EP4450884A4 - FAN, AIR CONDITIONING, VENTILATION METHODS AND VENTILATION SYSTEM - Google Patents

FAN, AIR CONDITIONING, VENTILATION METHODS AND VENTILATION SYSTEM

Info

Publication number
EP4450884A4
EP4450884A4 EP22906963.8A EP22906963A EP4450884A4 EP 4450884 A4 EP4450884 A4 EP 4450884A4 EP 22906963 A EP22906963 A EP 22906963A EP 4450884 A4 EP4450884 A4 EP 4450884A4
Authority
EP
European Patent Office
Prior art keywords
ventilation
fan
air conditioning
conditioning system
ventilation method
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
EP22906963.8A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4450884A1 (en
Inventor
Takashi Takahashi
Tsunahiro Odo
Shota TSURUZONO
Nobuki Matsui
Takuya Hanada
Naotoshi FUJITA
Yoshiki YAMANOI
Yuta IYOSHI
Kumiko Saeki
Takeru MIYAZAKI
Toshiyuki Maeda
Tetsuya Okamoto
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
Application filed by Daikin Industries Ltd filed Critical Daikin Industries Ltd
Publication of EP4450884A1 publication Critical patent/EP4450884A1/en
Publication of EP4450884A4 publication Critical patent/EP4450884A4/en
Pending legal-status Critical Current

Links

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
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/41—Defrosting; Preventing freezing
    • F24F11/43—Defrosting; Preventing freezing of indoor units
    • 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
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/81—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the air supply to heat-exchangers or bypass channels
    • 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
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
    • F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
    • 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
    • F24F12/002—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an intermediate heat-transfer fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F24F2110/12—Temperature of the outside air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2140/00—Control inputs relating to system states
    • F24F2140/20—Heat-exchange fluid temperature

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
EP22906963.8A 2021-12-17 2022-09-30 FAN, AIR CONDITIONING, VENTILATION METHODS AND VENTILATION SYSTEM Pending EP4450884A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021205609 2021-12-17
JP2021204798 2021-12-17
PCT/JP2022/036876 WO2023112428A1 (ja) 2021-12-17 2022-09-30 換気装置、空調システム、換気方法、及び換気システム

Publications (2)

Publication Number Publication Date
EP4450884A1 EP4450884A1 (en) 2024-10-23
EP4450884A4 true EP4450884A4 (en) 2025-03-05

Family

ID=86774342

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22906963.8A Pending EP4450884A4 (en) 2021-12-17 2022-09-30 FAN, AIR CONDITIONING, VENTILATION METHODS AND VENTILATION SYSTEM

Country Status (4)

Country Link
US (1) US20240337401A1 (enrdf_load_stackoverflow)
EP (1) EP4450884A4 (enrdf_load_stackoverflow)
JP (1) JPWO2023112428A1 (enrdf_load_stackoverflow)
WO (1) WO2023112428A1 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240011655A1 (en) * 2022-07-11 2024-01-11 Rheem Manufacturing Company Enhanced heat pump defrost without use of auxiliary heat
KR102728188B1 (ko) * 2024-09-20 2024-11-11 주식회사 에코이엔지 외부정보 연동 개별환기장치의 제어방법 및 환기시스템

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110100043A1 (en) * 2007-08-31 2011-05-05 Panasonic Corporation Air conditioning/ventilating system
JP5262251B2 (ja) * 2008-04-02 2013-08-14 パナソニック株式会社 換気空調装置
US20210108805A1 (en) * 2018-04-02 2021-04-15 Mitsubishi Electric Corporation Air conditioner ventilation device and air conditioner ventilation method

Family Cites Families (8)

* 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
JPH0320573A (ja) 1989-06-19 1991-01-29 Sanyo Electric Co Ltd 空気調和装置
JP4124217B2 (ja) * 2005-07-27 2008-07-23 ダイキン工業株式会社 熱交換ユニット
US8915092B2 (en) * 2011-01-19 2014-12-23 Venmar Ces, Inc. Heat pump system having a pre-processing module
JP5504211B2 (ja) * 2011-06-02 2014-05-28 エスペック株式会社 環境制御装置、並びに環境制御方法
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
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
WO2020053929A1 (ja) * 2018-09-10 2020-03-19 三菱電機株式会社 空気調和装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110100043A1 (en) * 2007-08-31 2011-05-05 Panasonic Corporation Air conditioning/ventilating system
JP5262251B2 (ja) * 2008-04-02 2013-08-14 パナソニック株式会社 換気空調装置
US20210108805A1 (en) * 2018-04-02 2021-04-15 Mitsubishi Electric Corporation Air conditioner ventilation device and air conditioner ventilation method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023112428A1 *

