SG77625A1 - Electronic thermostat control unit and its use in multipoint temperature controller for refrigeration and heating systems - Google Patents

Electronic thermostat control unit and its use in multipoint temperature controller for refrigeration and heating systems

Info

Publication number
SG77625A1
SG77625A1 SG1998000332A SG1998000332A SG77625A1 SG 77625 A1 SG77625 A1 SG 77625A1 SG 1998000332 A SG1998000332 A SG 1998000332A SG 1998000332 A SG1998000332 A SG 1998000332A SG 77625 A1 SG77625 A1 SG 77625A1
Authority
SG
Singapore
Prior art keywords
digital
circuit
refrigeration
electronic
control unit
Prior art date
Application number
SG1998000332A
Other languages
English (en)
Inventor
Ravi Bhatnagar
Original Assignee
Vasu Tech Ltd
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
Priority claimed from IN615BO1997 external-priority patent/IN187280B/en
Priority claimed from IN616BO1997 external-priority patent/IN187286B/en
Application filed by Vasu Tech Ltd filed Critical Vasu Tech Ltd
Publication of SG77625A1 publication Critical patent/SG77625A1/en

Links

Classifications

    • 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
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
    • 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
    • G05D23/1902—Control of temperature characterised by the use of electric means characterised by the use of a variable reference value
    • 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
    • G05D23/1927—Control of temperature characterised by the use of electric means using a plurality of sensors
    • G05D23/193—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces
    • G05D23/1932—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces to control the temperature of a plurality of spaces
    • G05D23/1934—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces to control the temperature of a plurality of spaces each space being provided with one sensor acting on one or more control means
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Remote Sensing (AREA)
  • Control Of Temperature (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Defrosting Systems (AREA)
  • Cameras Adapted For Combination With Other Photographic Or Optical Apparatuses (AREA)
  • Cameras In General (AREA)
SG1998000332A 1997-10-16 1998-02-16 Electronic thermostat control unit and its use in multipoint temperature controller for refrigeration and heating systems SG77625A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
IN615BO1997 IN187280B (ru) 1997-10-16 1997-10-16
IN616BO1997 IN187286B (ru) 1997-10-16 1997-10-16
EP97310174A EP0924588A1 (en) 1997-10-16 1997-12-16 Electronic thermostat control unit and its use in multipoint temperature controller for refrigeration and heating systems
EP98303413A EP0927919B1 (en) 1997-10-16 1998-04-30 Electronic thermostat control unit and its use in multipoint temperature controller for refrigeration and heating systems

Publications (1)

Publication Number Publication Date
SG77625A1 true SG77625A1 (en) 2001-01-16

Family

ID=27443570

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1998000332A SG77625A1 (en) 1997-10-16 1998-02-16 Electronic thermostat control unit and its use in multipoint temperature controller for refrigeration and heating systems

Country Status (16)

Country Link
US (1) US6006996A (ru)
EP (2) EP0924588A1 (ru)
JP (1) JP2975958B2 (ru)
AT (1) ATE194429T1 (ru)
AU (1) AU708566B2 (ru)
BR (1) BR9803927A (ru)
CA (1) CA2229419C (ru)
DE (1) DE69800200T2 (ru)
DK (1) DK0927919T3 (ru)
ES (1) ES2150304T3 (ru)
HK (1) HK1021034A1 (ru)
MX (1) MXPA98008534A (ru)
PL (1) PL187520B1 (ru)
RU (1) RU2156495C2 (ru)
SG (1) SG77625A1 (ru)
TW (1) TW432263B (ru)

