷设备有限公司	Refrigerant leakage detection method, system and the air-conditioning of air-conditioning
US11408624B2 (en) *	2019-10-15	2022-08-09	Carrier Corporation	Refrigerant leak detection
EP3875861B1 (en) *	2020-03-06	2023-05-17	Daikin Industries, Ltd.	Air-conditioner, air-conditioning system, and method for monitoring air-conditioner
WO2021220355A1 (en) *	2020-04-27	2021-11-04	三菱電機株式会社	Refrigeration cycle device
JP7474923B2 (en) *	2020-06-25	2024-04-26	パナソニックＩｐマネジメント株式会社	Air conditioners
JP7576771B2 (en)	2020-12-01	2024-11-01	パナソニックＩｐマネジメント株式会社	Air Conditioning System
US20220252291A1 (en) *	2021-02-05	2022-08-11	Emerson Climate Technologies, Inc.	Mitigation State Verification Systems And Methods
JP7260806B2 (en) *	2021-04-27	2023-04-19	ダイキン工業株式会社	Air conditioning system, operation control method thereof, and operation control device for air conditioning system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0936417A2 (en) *	1998-02-13	1999-08-18	Matsushita Electric Industrial Co., Ltd.	Refrigerant leakage warning device
EP1475588A1 (en) *	2002-01-15	2004-11-10	Kabushiki Kaisha Toshiba	Refrigerator having alarm device for alarming leakage of refrigerant
EP2728280A1 (en) *	2012-11-02	2014-05-07	LG Electronics, Inc.	Air conditioner and control method thereof
EP2857771A1 (en) *	2012-06-04	2015-04-08	Daikin Industries, Ltd.	Refrigeration device management system
JP2015183978A (en) *	2014-03-26	2015-10-22	株式会社鷺宮製作所	Alarm display device

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS60157699A (en) *	1984-01-27	1985-08-17	ホーチキ株式会社	Abnormal state alarm
JP3211405B2 (en) *	1992-10-01	2001-09-25	株式会社日立製作所	Refrigerant composition detector
JP3523381B2 (en) *	1995-07-26	2004-04-26	株式会社日立製作所	refrigerator
JPH11211292A (en) *	1998-01-26	1999-08-06	Matsushita Electric Ind Co Ltd	Refrigerant leakage detector and refrigerant leakage detection method for freezer
JP2002039649A (en) *	2000-07-24	2002-02-06	Funai Electric Co Ltd	Operation alarm device of air conditioner
JP4599699B2 (en)	2000-09-26	2010-12-15	ダイキン工業株式会社	Air conditioner
JP4270789B2 (en) *	2002-01-17	2009-06-03	株式会社東芝	refrigerator
US6955198B2 (en) *	2003-09-09	2005-10-18	Advanced Technology Materials, Inc.	Auto-switching system for switch-over of gas storage and dispensing vessels in a multi-vessel array
JP4265982B2 (en) *	2004-02-25	2009-05-20	三菱電機株式会社	Equipment diagnostic equipment, refrigeration cycle equipment, refrigeration cycle monitoring system
JP5188800B2 (en) *	2007-12-21	2013-04-24	オリンパスメディカルシステムズ株式会社	Endoscope cleaning / disinfecting apparatus and water leakage detection method using the endoscope cleaning / disinfecting apparatus
US7834772B2 (en) *	2008-04-05	2010-11-16	Frederick Robert W	Copper-watcher
JP4864059B2 (en) *	2008-09-29	2012-01-25	三菱電機株式会社	Heat pump water heater
US8174398B2 (en) *	2009-07-31	2012-05-08	Abraham Wien	Leak sensor monitor
CN103322641B (en) *	2012-03-21	2016-06-01	广东美芝精密制造有限公司	Use the method for controlling security of flammable coolant air-conditioner
JP5818849B2 (en) *	2013-08-26	2015-11-18	三菱電機株式会社	Air conditioner and refrigerant leakage detection method
JP5812081B2 (en) *	2013-11-12	2015-11-11	ダイキン工業株式会社	Indoor unit
JP6277832B2 (en) *	2014-04-03	2018-02-14	ダイキン工業株式会社	controller
WO2015194041A1 (en) *	2014-06-20	2015-12-23	日立アプライアンス株式会社	Display device, method, and program
JP5865529B1 (en) *	2014-07-15	2016-02-17	三菱電機株式会社	Air conditioner
JP6099608B2 (en) *	2014-09-25	2017-03-22	三菱電機株式会社	Heat pump equipment
JP6252684B2 (en) *	2014-09-26	2017-12-27	三菱電機株式会社	Refrigerant leak detection device and refrigeration cycle device provided with the same
US9684312B1 (en) *	2014-11-22	2017-06-20	Orbit Irrigation Products, Inc.	Resource consumption measurement system and method
EP3279590B1 (en) *	2015-03-31	2018-12-12	Daikin Industries, Ltd.	Air conditioner
JP2017053509A (en) *	2015-09-08	2017-03-16	ジョンソンコントロールズヒタチエアコンディショニングテクノロジー（ホンコン）リミテッド	Air conditioning system and warning notification method of air conditioning system

