EP4083556A4 - Heat exchanger, outdoor unit, and refrigeration cycle device - Google Patents

Heat exchanger, outdoor unit, and refrigeration cycle device Download PDF

Info

Publication number
EP4083556A4
EP4083556A4 EP19957198.5A EP19957198A EP4083556A4 EP 4083556 A4 EP4083556 A4 EP 4083556A4 EP 19957198 A EP19957198 A EP 19957198A EP 4083556 A4 EP4083556 A4 EP 4083556A4
Authority
EP
European Patent Office
Prior art keywords
heat exchanger
outdoor unit
refrigeration cycle
cycle device
refrigeration
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
Application number
EP19957198.5A
Other languages
German (de)
French (fr)
Other versions
EP4083556A1 (en
Inventor
Atsushi Morita
Tsuyoshi Maeda
Akira YATSUYANAGI
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.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP4083556A1 publication Critical patent/EP4083556A1/en
Publication of EP4083556A4 publication Critical patent/EP4083556A4/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F17/00—Removing ice or water from heat-exchange apparatus
    • 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
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
    • F28D1/0535—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight the conduits having a non-circular cross-section
    • F28D1/05366—Assemblies of conduits connected to common headers, e.g. core type radiators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
    • F28F19/006—Preventing deposits of ice
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G1/00—Non-rotary, e.g. reciprocated, appliances
    • F28G1/02—Non-rotary, e.g. reciprocated, appliances having brushes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G1/00—Non-rotary, e.g. reciprocated, appliances
    • F28G1/08—Non-rotary, e.g. reciprocated, appliances having scrapers, hammers, or cutters, e.g. rigidly mounted
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G1/00—Non-rotary, e.g. reciprocated, appliances
    • F28G1/16—Non-rotary, e.g. reciprocated, appliances using jets of fluid for removing debris
    • F28G1/166—Non-rotary, e.g. reciprocated, appliances using jets of fluid for removing debris from external surfaces of heat exchange conduits
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Other Air-Conditioning Systems (AREA)
EP19957198.5A 2019-12-26 2019-12-26 Heat exchanger, outdoor unit, and refrigeration cycle device Pending EP4083556A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/051089 WO2021130952A1 (en) 2019-12-26 2019-12-26 Heat exchanger, outdoor unit, and refrigeration cycle device

Publications (2)

Publication Number Publication Date
EP4083556A1 EP4083556A1 (en) 2022-11-02
EP4083556A4 true EP4083556A4 (en) 2022-12-14

Family

ID=76573774

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19957198.5A Pending EP4083556A4 (en) 2019-12-26 2019-12-26 Heat exchanger, outdoor unit, and refrigeration cycle device

Country Status (3)

Country Link
EP (1) EP4083556A4 (en)
JP (1) JP7224498B2 (en)
WO (1) WO2021130952A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113908574B (en) * 2021-11-11 2023-03-21 山东法恩泰科技工程有限公司 MVR evaporator
CN114251970B (en) * 2021-12-22 2024-03-15 巢湖市鑫皖新能源有限公司 Mechanical pneumatic hybrid air preheater ash removal device
EP4269927A1 (en) * 2022-04-28 2023-11-01 3con Anlagebau GmbH Cooling register for cold air generation

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0473723U (en) * 1990-10-25 1992-06-29
JP2009250517A (en) * 2008-04-07 2009-10-29 Daikin Ind Ltd Defroster for heat exchanger
CN201569228U (en) * 2009-07-26 2010-09-01 王文贺 Mechanical defrosting structure of aluminum alloy finned evaporator
CN104930771A (en) * 2015-06-24 2015-09-23 广东美的暖通设备有限公司 Control method of heat pump system
CN106403067A (en) * 2016-11-10 2017-02-15 珠海格力电器股份有限公司 Air condensing units and have its air conditioning system
CN209295497U (en) * 2018-10-09 2019-08-23 珠海中瑞环保科技有限公司 A kind of mechanical defroster for finned heat exchanger

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6367792U (en) * 1986-10-23 1988-05-07
EP0774640A1 (en) * 1995-11-15 1997-05-21 Wehrle-Werk Ag Pipe cleaning device
JP2009243811A (en) * 2008-03-31 2009-10-22 Daikin Ind Ltd Defrosting brush for heat exchanger for refrigerating device
JP2009257648A (en) * 2008-04-15 2009-11-05 Daikin Ind Ltd Heat exchanger for refrigerating device
JP5231887B2 (en) * 2008-07-18 2013-07-10 シャープ株式会社 Air conditioner indoor unit
JP6940270B2 (en) 2016-11-22 2021-09-22 東京電力ホールディングス株式会社 Heat exchanger

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0473723U (en) * 1990-10-25 1992-06-29
JP2009250517A (en) * 2008-04-07 2009-10-29 Daikin Ind Ltd Defroster for heat exchanger
CN201569228U (en) * 2009-07-26 2010-09-01 王文贺 Mechanical defrosting structure of aluminum alloy finned evaporator
CN104930771A (en) * 2015-06-24 2015-09-23 广东美的暖通设备有限公司 Control method of heat pump system
CN106403067A (en) * 2016-11-10 2017-02-15 珠海格力电器股份有限公司 Air condensing units and have its air conditioning system
CN209295497U (en) * 2018-10-09 2019-08-23 珠海中瑞环保科技有限公司 A kind of mechanical defroster for finned heat exchanger

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021130952A1 *

Also Published As

Publication number Publication date
EP4083556A1 (en) 2022-11-02
JP7224498B2 (en) 2023-02-17
WO2021130952A1 (en) 2021-07-01
JPWO2021130952A1 (en) 2021-07-01

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