DK1826041T3 - Variabel hastighedsstyring - Google Patents

Variabel hastighedsstyring

Info

Publication number
DK1826041T3
DK1826041T3 DK07003499.6T DK07003499T DK1826041T3 DK 1826041 T3 DK1826041 T3 DK 1826041T3 DK 07003499 T DK07003499 T DK 07003499T DK 1826041 T3 DK1826041 T3 DK 1826041T3
Authority
DK
Denmark
Prior art keywords
variable speed
transceiver
speed control
communicate
power module
Prior art date
Application number
DK07003499.6T
Other languages
English (en)
Inventor
Dave Evans
Robert L Weber
Original Assignee
Dometic Llc
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 Dometic Llc filed Critical Dometic Llc
Application granted granted Critical
Publication of DK1826041T3 publication Critical patent/DK1826041T3/da

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/32Cooling devices
    • B60H1/3204Cooling devices using compression
    • B60H1/3205Control means therefor
    • B60H1/3213Control means therefor for increasing the efficiency in a vehicle heat pump
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/32Cooling devices
    • B60H1/3204Cooling devices using compression
    • B60H1/3222Cooling devices using compression characterised by the compressor driving arrangements, e.g. clutches, transmissions or multiple drives
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00Arrangement or mounting of control or safety devices
    • F25B49/02Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/025Motor control arrangements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/32Cooling devices
    • B60H2001/3286Constructional features
    • B60H2001/3292Compressor drive is electric only
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B13/00Compression machines, plants or systems, with reversible cycle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2313/00Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/031Sensor arrangements
    • F25B2313/0314Temperature sensors near the indoor heat exchanger
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00Control issues
    • F25B2600/02Compressor control
    • F25B2600/021Inverters therefor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00Sensing or detecting of parameters; Sensors therefor
    • F25B2700/15Power, e.g. by voltage or current
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21Temperatures
    • F25B2700/2104Temperatures of an indoor room or compartment
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21Temperatures
    • F25B2700/2106Temperatures of fresh outdoor air
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21Temperatures
    • F25B2700/2115Temperatures of a compressor or the drive means therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Control Of Eletrric Generators (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
DK07003499.6T 2006-02-28 2007-02-20 Variabel hastighedsstyring DK1826041T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/363,682 US7739882B2 (en) 2006-02-28 2006-02-28 Variable speed control

Publications (1)

Publication Number Publication Date
DK1826041T3 true DK1826041T3 (da) 2011-01-10

Family

ID=38091888

Family Applications (1)

Application Number Title Priority Date Filing Date
DK07003499.6T DK1826041T3 (da) 2006-02-28 2007-02-20 Variabel hastighedsstyring

Country Status (8)

Country Link
US (1) US7739882B2 (da)
EP (1) EP1826041B1 (da)
AT (1) ATE483596T1 (da)
AU (1) AU2007200788B2 (da)
CA (1) CA2578651C (da)
DE (1) DE602007009584D1 (da)
DK (1) DK1826041T3 (da)
MX (1) MX2007002196A (da)

