CA2063904A1 - Regulation modulee de temperature pour chambre a atmosphere controlee - Google Patents

Regulation modulee de temperature pour chambre a atmosphere controlee

Info

Publication number
CA2063904A1
CA2063904A1 CA2063904A CA2063904A CA2063904A1 CA 2063904 A1 CA2063904 A1 CA 2063904A1 CA 2063904 A CA2063904 A CA 2063904A CA 2063904 A CA2063904 A CA 2063904A CA 2063904 A1 CA2063904 A1 CA 2063904A1
Authority
CA
Canada
Prior art keywords
temperature
control signal
minimum
maximum
substantially continuous
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.)
Granted
Application number
CA2063904A
Other languages
English (en)
Other versions
CA2063904C (fr
Inventor
John A. Benevelli
Michael L. Murray
Duane C. Drinkwine
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.)
Lab Line Instruments Inc
Original Assignee
Lab Line Instruments 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 Lab Line Instruments Inc filed Critical Lab Line Instruments Inc
Publication of CA2063904A1 publication Critical patent/CA2063904A1/fr
Application granted granted Critical
Publication of CA2063904C publication Critical patent/CA2063904C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
    • 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
    • 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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1919—Control of temperature characterised by the use of electric means characterised by the type of controller
    • 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
    • F25B2600/2521—On-off valves controlled by pulse signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Air Conditioning Control Device (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
CA002063904A 1991-11-15 1992-03-24 Regulation modulee de temperature pour chambre a atmosphere controlee Expired - Fee Related CA2063904C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US792,705 1991-11-15
US07/792,705 US5226472A (en) 1991-11-15 1991-11-15 Modulated temperature control for environmental chamber

Publications (2)

Publication Number Publication Date
CA2063904A1 true CA2063904A1 (fr) 1993-05-16
CA2063904C CA2063904C (fr) 1994-08-02

Family

ID=25157806

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002063904A Expired - Fee Related CA2063904C (fr) 1991-11-15 1992-03-24 Regulation modulee de temperature pour chambre a atmosphere controlee

Country Status (2)

Country Link
US (1) US5226472A (fr)
CA (1) CA2063904C (fr)

