EP1662212A3 - Air conditioning system and method for controlling the same - Google Patents

Air conditioning system and method for controlling the same Download PDF

Info

Publication number
EP1662212A3
EP1662212A3 EP05025039A EP05025039A EP1662212A3 EP 1662212 A3 EP1662212 A3 EP 1662212A3 EP 05025039 A EP05025039 A EP 05025039A EP 05025039 A EP05025039 A EP 05025039A EP 1662212 A3 EP1662212 A3 EP 1662212A3
Authority
EP
European Patent Office
Prior art keywords
heat exchange
refrigerant
air conditioning
conditioning system
exchange part
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.)
Withdrawn
Application number
EP05025039A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1662212A2 (en
Inventor
Chi Woo Song
Bong Soo Park
Ju Won Kim
Se Dong Chang
Baik Young Chung
Sai Kee Oh
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.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
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 LG Electronics Inc filed Critical LG Electronics Inc
Publication of EP1662212A2 publication Critical patent/EP1662212A2/en
Publication of EP1662212A3 publication Critical patent/EP1662212A3/en
Withdrawn legal-status Critical Current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
    • F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
    • F25B25/005—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00 using primary and secondary 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
    • F24F11/70—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
    • 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
    • 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
    • F24F11/85—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 variable-flow pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/06—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
    • 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
    • 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
    • F25B2313/023—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
    • 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2117—Temperatures of an evaporator
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2117—Temperatures of an evaporator
    • F25B2700/21174—Temperatures of an evaporator of the refrigerant at the inlet of the evaporator
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2117—Temperatures of an evaporator
    • F25B2700/21175—Temperatures of an evaporator of the refrigerant at the outlet of the evaporator

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)
  • Air Conditioning Control Device (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
  • Other Air-Conditioning Systems (AREA)
EP05025039A 2004-11-23 2005-11-16 Air conditioning system and method for controlling the same Withdrawn EP1662212A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020040096315A KR100758902B1 (ko) 2004-11-23 2004-11-23 멀티 공기조화 시스템 및 그 제어방법

Publications (2)

Publication Number Publication Date
EP1662212A2 EP1662212A2 (en) 2006-05-31
EP1662212A3 true EP1662212A3 (en) 2006-09-06

Family

ID=35840122

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05025039A Withdrawn EP1662212A3 (en) 2004-11-23 2005-11-16 Air conditioning system and method for controlling the same

Country Status (4)

Country Link
US (1) US20060107683A1 (ko)
EP (1) EP1662212A3 (ko)
KR (1) KR100758902B1 (ko)
CN (1) CN1779391A (ko)

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JP5125124B2 (ja) * 2007-01-31 2013-01-23 ダイキン工業株式会社 冷凍装置
US7900468B2 (en) 2007-07-11 2011-03-08 Liebert Corporation Method and apparatus for equalizing a pumped refrigerant system
IL193004A0 (en) * 2008-07-23 2009-08-03 Joul Srhan Deviding unit of the air-conditioner
US10775054B2 (en) 2009-03-13 2020-09-15 Treau, Inc. Modular air conditioning system
WO2010131378A1 (ja) 2009-05-12 2010-11-18 三菱電機株式会社 空気調和装置
US8145363B2 (en) * 2009-05-28 2012-03-27 American Power Conversion Corporation Systems and methods for controlling load dynamics in a pumped refrigerant cooling system
US8452459B2 (en) * 2009-08-31 2013-05-28 Fisher-Rosemount Systems, Inc. Heat exchange network heat recovery optimization in a process plant
WO2011064814A1 (ja) * 2009-11-25 2011-06-03 三菱電機株式会社 空気調和装置
WO2012032580A1 (ja) * 2010-09-10 2012-03-15 三菱電機株式会社 空気調和装置
KR101294082B1 (ko) * 2011-11-24 2013-08-08 현대자동차주식회사 Ｌｐｉ차량용 열교환기
US9915453B2 (en) * 2012-02-07 2018-03-13 Systecon, Inc. Indirect evaporative cooling system with supplemental chiller that can be bypassed
CN102607146B (zh) * 2012-04-06 2014-09-10 谭仲禧 一种中央空调系统及其控制方法
CN102620494B (zh) * 2012-05-08 2014-03-12 程有凯 自动复叠制冷热力膨胀阀过热度的控制方法
FR2991029B1 (fr) * 2012-05-22 2014-05-16 Ciat Sa Kit et methode de mise en oeuvre d'une installation de regulation de temperature pour un batiment
FR2995389B1 (fr) * 2012-09-13 2017-10-20 Alstom Transport Sa Dispositif de climatisation d'air, notamment pour un vehicule ferroviaire
CN104791941B (zh) * 2014-01-21 2017-11-10 广东美的暖通设备有限公司 空调系统及其控制方法、空调系统的室外机
US11143467B2 (en) 2015-05-20 2021-10-12 Other Lab, Llc Membrane heat exchanger system and method
US10739024B2 (en) 2017-01-11 2020-08-11 Semco Llc Air conditioning system and method with chiller and water
JP6834562B2 (ja) * 2017-02-13 2021-02-24 株式会社富士通ゼネラル 空気調和装置
CN107477780A (zh) * 2017-08-14 2017-12-15 珠海格力电器股份有限公司 用于调节空调室内机的蒸发温度的方法及空调
US10845133B2 (en) 2017-10-10 2020-11-24 Other Lab, Llc Conformable heat exchanger system and method
CN108375241A (zh) * 2018-03-23 2018-08-07 中国工程物理研究院流体物理研究所 一种适用于高绝缘强度要求的精确控温冷却系统
US11253958B2 (en) 2019-01-29 2022-02-22 Treau, Inc. Polymer film heat exchanger sealing system and method
CN114746701A (zh) 2019-09-13 2022-07-12 特劳公司 分体式架构空调单元的窗户安装系统和方法
KR20210096785A (ko) * 2020-01-29 2021-08-06 엘지전자 주식회사 공기조화장치 및 그 제어방법

