IT7848196A0 - Apparato per derivare un segnale di controllo di controreazione in un sistema termico - Google Patents

Apparato per derivare un segnale di controllo di controreazione in un sistema termico

Info

Publication number
IT7848196A0
IT7848196A0 IT7848196A IT4819678A IT7848196A0 IT 7848196 A0 IT7848196 A0 IT 7848196A0 IT 7848196 A IT7848196 A IT 7848196A IT 4819678 A IT4819678 A IT 4819678A IT 7848196 A0 IT7848196 A0 IT 7848196A0
Authority
IT
Italy
Prior art keywords
deriving
control signal
feedback control
thermal system
thermal
Prior art date
Application number
IT7848196A
Other languages
English (en)
Other versions
IT1101804B (it
Original Assignee
Perkin Elmer 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 Perkin Elmer Corp filed Critical Perkin Elmer Corp
Publication of IT7848196A0 publication Critical patent/IT7848196A0/it
Application granted granted Critical
Publication of IT1101804B publication Critical patent/IT1101804B/it

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
    • G05D23/2401—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 using a heating element as a sensing element

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Control Of Resistance Heating (AREA)
  • Control Of Temperature (AREA)
IT48196/78A 1977-02-25 1978-02-27 Apparato per derivare un segnale di controllo di controreazione in un sistema termico IT1101804B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/772,162 US4162379A (en) 1977-02-25 1977-02-25 Apparatus for deriving a feedback control signal in a thermal system

Publications (2)

Publication Number Publication Date
IT7848196A0 true IT7848196A0 (it) 1978-02-27
IT1101804B IT1101804B (it) 1985-10-07

Family

ID=25094135

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48196/78A IT1101804B (it) 1977-02-25 1978-02-27 Apparato per derivare un segnale di controllo di controreazione in un sistema termico

Country Status (8)