Families Citing this family (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070209377A1 (en) * 2006-03-07 2007-09-13 Regal-Beloit Corporation Method and systems for operating compressors and fan coils using electronically commutated motors
US20080011007A1 (en) * 2006-03-10 2008-01-17 International Truck Intellectual Property Company, Llc Cold plate refrigeration system optimized for energy efficiency
US20070209378A1 (en) * 2006-03-10 2007-09-13 Larson Gerald L Vehicle integrated power and control strategy for cold plate refrigeration system
KR101470631B1 (ko) * 2008-03-12 2014-12-08 엘지전자 주식회사 공기 조화기의 제어방법
CN102159411A (zh) 2008-09-17 2011-08-17 开利公司 电动运输制冷单元
CN101713141B (zh) * 2008-09-30 2011-12-07 三洋电机株式会社 热泵式干燥机
JP5360006B2 (ja) 2009-07-16 2013-12-04 株式会社デンソー 車両用空調装置
JP5027863B2 (ja) * 2009-11-26 2012-09-19 シャープ株式会社 空気調和機
JP5122550B2 (ja) * 2009-11-26 2013-01-16 シャープ株式会社 Ptcヒータの制御方法及び空気調和機
JP5488218B2 (ja) * 2010-06-09 2014-05-14 日産自動車株式会社 車両用空調装置
US9109830B2 (en) * 2010-08-11 2015-08-18 Mitsubishi Electric Corporation Low ambient cooling kit for variable refrigerant flow heat pump
WO2012026940A1 (en) * 2010-08-26 2012-03-01 Cooper Technologies Company Utility-driven energy-load management with adaptive fan control during load-control events
DE102010056279B4 (de) * 2010-12-24 2013-07-04 Abb Technology Ag Vortex-Durchflussmessgerät mit optimierter Temperaturerfassung
JP2014528567A (ja) * 2011-10-12 2014-10-27 リンデール インコーポレイテッド 室内冷却システム
US9093420B2 (en) 2012-04-18 2015-07-28 Rf Micro Devices, Inc. Methods for fabricating high voltage field effect transistor finger terminations
CN103512144B (zh) 2012-06-15 2016-12-21 艾默生电气公司 将分体式加热通风空调系统连接到因特网和/或智能仪表
US9010133B2 (en) * 2012-06-20 2015-04-21 Whirlpool Corporation On-line energy consumption optimization adaptive to environmental condition
US9207001B1 (en) 2012-06-29 2015-12-08 Mainstream Engineering Corporation Retrofit device to improve vapor compression cooling system performance by dynamic blower speed modulation
US9124221B2 (en) 2012-07-16 2015-09-01 Rf Micro Devices, Inc. Wide bandwidth radio frequency amplier having dual gate transistors
US9917080B2 (en) 2012-08-24 2018-03-13 Qorvo US. Inc. Semiconductor device with electrical overstress (EOS) protection
US9142620B2 (en) 2012-08-24 2015-09-22 Rf Micro Devices, Inc. Power device packaging having backmetals couple the plurality of bond pads to the die backside
US9147632B2 (en) 2012-08-24 2015-09-29 Rf Micro Devices, Inc. Semiconductor device having improved heat dissipation
US9202874B2 (en) 2012-08-24 2015-12-01 Rf Micro Devices, Inc. Gallium nitride (GaN) device with leakage current-based over-voltage protection
US8988097B2 (en) 2012-08-24 2015-03-24 Rf Micro Devices, Inc. Method for on-wafer high voltage testing of semiconductor devices
US9070761B2 (en) 2012-08-27 2015-06-30 Rf Micro Devices, Inc. Field effect transistor (FET) having fingers with rippled edges
WO2014035794A1 (en) 2012-08-27 2014-03-06 Rf Micro Devices, Inc Lateral semiconductor device with vertical breakdown region
US9325281B2 (en) 2012-10-30 2016-04-26 Rf Micro Devices, Inc. Power amplifier controller
US9696067B2 (en) * 2013-09-07 2017-07-04 Trane International Inc. Apparatus and method for controlling indoor airflow for heat pumps
US9455327B2 (en) 2014-06-06 2016-09-27 Qorvo Us, Inc. Schottky gated transistor with interfacial layer
US20150362239A1 (en) * 2014-06-12 2015-12-17 Chao-Cheng Chen Variable frequency control apparatus
