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EP2334995A4 - Start-up for refrigerant system with hot gas reheat - Google Patents

Start-up for refrigerant system with hot gas reheat

Info

Publication number
EP2334995A4
EP2334995A4 EP09818193.6A EP09818193A EP2334995A4 EP 2334995 A4 EP2334995 A4 EP 2334995A4 EP 09818193 A EP09818193 A EP 09818193A EP 2334995 A4 EP2334995 A4 EP 2334995A4
Authority
EP
European Patent Office
Prior art keywords
hot gas
refrigerant system
gas reheat
reheat
refrigerant
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Withdrawn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
EP09818193.6A
Other languages
German (de)
French (fr)
Other versions
EP2334995A2 (en
Inventor
Michael F Taras
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.)
Carrier Corp
Original Assignee
Carrier 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 Carrier Corp filed Critical Carrier Corp
Publication of EP2334995A2 publication Critical patent/EP2334995A2/en
Publication of EP2334995A4 publication Critical patent/EP2334995A4/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Withdrawn legal-status Critical Current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
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • 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
    • F24F3/12—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 treatment of the air otherwise than by heating and cooling
    • F24F3/14—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 treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F24F3/153—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 treatment of the air otherwise than by heating and cooling by humidification; by dehumidification with subsequent heating, i.e. with the air, given the required humidity in the central station, passing a heating element to achieve the required 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
    • F25B6/00—Compression machines, plants or systems, with several condenser circuits
    • F25B6/04—Compression machines, plants or systems, with several condenser circuits arranged in series
    • 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
    • F25B2313/02333—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in parallel arrangements during dehumidification
    • 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
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/06—Several compression cycles arranged in parallel

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)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
EP09818193.6A 2008-10-02 2009-09-02 Start-up for refrigerant system with hot gas reheat Withdrawn EP2334995A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10202508P 2008-10-02 2008-10-02
PCT/US2009/055694 WO2010039385A2 (en) 2008-10-02 2009-09-02 Start-up for refrigerant system with hot gas reheat

Publications (2)

Publication Number Publication Date
EP2334995A2 EP2334995A2 (en) 2011-06-22
EP2334995A4 true EP2334995A4 (en) 2014-04-02

Family

ID=42074088

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09818193.6A Withdrawn EP2334995A4 (en) 2008-10-02 2009-09-02 Start-up for refrigerant system with hot gas reheat

Country Status (3)

Country Link
US (1) US20110146306A1 (en)
EP (1) EP2334995A4 (en)
WO (1) WO2010039385A2 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5971907B2 (en) * 2011-09-15 2016-08-17 鹿島建設株式会社 Air conditioner using direct expansion coil
US9726387B2 (en) * 2013-07-02 2017-08-08 Johnson Controls Technology Company Hot gas reheat modulation
CN105115181B (en) * 2015-07-21 2018-06-26 上海海立电器有限公司 A kind of air-conditioning system
CN106885403B (en) * 2015-12-16 2018-11-02 上海海立电器有限公司 The air-conditioning system of sensible heat latent heat separation control
CN106885402B (en) * 2015-12-16 2019-01-29 上海海立电器有限公司 The air-conditioning system of sensible heat latent heat separation control
CN106885387A (en) * 2015-12-16 2017-06-23 上海日立电器有限公司 A kind of air-conditioning system
CN106885388B (en) * 2015-12-16 2018-07-27 上海海立电器有限公司 A kind of air-conditioning system
US11221151B2 (en) 2019-01-15 2022-01-11 Johnson Controls Technology Company Hot gas reheat systems and methods
CN110486982A (en) * 2019-08-22 2019-11-22 珠海格力电器股份有限公司 Air-conditioning system and its control method
CN113669939A (en) * 2021-08-13 2021-11-19 珠海格力电器股份有限公司 Air conditioning system and control method

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002106913A (en) * 2000-09-29 2002-04-10 Matsushita Electric Ind Co Ltd Method for controlling automatic operation of air conditioner
US6705093B1 (en) * 2002-09-27 2004-03-16 Carrier Corporation Humidity control method and scheme for vapor compression system with multiple circuits
US20040089015A1 (en) * 2002-11-08 2004-05-13 York International Corporation System and method for using hot gas reheat for humidity control
US20050022541A1 (en) * 2002-11-08 2005-02-03 York International Corporation System and method for using hot gas re-heat for humidity control
US6941770B1 (en) * 2004-07-15 2005-09-13 Carrier Corporation Hybrid reheat system with performance enhancement
WO2005108886A2 (en) * 2004-04-28 2005-11-17 Carrier Corporation Multi-circuit refrigerant cycle with dehumidification improvements
US20060090502A1 (en) * 2004-10-28 2006-05-04 Carrier Corporation Hybrid tandem compressor system with economizer circuit and reheat function for multi-level cooling
JP2007155305A (en) * 2005-12-09 2007-06-21 Hitachi Appliances Inc Control method of air conditioner

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5752389A (en) * 1996-10-15 1998-05-19 Harper; Thomas H. Cooling and dehumidifying system using refrigeration reheat with leaving air temperature control
US6559491B2 (en) * 2001-02-09 2003-05-06 Micron Technology, Inc. Folded bit line DRAM with ultra thin body transistors
US6644049B2 (en) * 2002-04-16 2003-11-11 Lennox Manufacturing Inc. Space conditioning system having multi-stage cooling and dehumidification capability
US20060010907A1 (en) * 2004-07-15 2006-01-19 Taras Michael F Refrigerant system with tandem compressors and reheat function
US7059151B2 (en) * 2004-07-15 2006-06-13 Carrier Corporation Refrigerant systems with reheat and economizer
US6986264B1 (en) * 2004-07-15 2006-01-17 Carrier Corporation Economized dehumidification system
US7219505B2 (en) * 2004-10-22 2007-05-22 York International Corporation Control stability system for moist air dehumidification units and method of operation
US7275384B2 (en) * 2004-09-16 2007-10-02 Carrier Corporation Heat pump with reheat circuit
US7287394B2 (en) * 2004-09-16 2007-10-30 Carrier Corporation Refrigerant heat pump with reheat circuit
US7290399B2 (en) * 2004-09-16 2007-11-06 Carrier Corporation Multi-circuit dehumidification heat pump system
US7272948B2 (en) * 2004-09-16 2007-09-25 Carrier Corporation Heat pump with reheat and economizer functions
US7257957B2 (en) * 2004-10-12 2007-08-21 Carrier Corporation Utilization of bypass refrigerant to provide reheat and dehumidification function in refrigerant system
US7155920B2 (en) * 2004-10-18 2007-01-02 Carrier Corporation Refrigerant cycle with tandem compressors and multiple condensers
US7574871B2 (en) * 2004-10-27 2009-08-18 Research Products Corporation Systems and methods for whole-house dehumidification based on dew point measurements
US7469555B2 (en) * 2004-11-01 2008-12-30 Carrier Corporation Multiple condenser reheat system with tandem compressors

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002106913A (en) * 2000-09-29 2002-04-10 Matsushita Electric Ind Co Ltd Method for controlling automatic operation of air conditioner
US6705093B1 (en) * 2002-09-27 2004-03-16 Carrier Corporation Humidity control method and scheme for vapor compression system with multiple circuits
US20040089015A1 (en) * 2002-11-08 2004-05-13 York International Corporation System and method for using hot gas reheat for humidity control
US20050022541A1 (en) * 2002-11-08 2005-02-03 York International Corporation System and method for using hot gas re-heat for humidity control
US20050115254A1 (en) * 2002-11-08 2005-06-02 York International Corporation System and method for using hot gas reheat for humidity control
WO2005108886A2 (en) * 2004-04-28 2005-11-17 Carrier Corporation Multi-circuit refrigerant cycle with dehumidification improvements
US6941770B1 (en) * 2004-07-15 2005-09-13 Carrier Corporation Hybrid reheat system with performance enhancement
US20060090502A1 (en) * 2004-10-28 2006-05-04 Carrier Corporation Hybrid tandem compressor system with economizer circuit and reheat function for multi-level cooling
JP2007155305A (en) * 2005-12-09 2007-06-21 Hitachi Appliances Inc Control method of air conditioner

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2010039385A2 *

Also Published As

Publication number Publication date
WO2010039385A2 (en) 2010-04-08
WO2010039385A3 (en) 2010-06-24
EP2334995A2 (en) 2011-06-22
US20110146306A1 (en) 2011-06-23

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Legal Events

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DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20140303

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Ipc: F25B 29/00 20060101ALI20140225BHEP

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