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JP3188363B2 (ja) 1994-01-21 2001-07-16 エフエスアイ・インターナショナル・インコーポレーテッド 循環クーラントを用いた温度コントローラ及びそのための温度制御方法
EP0701915A1 (fr) * 1994-09-19 1996-03-20 Valeo Klimasysteme GmbH Dispositif de conditionnement d'air pour véhicule
US6047557A (en) * 1995-06-07 2000-04-11 Copeland Corporation Adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor
GB2314901B (en) * 1996-07-02 2001-02-14 Luk Getriebe Systeme Gmbh Fluid-operated regulating apparatus and method of using the same
US5778692A (en) * 1996-08-20 1998-07-14 International Business Machines Corporation Allocation of compressors to cooling chambers
US6206652B1 (en) 1998-08-25 2001-03-27 Copeland Corporation Compressor capacity modulation
US6047556A (en) * 1997-12-08 2000-04-11 Carrier Corporation Pulsed flow for capacity control
US6072163A (en) * 1998-03-05 2000-06-06 Fsi International Inc. Combination bake/chill apparatus incorporating low thermal mass, thermally conductive bakeplate
US6505475B1 (en) 1999-08-20 2003-01-14 Hudson Technologies Inc. Method and apparatus for measuring and improving efficiency in refrigeration systems
US20050145047A1 (en) * 1999-09-16 2005-07-07 Bjorn Frannhagen Climatic test chamber system and a method
WO2001019519A1 (fr) * 1999-09-16 2001-03-22 Mirai Electronics Ab Systeme de chambre d'essais climatiques, et procede de fonctionnement correspondant
KR100395919B1 (ko) * 2000-06-07 2003-08-27 삼성전자주식회사 공기조화기의 과열도 제어 시스템 및 그 제어 방법
US6357242B1 (en) * 2000-07-20 2002-03-19 Delphi Technologies, Inc. Control system and method for suppressing head pressure spikes in a vehicle air conditioning system
US6601397B2 (en) 2001-03-16 2003-08-05 Copeland Corporation Digital scroll condensing unit controller
US6668240B2 (en) 2001-05-03 2003-12-23 Emerson Retail Services Inc. Food quality and safety model for refrigerated food
US6892546B2 (en) 2001-05-03 2005-05-17 Emerson Retail Services, Inc. System for remote refrigeration monitoring and diagnostics
US6529686B2 (en) 2001-06-06 2003-03-04 Fsi International, Inc. Heating member for combination heating and chilling apparatus, and methods
US6651451B2 (en) * 2002-04-23 2003-11-25 Vai Holdings, Llc Variable capacity refrigeration system with a single-frequency compressor
US6889173B2 (en) 2002-10-31 2005-05-03 Emerson Retail Services Inc. System for monitoring optimal equipment operating parameters
BRPI0413921B1 (pt) 2003-08-25 2017-12-12 Computer Process Controls, Inc. Method and refrigeration system
KR20050075803A (ko) * 2004-01-16 2005-07-22 삼성전자주식회사 냉동사이클 성능검사장치
US7412842B2 (en) 2004-04-27 2008-08-19 Emerson Climate Technologies, Inc. Compressor diagnostic and protection system
US7275377B2 (en) 2004-08-11 2007-10-02 Lawrence Kates Method and apparatus for monitoring refrigerant-cycle systems
EP1851959B1 (fr) 2005-02-21 2012-04-11 Computer Process Controls, Inc. Systeme de surveillance et de commande d'entreprise
US7752854B2 (en) 2005-10-21 2010-07-13 Emerson Retail Services, Inc. Monitoring a condenser in a refrigeration system
US7665315B2 (en) 2005-10-21 2010-02-23 Emerson Retail Services, Inc. Proofing a refrigeration system operating state
US7752853B2 (en) 2005-10-21 2010-07-13 Emerson Retail Services, Inc. Monitoring refrigerant in a refrigeration system
US7596959B2 (en) 2005-10-21 2009-10-06 Emerson Retail Services, Inc. Monitoring compressor performance in a refrigeration system
US7594407B2 (en) 2005-10-21 2009-09-29 Emerson Climate Technologies, Inc. Monitoring refrigerant in a refrigeration system
CN101317045B (zh) * 2005-11-30 2010-05-12 开利公司 带有压力调节阀的脉宽调制系统
US8590325B2 (en) 2006-07-19 2013-11-26 Emerson Climate Technologies, Inc. Protection and diagnostic module for a refrigeration system
CN101501412B (zh) * 2006-08-08 2012-07-11 开利公司 制冷系统以及控制制冷系统的方法
US20080216494A1 (en) 2006-09-07 2008-09-11 Pham Hung M Compressor data module
US8157538B2 (en) 2007-07-23 2012-04-17 Emerson Climate Technologies, Inc. Capacity modulation system for compressor and method
US20090037142A1 (en) 2007-07-30 2009-02-05 Lawrence Kates Portable method and apparatus for monitoring refrigerant-cycle systems
US9140728B2 (en) 2007-11-02 2015-09-22 Emerson Climate Technologies, Inc. Compressor sensor module
US8607582B2 (en) 2008-10-24 2013-12-17 Thermo King Corporation Controlling chilled state of a cargo
ES2623055T3 (es) 2009-01-27 2017-07-10 Emerson Climate Technologies, Inc. Sistema y método de descarga para un compresor
AU2010253739B2 (en) 2009-05-29 2015-07-16 Emerson Climate Technologies Retail Solutions, Inc. System and method for monitoring and evaluating equipment operating parameter modifications
EP2681497A4 (fr) 2011-02-28 2017-05-31 Emerson Electric Co. Solutions de contrôle et de diagnostic d'un système hvac destinées à des habitations
US8964338B2 (en) 2012-01-11 2015-02-24 Emerson Climate Technologies, Inc. System and method for compressor motor protection
US9310439B2 (en) 2012-09-25 2016-04-12 Emerson Climate Technologies, Inc. Compressor having a control and diagnostic module
US9803902B2 (en) 2013-03-15 2017-10-31 Emerson Climate Technologies, Inc. System for refrigerant charge verification using two condenser coil temperatures
US9551504B2 (en) 2013-03-15 2017-01-24 Emerson Electric Co. HVAC system remote monitoring and diagnosis
US9638436B2 (en) 2013-03-15 2017-05-02 Emerson Electric Co. HVAC system remote monitoring and diagnosis
CA2908362C (fr) 2013-04-05 2018-01-16 Fadi M. Alsaleem Systeme de pompe a chaleur a diagnostique de charge de fluide refrigerant
CN104635678B (zh) * 2014-12-17 2017-09-29 佛山市汉隆自动化技术有限公司 一种多路电加热pwm控制系统
CN107128149A (zh) * 2017-05-31 2017-09-05 贵州甜达科技发展有限公司 车载空调系统及汽车
EP3647778B1 (fr) * 2018-10-30 2022-03-02 Sciosense B.V. Dispositif électro-thermique et procédé pour faire fonctionner un dispositif de chauffage
US11549606B2 (en) * 2018-11-28 2023-01-10 Mahle International Gmbh Pilot-pressure-controlled flow valve and fluid system containing same
TR202013273A2 (tr) * 2020-08-21 2021-03-22 Ottonom Muehendislik Coezuemleri Tasarim Otomasyon Danismanlik A S Soğutma i̇şlemi̇ kontrol yöntemi̇
CN113867436B (zh) * 2021-09-17 2022-07-01 深圳市海一电器有限公司 智能烹饪方法及系统
CN116203342B (zh) * 2023-04-27 2023-07-07 成都中航华测科技有限公司 一种基于高低温实验箱的器件测试过程的温度控制方法

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US3698204A (en) * 1971-06-16 1972-10-17 Gen Motors Corp Electronic controller for automotive air conditioning system
US3914952A (en) * 1972-06-26 1975-10-28 Sparlan Valve Company Valve control means and refrigeration systems therefor
FR2496921A1 (fr) * 1980-12-22 1982-06-25 Motorola Automobile Procede et dispositif d'asservissement
US4556528A (en) * 1983-06-16 1985-12-03 The Garrett Corporation Mold and method for casting of fragile and complex shapes
US4663725A (en) * 1985-02-15 1987-05-05 Thermo King Corporation Microprocessor based control system and method providing better performance and better operation of a shipping container refrigeration system
US4784213A (en) * 1986-04-08 1988-11-15 Temptronic Corporation Mixing valve air source
US4789025A (en) * 1987-11-25 1988-12-06 Carrier Corporation Control apparatus for refrigerated cargo container
US4928750A (en) * 1988-10-14 1990-05-29 American Standard Inc. VaV valve with PWM hot water coil

Also Published As

Publication number Publication date
US5226472A (en) 1993-07-13
CA2063904C (fr) 1994-08-02

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