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2779171A (en) * 1954-01-04 1957-01-29 Rca Corp Room temperature conditioner
US4067203A (en) * 1976-09-07 1978-01-10 Emerson Electric Co. Control system for maximizing the efficiency of an evaporator coil
US4644756A (en) * 1983-12-21 1987-02-24 Daikin Industries, Ltd. Multi-room type air conditioner
EP0282782A2 (en) * 1987-03-20 1988-09-21 Hitachi, Ltd. Multiple room type air conditioning system and control method therefor
DE4315924A1 (de) * 1993-05-12 1994-11-17 Forschungszentrum Fuer Kaeltet Kälteträger für Kältemaschinen oder Wärmepumpen
EP0675331A2 (en) * 1994-03-30 1995-10-04 Kabushiki Kaisha Toshiba Air conditioning system with built-in intermediate heat exchanger with two different types of refrigerants circulated
EP0887599A1 (en) * 1996-12-27 1998-12-30 Daikin Industries, Limited Refrigeration apparatus and method of manufacturing same
JPH1123079A (ja) * 1997-06-27 1999-01-26 Mitsubishi Heavy Ind Ltd 冷凍装置
JPH11201560A (ja) * 1998-01-08 1999-07-30 Denso Corp 超臨界冷凍サイクル

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US4149389A (en) * 1978-03-06 1979-04-17 The Trane Company Heat pump system selectively operable in a cascade mode and method of operation
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JP2725709B2 (ja) * 1989-06-28 1998-03-11 松下冷機株式会社 多室式空気調和機
GB2241091B (en) * 1990-02-14 1994-01-19 Toshiba Kk Air conditioning apparatus connecting one outdoor unit with several indoor units through several refrigerant tubes and signal conductors
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US5551248A (en) * 1995-02-03 1996-09-03 Heatcraft Inc. Control apparatus for space cooling system
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JP4063465B2 (ja) 2000-01-13 2008-03-19 三菱電機株式会社 空気調和機及びマルチタイプの空気調和機
KR100851005B1 (ko) * 2002-03-06 2008-08-12 엘지전자 주식회사 멀티형 공기조화기의 냉매유량 제어장치
JP3966044B2 (ja) * 2002-04-02 2007-08-29 株式会社デンソー 空調装置
JP3709482B2 (ja) * 2004-03-31 2005-10-26 ダイキン工業株式会社 空気調和システム
JP3781046B2 (ja) * 2004-07-01 2006-05-31 ダイキン工業株式会社 空気調和装置
CA2575974C (en) * 2004-08-11 2010-09-28 Lawrence Kates Method and apparatus for monitoring refrigerant-cycle systems
JP4670329B2 (ja) * 2004-11-29 2011-04-13 三菱電機株式会社 冷凍空調装置、冷凍空調装置の運転制御方法、冷凍空調装置の冷媒量制御方法
WO2006101567A1 (en) * 2005-03-18 2006-09-28 Carrier Commercial Refrigeration, Inc. Bottle cooler defroster and methods
EP2000751B1 (en) * 2006-03-27 2019-09-18 Mitsubishi Electric Corporation Refrigeration air conditioning device
US7874499B2 (en) * 2006-11-22 2011-01-25 Store-N-Stuff Llc System and method to control sensible and latent heat in a storage unit
US20090031735A1 (en) * 2007-08-01 2009-02-05 Liebert Corporation System and method of controlling fluid flow through a fluid cooled heat exchanger

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2779171A (en) * 1954-01-04 1957-01-29 Rca Corp Room temperature conditioner
US4067203A (en) * 1976-09-07 1978-01-10 Emerson Electric Co. Control system for maximizing the efficiency of an evaporator coil
US4644756A (en) * 1983-12-21 1987-02-24 Daikin Industries, Ltd. Multi-room type air conditioner
EP0282782A2 (en) * 1987-03-20 1988-09-21 Hitachi, Ltd. Multiple room type air conditioning system and control method therefor
DE4315924A1 (de) * 1993-05-12 1994-11-17 Forschungszentrum Fuer Kaeltet Kälteträger für Kältemaschinen oder Wärmepumpen
EP0675331A2 (en) * 1994-03-30 1995-10-04 Kabushiki Kaisha Toshiba Air conditioning system with built-in intermediate heat exchanger with two different types of refrigerants circulated
EP0887599A1 (en) * 1996-12-27 1998-12-30 Daikin Industries, Limited Refrigeration apparatus and method of manufacturing same
JPH1123079A (ja) * 1997-06-27 1999-01-26 Mitsubishi Heavy Ind Ltd 冷凍装置
JPH11201560A (ja) * 1998-01-08 1999-07-30 Denso Corp 超臨界冷凍サイクル

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 04 30 April 1999 (1999-04-30) *
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 12 29 October 1999 (1999-10-29) *

Also Published As

Publication number Publication date
KR20060057226A (ko) 2006-05-26
EP1662212A2 (en) 2006-05-31
CN1779391A (zh) 2006-05-31
KR100758902B1 (ko) 2007-09-14
US20060107683A1 (en) 2006-05-25

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