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JP2003501772A (ja) * 1999-07-16 2003-01-14 バース・テック・リミテッド デジタル電子制御装置
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US6764020B1 (en) 2003-02-28 2004-07-20 Standard-Thomson Corporation Thermostat apparatus for use with temperature control system
US6742716B1 (en) 2003-02-28 2004-06-01 Standard-Thomson Corporation Thermostat
CN1296788C (zh) * 2003-03-16 2007-01-24 华为技术有限公司 温度控制系统
US7104462B2 (en) * 2004-01-09 2006-09-12 Goodrich Corporation Low noise solid-state thermostat with microprocessor controlled fault detection and reporting, and programmable set points
EP1708067A1 (de) * 2005-03-23 2006-10-04 Technotrans AG Verfahren zur Herstellung eines Temperaturmesssystems sowie danach hergestelltes Temperaturmesssystem
US7524107B1 (en) * 2006-09-29 2009-04-28 National Semiconductor Corporation Dual purpose output thermostat
US20080159352A1 (en) * 2006-12-27 2008-07-03 Dhananjay Adhikari Temperature calculation based on non-uniform leakage power
JP5286838B2 (ja) * 2008-03-10 2013-09-11 沖電気工業株式会社 センサ出力フィルタリング装置
US9003820B2 (en) 2010-04-20 2015-04-14 Prince Castle LLC Point-of-use holding cabinet
US8607587B2 (en) * 2010-05-19 2013-12-17 Prince Castle LLC Refrigerated point-of-use holding cabinet
US8799698B2 (en) * 2011-05-31 2014-08-05 Ericsson Modems Sa Control of digital voltage and frequency scaling operating points
US9046899B2 (en) 2011-11-01 2015-06-02 Goodrich Corporation Aircraft heating system
CN105308530B (zh) * 2013-05-17 2018-01-19 英特尔公司 使用动态电路基准的片上电源发生器
CN103455058B (zh) * 2013-08-28 2015-10-14 湖南科技学院 一种内循环恒温系统
RU2571728C1 (ru) * 2014-12-22 2015-12-20 АО "Научно-исследовательский институт электромеханики" (АО "НИИЭМ") Устройство управления нагревателями аппаратуры космического аппарата
CN104698941A (zh) * 2015-03-11 2015-06-10 南京大全自动化科技有限公司 基于fpga的嵌入式双核继电保护系统
US10501972B2 (en) * 2015-03-31 2019-12-10 Follett Corporation Refrigeration system and control system therefor
US10897147B2 (en) * 2015-11-16 2021-01-19 Molex, Llc Power charging module and temperature-based methods of using same
US9980322B1 (en) 2016-04-19 2018-05-22 Prince Castle LLC Multi-zone food holding bin
USD809326S1 (en) 2016-04-19 2018-02-06 Prince Castle LLC Food holding bin
US9976750B1 (en) 2016-04-20 2018-05-22 Prince Castle LLC Multi-zone food holding bin
JP2019047173A (ja) * 2017-08-30 2019-03-22 ルネサスエレクトロニクス株式会社 半導体装置、信号処理システム、及び信号処理方法
RU2681385C1 (ru) * 2017-12-20 2019-03-06 Юрий Николаевич Черкасов Устройство контроля температуры в пространственно рассредоточенных климатических камерах
JP2021529926A (ja) * 2018-06-29 2021-11-04 ユニバーシテイト ヘント 製品容量単位の凍結、乾燥および／またはフリーズドライ
CN111929573A (zh) * 2020-07-27 2020-11-13 中核核电运行管理有限公司 一种恒温环境的热继电器自动校验仪
RU208960U1 (ru) * 2021-06-22 2022-01-24 Федеральное государственное бюджетное образовательное учреждение высшего образования "Волгоградский государственный технический университет" (ВолгГТУ) Регулятор температуры
CN113359899B (zh) * 2021-06-26 2022-06-24 左点实业（湖北）有限公司 一种用于泡脚桶的温控方法及装置

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Also Published As

Publication number Publication date
DK0927919T3 (da) 2000-09-25
RU2156495C2 (ru) 2000-09-20
AU708566B2 (en) 1999-08-05
PL328682A1 (en) 1999-04-26
EP0927919B1 (en) 2000-07-05
AU8191098A (en) 1999-05-06
JP2975958B2 (ja) 1999-11-10
DE69800200D1 (de) 2000-08-10
CA2229419A1 (en) 1999-04-16
EP0927919A1 (en) 1999-07-07
ATE194429T1 (de) 2000-07-15
US6006996A (en) 1999-12-28
ES2150304T3 (es) 2000-11-16
CA2229419C (en) 2000-12-26
HK1021034A1 (en) 2000-05-26
TW432263B (en) 2001-05-01
DE69800200T2 (de) 2001-03-08
MXPA98008534A (es) 2004-08-24
PL187520B1 (pl) 2004-07-30
JPH11143552A (ja) 1999-05-28
BR9803927A (pt) 1999-11-23
EP0924588A1 (en) 1999-06-23

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