US9536803B2 (en) 2014-09-05 2017-01-03 Qorvo Us, Inc. Integrated power module with improved isolation and thermal conductivity
US10615158B2 (en) 2015-02-04 2020-04-07 Qorvo Us, Inc. Transition frequency multiplier semiconductor device
US10062684B2 (en) 2015-02-04 2018-08-28 Qorvo Us, Inc. Transition frequency multiplier semiconductor device
WO2016182135A1 (en) * 2015-05-11 2016-11-17 Lg Electronics Inc. Refrigerator and control method thereof
US10605495B1 (en) 2016-02-16 2020-03-31 Mainstream Engineering Corporation Elegantly simple low-cost retrofit method and system for replacing a constant torque electronically commutated motor with a fix-speed permanent split capacitor motor
US10852044B1 (en) 2016-03-02 2020-12-01 Mainstream Engineering Corporation Simple low-cost retrofit device and method to replace a variable air flow electronically commutated motor with a permanent split capacitor motor capable of operating at multiple speed settings
WO2017176725A1 (en) 2016-04-05 2017-10-12 Carrier Corporation Engineless transport refrigeration unit
US10408486B2 (en) * 2016-10-24 2019-09-10 Scientific Environmental Design, Inc. Self-modulating HVAC system
WO2018080446A1 (en) * 2016-10-25 2018-05-03 Ecoer Inc. A variable speed compressor based ac system and control method
WO2018084828A1 (en) * 2016-11-01 2018-05-11 Ecoer Inc. A dc varaiable speed compressor control method and control system
AU201712794S (en) 2016-11-23 2017-05-23 Dometic Sweden Ab Ventilation and air conditioning apparatus
EP3563097B1 (en) * 2016-12-29 2024-02-14 Ecoer Inc. A variable speed compressor based ac system and control method
US11018610B2 (en) 2017-01-27 2021-05-25 Franklin Electric Co., Inc. Motor drive system and method
CN107143491B (zh) * 2017-07-03 2019-04-12 青岛宝瑞汽车配套有限公司 一种车载空压机智能管理系统及管理方法
AU2018366469A1 (en) * 2017-11-16 2020-05-21 Dometic Sweden Ab Air conditioning apparatus for recreational vehicles
CN107870602A (zh) * 2017-12-22 2018-04-03 广西三威林产工业有限公司 翻板机板材冷却控制装置
US11933285B2 (en) 2018-04-23 2024-03-19 Dometic Sweden Ab Damped mobile compressor
US10935292B2 (en) * 2018-06-14 2021-03-02 Trane International Inc. Lubricant quality management for a compressor
USD905217S1 (en) 2018-09-05 2020-12-15 Dometic Sweden Ab Air conditioning apparatus
CN109353295A (zh) * 2018-10-23 2019-02-19 武汉格罗夫氢能汽车有限公司 一种新能源汽车用集成化pdu系统
DE102018222877B4 (de) 2018-12-21 2020-10-01 Dometic Sweden Ab Dachklimaanlageneinheit, Verfahren zur Herstellung, Montage und Installation der Dachklimaanlageneinheit und Fahrzeug mit der Dachklimaanlageneinheit
US11987093B2 (en) 2019-03-18 2024-05-21 Dometic Sweden Ab Mobile air conditioner
US11951798B2 (en) 2019-03-18 2024-04-09 Dometic Sweden Ab Mobile air conditioner
DE102019212947A1 (de) 2019-08-28 2021-03-04 Dometic Sweden Ab Klimaanlage
US11549715B1 (en) 2019-10-01 2023-01-10 Trane International Inc. Systems and methods for coil temperature deviation detection for a climate control system
USD1010080S1 (en) 2020-05-15 2024-01-02 Dometic Sweden Ab Housing for air conditioning apparatus
US11131491B1 (en) 2020-08-07 2021-09-28 Emerson Climate Technologies, Inc. Systems and methods for multi-stage operation of a compressor
CN114087170B (zh) * 2021-01-13 2024-01-23 浙江正泰聚能科技有限公司 一种变频热泵压缩机频率的控制方法及其控制模块
USD1027143S1 (en) 2021-07-12 2024-05-14 Dometic Sweden Ab Housing shroud for an air conditioner
CN114572372A (zh) * 2022-02-18 2022-06-03 中国船舶重工集团公司第七一九研究所 船舶定频泵冷却系统及其控制方法、电子设备和存储介质