Also Published As

Publication number Publication date
US20240337401A1 (en) 2024-10-10
JPWO2023112428A1 (enrdf_load_stackoverflow) 2023-06-22
WO2023112428A1 (ja) 2023-06-22
EP4450884A1 (en) 2024-10-23

Similar Documents

Publication Publication Date Title
EP4245582A4 (en) VEHICLE AIR CONDITIONING SYSTEM AND VEHICLE AIR CONDITIONING METHODS
EP4450884A4 (en) FAN, AIR CONDITIONING, VENTILATION METHODS AND VENTILATION SYSTEM
EP4040088A4 (en) AIR CONDITIONING AND VENTILATION SYSTEM
EP4184070A4 (en) VENTILATION SYSTEM, INTEGRATED AIR CONDITIONING SYSTEM AND ASSOCIATED CONTROL METHOD
EP3650772A4 (en) Air conditioner and air conditioning system
EP3748249A4 (en) AIR CONDITIONING CONTROL SYSTEM AND AIR CONDITIONING
EP4283238A4 (en) Air conditioning system
EP4190663A4 (en) Air conditioner and dehumidification method
EP4317848A4 (en) AIR CONDITIONING SYSTEM, ANOMALY ESTIMATION METHOD FOR AN AIR CONDITIONING SYSTEM, AIR CONDITIONING SYSTEM AND ANOMALY ESTIMATION METHOD FOR AN AIR CONDITIONING SYSTEM
EP4119176A4 (en) VENTILATION SYSTEM AND PROCEDURE
EP4202323A4 (en) AIR CONDITIONING SYSTEM AND ITS INTERNAL UNIT
EP4132139A4 (en) Air conditioning system, operation terminal and program
EP4170251A4 (en) AIR CONDITIONING SYSTEM, CLIMATE CONTROL DEVICE, AIR CONDITIONING SYSTEM AND CLIMATE CONTROL METHOD
EP4289646A4 (en) AIR CONDITIONING VENT, AIR CONDITIONING SYSTEM, AND VEHICLE
EP4321821A4 (en) MULTI-SPLIT AIR CONDITIONING SYSTEM AND ASSOCIATED CONTROL METHOD
EP4241139A4 (en) Dynamically optimized environmental control system (ecs)
EP4191148A4 (en) AIR CONDITIONING AND CONDENSATION PREVENTION PROCEDURES
EP3875865A4 (en) FAN, HUMIDIFIER AND AIR CONDITIONING SYSTEM
EP4224079A4 (en) Air-conditioning and ventilation system
EP4191149A4 (en) VENTILATION DEVICE AND INTEGRATED AIR CONDITIONING SYSTEM WITH IT
EP4215829A4 (en) CONTROL DEVICE, VENTILATION SYSTEM, AIR CONDITIONING DEVICE, VENTILATION CONTROL METHOD AND PROGRAM
EP3563097A4 (en) ON A COMPRESSOR WITH A VARIABLE SPEED BASED AC POWER SYSTEM AND CONTROL METHOD
EP3457038A4 (en) AIR CONDITIONING SYSTEM WITH CONTROL UNIT OF WEAK RELEVANCE OF TEMPERATURE AND MOISTURE AND USE METHOD
EP4215830A4 (en) SUPPLEMENTARY FAN SELECTION METHOD, SUPPLEMENTARY FAN AND AIR CONDITIONER SELECTION METHOD, AND AIR CONDITIONER VENTILATION SYSTEM
EP4471345A4 (en) Air conditioner control system and method

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

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

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20240702

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

P01 Opt-out of the competence of the unified patent court (upc) registered

Free format text: CASE NUMBER: APP_1061/2025

Effective date: 20250108

A4 Supplementary search report drawn up and despatched

Effective date: 20250204

RIC1 Information provided on ipc code assigned before grant

Ipc: F24F 7/08 20060101ALI20250130BHEP

Ipc: F24F 7/007 20060101ALI20250130BHEP

Ipc: F24F 140/20 20180101ALI20250130BHEP

Ipc: F24F 140/12 20180101ALI20250130BHEP

Ipc: F24F 110/12 20180101ALI20250130BHEP

Ipc: F24F 110/10 20180101ALI20250130BHEP

Ipc: F24F 11/86 20180101ALI20250130BHEP

Ipc: F24F 11/79 20180101ALI20250130BHEP

Ipc: F24F 11/41 20180101AFI20250130BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED