CA1003531A - Temperature control system with multiple thermostats - Google Patents

Temperature control system with multiple thermostats

Info

Publication number
CA1003531A
CA1003531A CA173,180A CA173180A CA1003531A CA 1003531 A CA1003531 A CA 1003531A CA 173180 A CA173180 A CA 173180A CA 1003531 A CA1003531 A CA 1003531A
Authority
CA
Canada
Prior art keywords
control system
temperature control
multiple thermostats
thermostats
temperature
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.)
Expired
Application number
CA173,180A
Other versions
CA173180S (en
Inventor
Frank E. Wills
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.)
Borg Warner Corp
Original Assignee
Borg Warner 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 Borg Warner Corp filed Critical Borg Warner Corp
Application granted granted Critical
Publication of CA1003531A publication Critical patent/CA1003531A/en
Expired 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
    • 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
    • G05D23/1927—Control of temperature characterised by the use of electric means using a plurality of sensors
    • G05D23/1928—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperature of one space
    • 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
    • G05D23/1935—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 using sequential control
    • 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
    • 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
    • F25B2400/07—Details of compressors or related parts
    • F25B2400/075—Details of compressors or related parts with parallel compressors
    • 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
    • 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
    • F25B2600/2501—Bypass valves
CA173,180A 1972-07-12 1973-06-05 Temperature control system with multiple thermostats Expired CA1003531A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27108772A 1972-07-12 1972-07-12

Publications (1)

Publication Number Publication Date
CA1003531A true CA1003531A (en) 1977-01-11

Family

ID=23034139

Family Applications (1)

Application Number Title Priority Date Filing Date
CA173,180A Expired CA1003531A (en) 1972-07-12 1973-06-05 Temperature control system with multiple thermostats

Country Status (8)

Country Link
US (1) US3768545A (en)
JP (1) JPS5631493B2 (en)
AU (1) AU473506B2 (en)
CA (1) CA1003531A (en)
DE (1) DE2334508B2 (en)
FR (1) FR2192280B1 (en)
GB (1) GB1414417A (en)
IT (1) IT992618B (en)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3949807A (en) * 1974-08-30 1976-04-13 Robertshaw Controls Company Air conditioning system with integral energy conserving elements
FR2288971A1 (en) * 1974-10-25 1976-05-21 Radiotechnique Compelec TEMPERATURE SENSOR DEVICE PROVIDING A PLURALITY OF SETPOINT VOLTAGES FROM A SINGLE PROBE
ES439087A1 (en) * 1975-07-02 1977-03-01 Peter Wolfwenderoth Temperature regulator
CH613507A5 (en) * 1975-07-04 1979-09-28 Meulen Theo V D
US4138627A (en) * 1975-09-02 1979-02-06 Hughey And Phillips, Inc. Current-level-sensitive switching system
US4067203A (en) * 1976-09-07 1978-01-10 Emerson Electric Co. Control system for maximizing the efficiency of an evaporator coil
US4138607A (en) * 1977-06-24 1979-02-06 Pako Corporation Dual priority temperature control
US4236084A (en) * 1978-10-26 1980-11-25 Gingras Richard P Apparatus and method for in-line energization and de-energization of external loads in series with an external source of electricity in response to externally sensed parameters
US4323112A (en) * 1979-03-06 1982-04-06 Mark Controls Corporation No energy band temperature control
JPS5934012B2 (en) * 1979-04-26 1984-08-20 松下電器産業株式会社 time control device
US4353409A (en) * 1979-12-26 1982-10-12 The Trane Company Apparatus and method for controlling a variable air volume temperature conditioning system
US4333519A (en) * 1980-05-08 1982-06-08 Doron Shafrir Controller for air conditioning units, heating units and the like
AU8154082A (en) * 1981-03-17 1982-09-23 Sea Containers Ltd. Cargo refrigeration
US4429829A (en) 1981-11-20 1984-02-07 Mallinckrodt, Incorporated Interactive dual probe temperature control system
JPS58200973A (en) * 1982-05-20 1983-11-22 三菱重工業株式会社 Controller for temperature of refrigerator for heating and cooling
US4538672A (en) * 1982-07-02 1985-09-03 Conoco Inc. Tracking temperature controller apparatus
GB2136988B (en) * 1983-03-16 1987-05-13 Pixel Plus Limited Central heating boiler control unit
DE3326977A1 (en) * 1983-07-27 1985-02-07 Bruno 7441 Wolfschlugen Kümmerle Cooling set for electrical switch cabinets
GB2151815A (en) * 1983-12-19 1985-07-24 Bernard Joseph Jelley An electronic switching device fitted to boilers to save fuel
US4549403A (en) * 1984-04-06 1985-10-29 Carrier Corporation Method and control system for protecting an evaporator in a refrigeration system against freezeups
KR900002143B1 (en) * 1985-03-29 1990-04-02 미쯔비시 덴끼 가부시기가이샤 Duct type multizone air-conditioning system
US4694890A (en) * 1985-04-15 1987-09-22 Dianalog Systems, Inc. Analog computer variable duty modulator
EP0495464B1 (en) * 1991-01-15 1996-05-15 Thermo King Corporation Refrigeration temperature control system
JPH09210063A (en) * 1996-02-02 1997-08-12 Toshiba Mach Co Ltd Temperature control method and device for operating oil used for static pressure bearing
US6176306B1 (en) 1997-07-01 2001-01-23 Robert Gault Method and device for controlling operation of heat pump
IT1311289B1 (en) * 1999-12-28 2002-03-12 Miller Europe Spa THERMOSTAT, IN PARTICULAR FOR HOUSEHOLD APPLIANCES.
WO2012047938A2 (en) * 2010-10-04 2012-04-12 Global Solar Water And Power Systems, Inc. Multiplatform heating ventilation and air conditioning control system
US10808961B2 (en) 2013-08-30 2020-10-20 James Leych Lau Energy saving controller
US10119719B2 (en) * 2013-08-30 2018-11-06 James Leych Lau Energy saving controller
US20170102157A1 (en) * 2015-10-09 2017-04-13 General Electric Company Air conditioner units and methods for determining indoor room temperatures

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2689932A (en) * 1947-08-02 1954-09-21 Bailey Meter Co Balanceable network electric measuring system
US2602591A (en) * 1948-11-15 1952-07-08 Honeywell Regulator Co Condition control apparatus
US3144991A (en) * 1963-02-05 1964-08-18 Henry F Marchant Hot water heating system having a wide range temperature equalizer control
US3292689A (en) * 1964-07-07 1966-12-20 Kimurakoki Co Ltd Platefin-type heat exchanger and method of making same
US3500898A (en) * 1968-08-26 1970-03-17 Borg Warner Control system for multi-stage heating and cooling system
GB1293132A (en) * 1968-11-12 1972-10-18 Gulton Europ Ltd Improvements in or relating to temperature controllers
US3616846A (en) * 1969-11-17 1971-11-02 Borg Warner Control system for heating and/or cooling system

Also Published As

Publication number Publication date
DE2334508A1 (en) 1974-01-24
FR2192280B1 (en) 1976-04-30
GB1414417A (en) 1975-11-19
AU5623473A (en) 1974-12-05
DE2334508B2 (en) 1979-03-29
FR2192280A1 (en) 1974-02-08
AU473506B2 (en) 1976-06-24
US3768545A (en) 1973-10-30
JPS4952342A (en) 1974-05-21
IT992618B (en) 1975-09-30
JPS5631493B2 (en) 1981-07-22

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