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3315474A (en) * 1965-08-23 1967-04-25 Farer Irving Mobile thermoelectric refrigeration system
US4661914A (en) * 1984-06-07 1987-04-28 Magnavox Government And Industrial Electronics Company Energy management control apparatus
US4734628A (en) * 1986-12-01 1988-03-29 Carrier Corporation Electrically commutated, variable speed compressor control system
US4748822A (en) * 1986-12-04 1988-06-07 Carrier Corporation Speed control of a variable speed air conditioning system
US4873649A (en) * 1988-06-10 1989-10-10 Honeywell Inc. Method for operating variable speed heat pumps and air conditioners
JP2723339B2 (ja) * 1989-04-28 1998-03-09 株式会社東芝 ヒートポンプ暖房装置
US5126642A (en) * 1991-01-31 1992-06-30 Ranco Incorporated Of Delaware Variable speed motor control
US5144812A (en) * 1991-06-03 1992-09-08 Carrier Corporation Outdoor fan control for variable speed heat pump
US5322092A (en) * 1992-04-14 1994-06-21 E. I. Du Pont De Nemours And Co. System for transfering used refrigerant from multiple small recovery cylinders to large shipping cylinder
US5592058A (en) * 1992-05-27 1997-01-07 General Electric Company Control system and methods for a multiparameter electronically commutated motor
JP2783065B2 (ja) * 1992-06-17 1998-08-06 ダイキン工業株式会社 空気調和装置の運転制御装置
US5438844A (en) 1992-07-01 1995-08-08 Gas Research Institute Microprocessor-based controller
US5311748A (en) * 1992-08-12 1994-05-17 Copeland Corporation Control system for heat pump having decoupled sensor arrangement
US5303562A (en) * 1993-01-25 1994-04-19 Copeland Corporation Control system for heat pump/air-conditioning system for improved cyclic performance
JP2936960B2 (ja) 1993-06-14 1999-08-23 日産自動車株式会社 車両用ヒートポンプ式冷暖房装置
US5440895A (en) * 1994-01-24 1995-08-15 Copeland Corporation Heat pump motor optimization and sensor fault detection
JPH07332740A (ja) 1994-06-03 1995-12-22 Toshiba Corp 空気調和機の運転制御方法
US5533352A (en) * 1994-06-14 1996-07-09 Copeland Corporation Forced air heat exchanging system with variable fan speed control
US5730894A (en) * 1996-04-16 1998-03-24 E. I. Du Pont De Nemours And Company 1,1,2,2,3,3,4,4-octafluorobutane azeotropic (like) compositions
US6070660A (en) 1997-02-18 2000-06-06 Hoffman Controls Corp. Variable speed fan motor control for forced air heating/cooling system
US5782101A (en) 1997-02-27 1998-07-21 Carrier Corporation Heat pump operating in the heating mode refrigerant pressure control
US5960157A (en) 1997-11-25 1999-09-28 Atwood Mobile Products, Inc. Recreational vehicle water heater having centrally controlled gas and electric power sources
US6116037A (en) 1998-01-23 2000-09-12 Recreational Products, Inc. Direct current powered mobile air conditioner
JP4277373B2 (ja) 1998-08-24 2009-06-10 株式会社日本自動車部品総合研究所 ヒートポンプサイクル
US6089034A (en) 1998-11-12 2000-07-18 Daimlerchrysler Corporation Controller for reversible air conditioning and heat pump HVAC system for electric vehicles
US6118239A (en) 1998-11-23 2000-09-12 Kadah; Andrew S. Speed control drive circuit for blower motor
US6282910B1 (en) 2000-06-21 2001-09-04 American Standard International Inc. Indoor blower variable speed drive for reduced airflow
JP4782941B2 (ja) * 2001-05-16 2011-09-28 サンデン株式会社 車両用空気調和装置
EP1467879B1 (de) * 2002-01-14 2007-09-26 Behr GmbH & Co. KG Heiz-/kühlkreislauf für eine klimaanlage eines kraftfahrzeugs, klimaanlage und verfahren zur steuerung derselben
US6784385B2 (en) * 2002-04-29 2004-08-31 Hernandez-Perez Ruben Electrical transfer switch
US7511979B2 (en) * 2005-08-12 2009-03-31 Newman Jr Robert Charles Automatic phase converter

Also Published As

Publication number Publication date
EP1826041B1 (en) 2010-10-06
CA2578651A1 (en) 2007-08-28
DE602007009584D1 (de) 2010-11-18
AU2007200788A1 (en) 2007-09-13
US7739882B2 (en) 2010-06-22
US20070199338A1 (en) 2007-08-30
EP1826041A1 (en) 2007-08-29
CA2578651C (en) 2012-05-15
ATE483596T1 (de) 2010-10-15
AU2007200788B2 (en) 2011-06-09
MX2007002196A (es) 2008-11-18

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