JP7436877B2 - 換気装置、及び換気方法 - Google Patents

換気装置、及び換気方法 Download PDF

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Publication number
JP7436877B2
JP7436877B2 JP2021205605A JP2021205605A JP7436877B2 JP 7436877 B2 JP7436877 B2 JP 7436877B2 JP 2021205605 A JP2021205605 A JP 2021205605A JP 2021205605 A JP2021205605 A JP 2021205605A JP 7436877 B2 JP7436877 B2 JP 7436877B2
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JP
Japan
Prior art keywords
heat exchanger
air
unit
refrigerant
control
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.)
Active
Application number
JP2021205605A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023090577A (ja
Inventor
祥太 鶴薗
隆 高橋
維大 大堂
伸樹 松井
喜記 山野井
尚利 藤田
卓弥 花田
悠太 井吉
久美子 佐伯
猛 宮崎
敏行 前田
哲也 岡本
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries 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.)
Filing date
Publication date
Priority to JP2021205605A priority Critical patent/JP7436877B2/ja
Application filed by Daikin Industries Ltd filed Critical Daikin Industries Ltd
Priority to PCT/JP2022/045331 priority patent/WO2023112831A1/ja
Priority to US18/720,232 priority patent/US20250044003A1/en
Priority to EP22907358.0A priority patent/EP4450885B1/en
Priority to CN202280083215.7A priority patent/CN118401788A/zh
Publication of JP2023090577A publication Critical patent/JP2023090577A/ja
Priority to JP2024018199A priority patent/JP7695592B2/ja
Application granted granted Critical
Publication of JP7436877B2 publication Critical patent/JP7436877B2/ja
Priority to JP2025049093A priority patent/JP7832569B2/ja
Priority to JP2025049049A priority patent/JP7832568B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output 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
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • 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
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • 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
    • F25B2313/0233—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in parallel arrangements
    • 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
    • F25B2313/029—Control issues
    • F25B2313/0292—Control issues related to reversing valves
    • 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
    • F25B2600/02—Compressor control
    • F25B2600/025—Compressor control by controlling speed
    • F25B2600/0251—Compressor control by controlling speed with on-off operation
    • 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
    • F25B2600/2501—Bypass valves
    • 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
    • F25B2600/2507—Flow-diverting valves
    • 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
    • F25B2600/2515—Flow valves
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/56—Heat recovery units

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)
JP2021205605A 2021-12-17 2021-12-17 換気装置、及び換気方法 Active JP7436877B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP2021205605A JP7436877B2 (ja) 2021-12-17 2021-12-17 換気装置、及び換気方法
US18/720,232 US20250044003A1 (en) 2021-12-17 2022-12-08 Ventilation apparatus and ventilation method
EP22907358.0A EP4450885B1 (en) 2021-12-17 2022-12-08 Ventilation device for a building
CN202280083215.7A CN118401788A (zh) 2021-12-17 2022-12-08 换气装置以及换气方法
PCT/JP2022/045331 WO2023112831A1 (ja) 2021-12-17 2022-12-08 換気装置、及び換気方法
JP2024018199A JP7695592B2 (ja) 2021-12-17 2024-02-08 換気装置、及び換気方法
JP2025049093A JP7832569B2 (ja) 2021-12-17 2025-03-24 換気装置、及び換気方法
JP2025049049A JP7832568B2 (ja) 2021-12-17 2025-03-24 換気装置、及び換気方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021205605A JP7436877B2 (ja) 2021-12-17 2021-12-17 換気装置、及び換気方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2024018199A Division JP7695592B2 (ja) 2021-12-17 2024-02-08 換気装置、及び換気方法

Publications (2)

Publication Number Publication Date
JP2023090577A JP2023090577A (ja) 2023-06-29
JP7436877B2 true JP7436877B2 (ja) 2024-02-22

Family

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Family Applications (4)

Application Number Title Priority Date Filing Date
JP2021205605A Active JP7436877B2 (ja) 2021-12-17 2021-12-17 換気装置、及び換気方法
JP2024018199A Active JP7695592B2 (ja) 2021-12-17 2024-02-08 換気装置、及び換気方法
JP2025049049A Active JP7832568B2 (ja) 2021-12-17 2025-03-24 換気装置、及び換気方法
JP2025049093A Active JP7832569B2 (ja) 2021-12-17 2025-03-24 換気装置、及び換気方法

Family Applications After (3)

Application Number Title Priority Date Filing Date
JP2024018199A Active JP7695592B2 (ja) 2021-12-17 2024-02-08 換気装置、及び換気方法
JP2025049049A Active JP7832568B2 (ja) 2021-12-17 2025-03-24 換気装置、及び換気方法
JP2025049093A Active JP7832569B2 (ja) 2021-12-17 2025-03-24 換気装置、及び換気方法

Country Status (5)

Country Link
US (1) US20250044003A1 (https=)
EP (1) EP4450885B1 (https=)
JP (4) JP7436877B2 (https=)
CN (1) CN118401788A (https=)
WO (1) WO2023112831A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024053566A (ja) * 2021-12-17 2024-04-15 ダイキン工業株式会社 換気装置、及び換気方法

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009028184A1 (ja) 2007-08-31 2009-03-05 Panasonic Corporation 換気空調装置
JP2009250464A (ja) 2008-04-02 2009-10-29 Panasonic Corp 換気空調装置
WO2010082325A1 (ja) 2009-01-15 2010-07-22 三菱電機株式会社 空気調和装置
US20120180505A1 (en) 2011-01-19 2012-07-19 Venmar Ces, Inc. Heat pump system having a pre-processing module
JP2012251716A (ja) 2011-06-02 2012-12-20 Espec Corp 環境制御装置、並びに環境制御方法
JP2013015262A (ja) 2011-07-04 2013-01-24 Mitsubishi Electric Corp 空調システム
JP2013127343A (ja) 2011-12-19 2013-06-27 Chofu Seisakusho Co Ltd デシカント換気扇
JP2017223425A (ja) 2016-06-17 2017-12-21 株式会社デンソー ヒートポンプシステム
WO2018073855A1 (ja) 2016-10-17 2018-04-26 三菱電機株式会社 空気調和機
WO2020053929A1 (ja) 2018-09-10 2020-03-19 三菱電機株式会社 空気調和装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6136641A (ja) * 1984-07-26 1986-02-21 Matsushita Electric Ind Co Ltd 空調換気装置
JPH07332817A (ja) * 1994-06-08 1995-12-22 Daikin Ind Ltd ヒートポンプ式冷凍装置
JPH08178396A (ja) * 1994-12-28 1996-07-12 Daikin Ind Ltd 空気調和装置
JP5256828B2 (ja) 2008-04-07 2013-08-07 パナソニック株式会社 換気空調装置
JP5766293B2 (ja) * 2011-09-13 2015-08-19 三菱電機株式会社 冷凍空調装置
SE537022C2 (sv) 2012-12-21 2014-12-09 Fläkt Woods AB Förfarande och anordning för avfrostning av en förångare vidett luftbehandlingsaggregat
WO2018025369A1 (ja) * 2016-08-04 2018-02-08 三菱電機株式会社 換気装置および除霜制御方法
JP7120152B2 (ja) * 2019-05-17 2022-08-17 株式会社デンソー 空調装置
JP7436877B2 (ja) 2021-12-17 2024-02-22 ダイキン工業株式会社 換気装置、及び換気方法
WO2023112428A1 (ja) * 2021-12-17 2023-06-22 ダイキン工業株式会社 換気装置、空調システム、換気方法、及び換気システム

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009028184A1 (ja) 2007-08-31 2009-03-05 Panasonic Corporation 換気空調装置
JP2009250464A (ja) 2008-04-02 2009-10-29 Panasonic Corp 換気空調装置
WO2010082325A1 (ja) 2009-01-15 2010-07-22 三菱電機株式会社 空気調和装置
US20120180505A1 (en) 2011-01-19 2012-07-19 Venmar Ces, Inc. Heat pump system having a pre-processing module
JP2012251716A (ja) 2011-06-02 2012-12-20 Espec Corp 環境制御装置、並びに環境制御方法
JP2013015262A (ja) 2011-07-04 2013-01-24 Mitsubishi Electric Corp 空調システム
JP2013127343A (ja) 2011-12-19 2013-06-27 Chofu Seisakusho Co Ltd デシカント換気扇
JP2017223425A (ja) 2016-06-17 2017-12-21 株式会社デンソー ヒートポンプシステム
WO2018073855A1 (ja) 2016-10-17 2018-04-26 三菱電機株式会社 空気調和機
WO2020053929A1 (ja) 2018-09-10 2020-03-19 三菱電機株式会社 空気調和装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024053566A (ja) * 2021-12-17 2024-04-15 ダイキン工業株式会社 換気装置、及び換気方法
JP7695592B2 (ja) 2021-12-17 2025-06-19 ダイキン工業株式会社 換気装置、及び換気方法

Also Published As

Publication number Publication date
JP2025085840A (ja) 2025-06-05
JP2023090577A (ja) 2023-06-29
JP7832568B2 (ja) 2026-03-18
EP4450885B1 (en) 2026-03-04
JP2025085843A (ja) 2025-06-05
EP4450885A1 (en) 2024-10-23
JP2024053566A (ja) 2024-04-15
WO2023112831A1 (ja) 2023-06-22
US20250044003A1 (en) 2025-02-06
JP7695592B2 (ja) 2025-06-19
JP7832569B2 (ja) 2026-03-18
EP4450885A4 (en) 2025-04-02
CN118401788A (zh) 2024-07-26

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