2016
- 2016-05-17 WO PCT/JP2016/064629 patent/WO2017199342A1/en active Application Filing
- 2016-05-17 JP JP2016569088A patent/JP6121075B1/en active Active
2017
- 2017-05-10 WO PCT/JP2017/017661 patent/WO2017199808A1/en active Application Filing
- 2017-05-10 JP JP2018518238A patent/JPWO2017199808A1/en active Pending
- 2017-05-10 EP EP17799233.6A patent/EP3460360A4/en not_active Withdrawn
- 2017-05-10 US US16/082,988 patent/US20190072291A1/en not_active Abandoned
- 2017-05-10 CN CN201780028510.1A patent/CN109154464A/en active Pending

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0936417A2 (en) *	1998-02-13	1999-08-18	Matsushita Electric Industrial Co., Ltd.	Refrigerant leakage warning device
EP0936417B1 (en) *	1998-02-13	2006-05-17	Matsushita Electric Industrial Co., Ltd.	Refrigerant leakage warning device
EP1475588A1 (en) *	2002-01-15	2004-11-10	Kabushiki Kaisha Toshiba	Refrigerator having alarm device for alarming leakage of refrigerant
EP2857771A1 (en) *	2012-06-04	2015-04-08	Daikin Industries, Ltd.	Refrigeration device management system
EP2728280A1 (en) *	2012-11-02	2014-05-07	LG Electronics, Inc.	Air conditioner and control method thereof
JP2015183978A (en) *	2014-03-26	2015-10-22	株式会社鷺宮製作所	Alarm display device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017199808A1 *

Also Published As

Publication number	Publication date
JP6121075B1 (en)	2017-04-26
CN109154464A (en)	2019-01-04
JPWO2017199342A1 (en)	2018-05-31
JPWO2017199808A1 (en)	2018-11-29
WO2017199342A1 (en)	2017-11-23
EP3460360A1 (en)	2019-03-27
WO2017199808A1 (en)	2017-11-23
US20190072291A1 (en)	2019-03-07

Publication	Publication Date	Title
EP3572744A4 (en)	2020-01-22	Refrigeration cycle device
EP3348939A4 (en)	2019-04-17	Refrigeration cycle device
EP3321606A4 (en)	2019-02-27	Refrigeration cycle device
EP3246635A4 (en)	2018-09-05	Refrigeration cycle device
EP3410041A4 (en)	2019-09-11	Refrigeration cycle device
EP3399189A4 (en)	2019-08-28	Refrigeration cycle device
EP3435006A4 (en)	2019-03-20	Refrigeration cycle device
EP3460360A4 (en)	2019-05-08	Refrigeration cycle device
EP3396277A4 (en)	2018-12-12	Refrigeration cycle device
EP3534087A4 (en)	2019-11-06	Refrigeration cycle device
EP3324133A4 (en)	2018-09-12	Refrigeration cycle device
EP3312526A4 (en)	2019-01-23	Refrigeration cycle device
EP3246637A4 (en)	2018-12-26	Refrigeration cycle device
EP3415839A4 (en)	2019-01-30	Refrigeration cycle device
EP3361184A4 (en)	2018-09-19	Refrigeration cycle device
EP3617616A4 (en)	2020-03-04	Refrigeration cycle device
EP3534086A4 (en)	2019-09-18	Refrigeration cycle device
EP3492839A4 (en)	2019-08-14	Refrigeration cycle device
EP3546849A4 (en)	2019-10-02	Refrigeration cycle device
EP3627067A4 (en)	2020-05-06	Refrigeration cycle device
EP3404340A4 (en)	2018-12-12	Refrigeration cycle device
EP3267130A4 (en)	2018-11-07	Refrigeration cycle device
EP3312524A4 (en)	2018-07-04	Refrigeration cycle device
EP3467400A4 (en)	2019-04-10	Refrigeration cycle device
EP3611443A4 (en)	2020-02-26	Refrigeration cycle device

Legal Events

Date	Code	Title	Description
2017-11-25	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2019-02-22	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
2019-02-22	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2019-03-27	17P	Request for examination filed	Effective date: 20181016
2019-03-27	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
2019-03-27	AX	Request for extension of the european patent	Extension state: BA ME
2019-03-29	REG	Reference to a national code	Ref country code: DE Ref legal event code: R079 Free format text: PREVIOUS MAIN CLASS: F25B0049020000 Ipc: F24F0011360000
2019-04-10	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2019-05-08	A4	Supplementary search report drawn up and despatched	Effective date: 20190404
2019-05-08	RIC1	Information provided on ipc code assigned before grant	Ipc: F24F 11/61 20180101ALI20190329BHEP Ipc: F25B 1/00 20060101ALI20190329BHEP Ipc: F25B 49/00 20060101ALI20190329BHEP Ipc: F25B 49/02 20060101ALI20190329BHEP Ipc: F24F 11/52 20180101ALI20190329BHEP Ipc: F24F 11/36 20180101AFI20190329BHEP
2019-08-21	DAV	Request for validation of the european patent (deleted)
2019-08-21	DAX	Request for extension of the european patent (deleted)
2021-06-25	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: EXAMINATION IS IN PROGRESS
2021-07-28	17Q	First examination report despatched	Effective date: 20210625
2021-10-28	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: EXAMINATION IS IN PROGRESS
2023-09-08	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2023-10-11	18D	Application deemed to be withdrawn	Effective date: 20230516