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DE69524932D1 - Klimaanlage mit Mitteln zur Verhinderung von Eisbildung - Google Patents

Klimaanlage mit Mitteln zur Verhinderung von Eisbildung

Info

Publication number
DE69524932D1
DE69524932D1 DE69524932T DE69524932T DE69524932D1 DE 69524932 D1 DE69524932 D1 DE 69524932D1 DE 69524932 T DE69524932 T DE 69524932T DE 69524932 T DE69524932 T DE 69524932T DE 69524932 D1 DE69524932 D1 DE 69524932D1
Authority
DE
Germany
Prior art keywords
air conditioning
icing agents
icing
agents
conditioning
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.)
Expired - Fee Related
Application number
DE69524932T
Other languages
English (en)
Other versions
DE69524932T2 (de
Inventor
Naohito Sakamoto
Ichiro Kamimura
Yukiharu Inoue
Kazuhiro Shimura
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric 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.)
Filing date
Publication date
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Publication of DE69524932D1 publication Critical patent/DE69524932D1/de
Application granted granted Critical
Publication of DE69524932T2 publication Critical patent/DE69524932T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/006—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant containing more than one component
    • 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
    • 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
    • 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
    • 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
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/31—Expansion valves
    • F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
    • 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
    • F24F2140/00—Control inputs relating to system states
    • 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
    • F25B2600/2513—Expansion 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/04—Preventing the formation of frost or condensate
    • 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]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
  • Air Conditioning Control Device (AREA)
DE69524932T 1994-11-29 1995-10-04 Klimaanlage mit Mitteln zur Verhinderung von Eisbildung Expired - Fee Related DE69524932T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6295333A JP3054564B2 (ja) 1994-11-29 1994-11-29 空気調和機

Publications (2)

Publication Number Publication Date
DE69524932D1 true DE69524932D1 (de) 2002-02-14
DE69524932T2 DE69524932T2 (de) 2002-09-12

Family

ID=17819263

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69524932T Expired - Fee Related DE69524932T2 (de) 1994-11-29 1995-10-04 Klimaanlage mit Mitteln zur Verhinderung von Eisbildung

Country Status (7)

Country Link
US (1) US5598717A (de)
EP (1) EP0715130B1 (de)
JP (1) JP3054564B2 (de)
KR (1) KR0168453B1 (de)
CN (1) CN1142595A (de)
DE (1) DE69524932T2 (de)
TW (1) TW297496U (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100195440B1 (ko) * 1996-09-25 1999-06-15 윤종용 개도조절수단을 구비한 냉장고 및 그 제어방법
JP3185722B2 (ja) * 1997-08-20 2001-07-11 三菱電機株式会社 冷凍空調装置および冷凍空調装置の冷媒組成を求める方法
DE19818627C5 (de) * 1998-02-10 2010-09-09 Vötsch Industrietechnik GmbH Verfahren zum Konditionieren von Luft durch Einstellen der Temperatur und Luftfeuchtigkeit in einem Klimatisierungsschrank mittels eines Kältekreislaufs und Kältekreislauf
KR100329472B1 (ko) * 1998-04-20 2002-08-08 삼성전자 주식회사 냉난방겸용멀티에어컨
US6435269B1 (en) * 1999-11-19 2002-08-20 Stephen S. Hancock Heat exchanger with intertwined inner and outer coils
KR100717463B1 (ko) * 2005-08-18 2007-05-14 엘지전자 주식회사 공기 조화기 및 공기 조화기의 제어 방법
CN101680699B (zh) * 2006-12-28 2012-07-18 开利公司 空调系统的自由冷却能力控制
US9845419B2 (en) * 2009-07-29 2017-12-19 Honeywell International Inc. Low GWP heat transfer compositions containing difluoromethane and 1,3,3,3-tetrafluoropropene
JP6004670B2 (ja) * 2012-02-29 2016-10-12 三菱重工業株式会社 空気調和装置の制御装置及び空気調和装置の制御方法並びに空気調和装置のプログラム、それを備えた空気調和装置
JP6120797B2 (ja) * 2014-04-04 2017-04-26 三菱電機株式会社 空気調和機
CN105987551A (zh) * 2015-02-28 2016-10-05 青岛海尔空调器有限总公司 空调防结霜恶化的电子膨胀阀开度控制方法及系统
CN107752587A (zh) * 2016-08-16 2018-03-06 开利公司 制冷展示柜、制冷系统及恒温控制方法
CN109844422B (zh) * 2016-10-28 2021-03-12 三菱电机株式会社 制冷循环装置
KR20180104509A (ko) * 2017-03-13 2018-09-21 엘지전자 주식회사 공기 조화기
KR20180104519A (ko) * 2017-03-13 2018-09-21 엘지전자 주식회사 공기 조화기
US11137164B2 (en) * 2017-05-15 2021-10-05 Carrier Corporation Control systems and methods for heat pump systems
WO2020100228A1 (ja) * 2018-11-14 2020-05-22 三菱電機株式会社 空気調和機
US11391480B2 (en) 2019-12-04 2022-07-19 Johnson Controls Tyco IP Holdings LLP Systems and methods for freeze protection of a coil in an HVAC system
CN111964300B (zh) * 2020-08-17 2021-11-30 广东美的暖通设备有限公司 空气源热泵设备的控制方法、装置、设备和可读存储介质

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS613957A (ja) * 1984-06-18 1986-01-09 三洋電機株式会社 空気調和機
JPH07111288B2 (ja) * 1985-09-20 1995-11-29 株式会社日立製作所 空気調和機
US4879879A (en) * 1988-10-05 1989-11-14 Joseph Marsala Apparatus for controlling a thermostatic expansion valve
US5440895A (en) * 1994-01-24 1995-08-15 Copeland Corporation Heat pump motor optimization and sensor fault detection
US5425246A (en) * 1994-03-03 1995-06-20 General Electric Company Refrigerant flow rate control based on evaporator dryness

Also Published As

Publication number Publication date
EP0715130A2 (de) 1996-06-05
JPH08152203A (ja) 1996-06-11
CN1142595A (zh) 1997-02-12
EP0715130B1 (de) 2002-01-09
EP0715130A3 (de) 1997-12-10
KR960018414A (ko) 1996-06-17
US5598717A (en) 1997-02-04
TW297496U (en) 1997-02-01
JP3054564B2 (ja) 2000-06-19
KR0168453B1 (ko) 1999-01-15
DE69524932T2 (de) 2002-09-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee