EP1938021A4 - Heat pump water heating system using variable speed compressor - Google Patents

Heat pump water heating system using variable speed compressor

Info

Publication number
EP1938021A4
EP1938021A4 EP05793392A EP05793392A EP1938021A4 EP 1938021 A4 EP1938021 A4 EP 1938021A4 EP 05793392 A EP05793392 A EP 05793392A EP 05793392 A EP05793392 A EP 05793392A EP 1938021 A4 EP1938021 A4 EP 1938021A4
Authority
EP
European Patent Office
Prior art keywords
heat pump
heating system
variable speed
water heating
pump water
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Withdrawn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
EP05793392A
Other languages
German (de)
French (fr)
Other versions
EP1938021A1 (en
Inventor
Yu Chen
Lili Zhang
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 EP1938021A1 publication Critical patent/EP1938021A1/en
Publication of EP1938021A4 publication Critical patent/EP1938021A4/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Withdrawn legal-status Critical Current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
    • 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
    • F25B9/008—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant being carbon dioxide
    • 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
    • F25B49/025—Motor control 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
    • F25B2309/00—Gas cycle refrigeration machines
    • F25B2309/06—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
    • F25B2309/061—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical pressure
    • 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
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/04—Details of condensers
    • F25B2339/047—Water-cooled condensers
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/19—Calculation of parameters
    • 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
    • F25B2600/0253—Compressor control by controlling speed with variable speed
    • 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
    • F25B2600/17—Control issues by controlling the pressure of the condenser
    • 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)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Air Conditioning Control Device (AREA)
EP05793392A 2005-08-31 2005-08-31 Heat pump water heating system using variable speed compressor Withdrawn EP1938021A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2005/030881 WO2007027173A1 (en) 2005-08-31 2005-08-31 Heat pump water heating system using variable speed compressor

Publications (2)

Publication Number Publication Date
EP1938021A1 EP1938021A1 (en) 2008-07-02
EP1938021A4 true EP1938021A4 (en) 2010-09-01

Family

ID=37809164

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05793392A Withdrawn EP1938021A4 (en) 2005-08-31 2005-08-31 Heat pump water heating system using variable speed compressor

Country Status (4)

Country Link
US (1) US20080302118A1 (en)
EP (1) EP1938021A4 (en)
CA (1) CA2616286A1 (en)
WO (1) WO2007027173A1 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008038429A1 (en) * 2008-08-19 2010-02-25 Erwin Dietz Heat pump system operating method for air conditioning e.g. building, involves determining coefficient of performance, performance number, efficiency or analysis of refrigerant based on mass flow of refrigerant
ES2732240T3 (en) 2009-04-03 2019-11-21 Carrier Corp Systems and procedures that involve the control of a heating and cooling system
CN102003833B (en) * 2010-10-27 2012-10-31 华北电力大学（保定） Transcritical carbon dioxide heat pump type air conditioning water heater using condensation residual heat
DE102010050057A1 (en) * 2010-10-29 2012-05-03 Robert Bosch Gmbh Method for controlling a heat pump system
US9970696B2 (en) 2011-07-20 2018-05-15 Thermo King Corporation Defrost for transcritical vapor compression system
EP2952829B1 (en) * 2013-01-31 2020-09-09 Mitsubishi Electric Corporation Refrigeration-cycle device and method for controlling refrigeration-cycle device
US9718553B2 (en) 2013-03-14 2017-08-01 Rolls-Royce North America Technologies, Inc. Adaptive trans-critical CO2 cooling systems for aerospace applications
US10132529B2 (en) 2013-03-14 2018-11-20 Rolls-Royce Corporation Thermal management system controlling dynamic and steady state thermal loads
US10302342B2 (en) 2013-03-14 2019-05-28 Rolls-Royce Corporation Charge control system for trans-critical vapor cycle systems
US9676484B2 (en) 2013-03-14 2017-06-13 Rolls-Royce North American Technologies, Inc. Adaptive trans-critical carbon dioxide cooling systems
EP2994385B1 (en) 2013-03-14 2019-07-03 Rolls-Royce Corporation Adaptive trans-critical co2 cooling systems for aerospace applications
US10119738B2 (en) 2014-09-26 2018-11-06 Waterfurnace International Inc. Air conditioning system with vapor injection compressor
US10267542B2 (en) 2015-04-02 2019-04-23 Carrier Corporation Wide speed range high-efficiency cold climate heat pump
US10391835B2 (en) 2015-05-15 2019-08-27 Ford Global Technologies, Llc System and method for de-icing a heat pump
US10345004B1 (en) * 2015-09-01 2019-07-09 Climate Master, Inc. Integrated heat pump and water heating circuit
US10871314B2 (en) 2016-07-08 2020-12-22 Climate Master, Inc. Heat pump and water heater
US10866002B2 (en) 2016-11-09 2020-12-15 Climate Master, Inc. Hybrid heat pump with improved dehumidification
US10935260B2 (en) 2017-12-12 2021-03-02 Climate Master, Inc. Heat pump with dehumidification
US11592215B2 (en) 2018-08-29 2023-02-28 Waterfurnace International, Inc. Integrated demand water heating using a capacity modulated heat pump with desuperheater
DE102018125411A1 (en) * 2018-10-15 2020-04-16 Vaillant Gmbh COP-optimal power control
CA3081986A1 (en) 2019-07-15 2021-01-15 Climate Master, Inc. Air conditioning system with capacity control and controlled hot water generation

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10053203A1 (en) * 1999-10-28 2001-06-07 Denso Corp Refrigerant cycle system; has compressor at over-critical pressure and pressure-control valve to control refrigerant leaving compressor and cooler by decompressing refrigerant leaving cooler
JP2002139257A (en) * 2000-10-31 2002-05-17 Sanyo Electric Co Ltd Heat pump hot water supplier
WO2003019085A1 (en) * 2001-08-31 2003-03-06 Mærsk Container Industri A/S A vapour-compression-cycle device

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4646524A (en) * 1984-03-23 1987-03-03 Jantec Co., Ltd. Method of intensifying heat in reversed Rankine cycle and reversed Rankine cycle apparatus for conducting the same
US5081846A (en) * 1990-09-21 1992-01-21 Carrier Corporation Control of space heating and water heating using variable speed heat pump
US5735134A (en) * 1996-05-30 1998-04-07 Massachusetts Institute Of Technology Set point optimization in vapor compression cycles
US6701725B2 (en) * 2001-05-11 2004-03-09 Field Diagnostic Services, Inc. Estimating operating parameters of vapor compression cycle equipment
US6568199B1 (en) * 2002-01-22 2003-05-27 Carrier Corporation Method for optimizing coefficient of performance in a transcritical vapor compression system
US6658888B2 (en) * 2002-04-10 2003-12-09 Carrier Corporation Method for increasing efficiency of a vapor compression system by compressor cooling
US6968708B2 (en) * 2003-06-23 2005-11-29 Carrier Corporation Refrigeration system having variable speed fan
US7000413B2 (en) * 2003-06-26 2006-02-21 Carrier Corporation Control of refrigeration system to optimize coefficient of performance
US7028494B2 (en) * 2003-08-22 2006-04-18 Carrier Corporation Defrosting methodology for heat pump water heating system
US7051542B2 (en) * 2003-12-17 2006-05-30 Carrier Corporation Transcritical vapor compression optimization through maximization of heating capacity
US7716943B2 (en) * 2004-05-12 2010-05-18 Electro Industries, Inc. Heating/cooling system
US20060230773A1 (en) * 2005-04-14 2006-10-19 Carrier Corporation Method for determining optimal coefficient of performance in a transcritical vapor compression system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10053203A1 (en) * 1999-10-28 2001-06-07 Denso Corp Refrigerant cycle system; has compressor at over-critical pressure and pressure-control valve to control refrigerant leaving compressor and cooler by decompressing refrigerant leaving cooler
JP2002139257A (en) * 2000-10-31 2002-05-17 Sanyo Electric Co Ltd Heat pump hot water supplier
WO2003019085A1 (en) * 2001-08-31 2003-03-06 Mærsk Container Industri A/S A vapour-compression-cycle device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2007027173A1 *

Also Published As

Publication number Publication date
US20080302118A1 (en) 2008-12-11
CA2616286A1 (en) 2007-03-08
EP1938021A1 (en) 2008-07-02
WO2007027173A1 (en) 2007-03-08

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20080305

AK Designated contracting states

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Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

RIN1 Information on inventor provided before grant (corrected)

Inventor name: CHEN, YU

Inventor name: ZHANG, LILI

A4 Supplementary search report drawn up and despatched

Effective date: 20100729

17Q First examination report despatched

Effective date: 20120125

DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

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Effective date: 20120807