Country Link
US (1) US4162379A (it)
JP (1) JPS53109086A (it)
AU (1) AU512760B2 (it)
CA (1) CA1112737A (it)
DE (1) DE2807622A1 (it)
GB (1) GB1573478A (it)
IN (1) IN149553B (it)
IT (1) IT1101804B (it)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58831B2 (ja) * 1978-09-27 1983-01-08 東洋製罐株式会社 高周波誘導加熱回路
DE2912196C2 (de) * 1979-03-28 1981-10-08 Lueder, Holger, Dr. phil., 8990 Lindau Einrichtung zur homogenen Strahlungsklimatisierung eines allseits umschlossenen Raumes, insbesondere Tepidariums
US4267434A (en) * 1979-06-14 1981-05-12 Honeywell Inc. Method of and apparatus for heat processing photosensitive material
JPS56121870A (en) * 1980-03-03 1981-09-24 Diesel Kiki Co Ltd Preheating controller for diesel engine
GB2073455A (en) * 1980-04-03 1981-10-14 Appliance Control Syst Pty Electrical power control systems
US4432211A (en) * 1980-11-17 1984-02-21 Hitachi, Ltd. Defrosting apparatus
JPS57204439A (en) * 1981-06-12 1982-12-15 Hitachi Ltd Electric power supplying device
EP0067621A3 (en) * 1981-06-16 1984-08-01 Brintons Limited Jointing fabrics
US4421976A (en) * 1981-08-26 1983-12-20 General Signal Corporation System for monitoring heater elements of electric furnaces
DE3138900A1 (de) * 1981-09-30 1983-04-14 Siemens AG, 1000 Berlin und 8000 München Direktgeheizte kathode mit heizungsregelung in elektronenstrahlgeraeten und verfahren zu ihrem betrieb
JPS58197523A (ja) * 1982-05-13 1983-11-17 Toyota Central Res & Dev Lab Inc 温度調節装置
US4421993A (en) * 1982-05-28 1983-12-20 General Electric Company Load resistance control circuitry
US4603245A (en) * 1982-08-23 1986-07-29 Canon Kabushiki Kaisha Temperature control apparatus
CA1187562A (en) * 1982-08-31 1985-05-21 Edward Shmakov Welding method and apparatus
US4514619A (en) * 1982-09-30 1985-04-30 The B. F. Goodrich Company Indirect current monitoring via voltage and impedance monitoring
US4511791A (en) * 1983-04-25 1985-04-16 Owens-Corning Fiberglas Corporation Electronic balance meter
DE3333724C2 (de) * 1983-09-17 1986-12-04 Bodenseewerk Perkin-Elmer & Co GmbH, 7770 Überlingen Schaltungsanordnung zur Steuerung der Heizung eines Ofens bei der flammenlosen Atomabsorptionsspektroskopie
US4657572A (en) * 1986-03-14 1987-04-14 Owens-Corning Fiberglas Corporation Bushing balance controller and method for using same
US4720623A (en) * 1986-05-01 1988-01-19 E. I. Du Pont De Nemours And Company Power control device for a resistance heater in an oven
DE3809540A1 (de) * 1988-03-22 1989-10-05 Heraeus Wittmann Gmbh Verfahren zur temperaturregelung von widerstandsheizleitern
US4839613A (en) * 1988-05-31 1989-06-13 Austron, Inc. Temperature compensation for a disciplined frequency standard
US5300758A (en) * 1990-03-12 1994-04-05 Thermedics Inc. Vapor detection with high speed gas chromatography
US5071459A (en) * 1990-05-30 1991-12-10 Ppg Industries, Inc. Bushing balance controller for multiple segment bushings
US5051121A (en) * 1990-05-30 1991-09-24 Ppg Industries, Inc. Segmented bushing temperature controller and method for using same
JP3332407B2 (ja) * 1992-02-28 2002-10-07 キヤノン株式会社 画像形成装置
US5464965A (en) * 1993-04-20 1995-11-07 Honeywell Inc. Apparatus for controlling temperature of an element having a temperature variable resistance
US5951276A (en) * 1997-05-30 1999-09-14 Jaeschke; James R. Electrically enhanced hot surface igniter
US6043465A (en) * 1998-06-12 2000-03-28 Thermal Technology, Inc. Temperature measurement device for furnace heating elements, furnace utilizing said device and method of using the same
US6252209B1 (en) 1999-01-21 2001-06-26 Andigilog, Inc. Adaptive temperature control circuit with PWM output
US6728602B2 (en) 2002-03-15 2004-04-27 Delphi Technologies, Inc. Control system for an electric heater

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1210432A (en) * 1968-02-20 1970-10-28 Quicfit & Quartz Ltd Improvements in and relating to electronic circuits for temperature control
US3752956A (en) * 1972-05-03 1973-08-14 Du Pont Electrical resistance heating control circuit
US3789190A (en) * 1972-10-17 1974-01-29 A J Matlen Temperature regulation for electrical heater
US3896287A (en) * 1973-07-11 1975-07-22 Air Prod & Chem Direct current arc power supply
SU493778A1 (ru) * 1974-01-31 1975-11-28 Всероссийский научно-исследовательский и проектно-технологический институт механизации животноводства Регул тор мощности теплоаккумул ционной установки
US3965396A (en) * 1974-03-13 1976-06-22 Robertshaw Controls Company Condition responsive control circuit
US3924102A (en) * 1974-05-22 1975-12-02 Nicolaas W Hanekom Apparatus for controlling temperature
DE2447669A1 (de) * 1974-10-05 1976-04-15 Kernforschung Gmbh Ges Fuer Verfahren und schaltungsanordnung zur temperaturregelung

Also Published As

Publication number Publication date
CA1112737A (en) 1981-11-17
DE2807622A1 (de) 1978-08-31
AU3365378A (en) 1979-09-06
IT1101804B (it) 1985-10-07
GB1573478A (en) 1980-08-28
US4162379A (en) 1979-07-24
AU512760B2 (en) 1980-10-23
JPS53109086A (en) 1978-09-22
IN149553B (it) 1982-01-23

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