IT1049946B - Circuito per la sorveglianza di temperatura di semiconduttori - Google Patents

Circuito per la sorveglianza di temperatura di semiconduttori

Info

Publication number
IT1049946B
IT1049946B IT29785/75A IT2978575A IT1049946B IT 1049946 B IT1049946 B IT 1049946B IT 29785/75 A IT29785/75 A IT 29785/75A IT 2978575 A IT2978575 A IT 2978575A IT 1049946 B IT1049946 B IT 1049946B
Authority
IT
Italy
Prior art keywords
semiconductors
circuit
temperature surveillance
surveillance
temperature
Prior art date
Application number
IT29785/75A
Other languages
English (en)
Original Assignee
Gen Electric Canada
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 Gen Electric Canada filed Critical Gen Electric Canada
Application granted granted Critical
Publication of IT1049946B publication Critical patent/IT1049946B/it

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators
    • G06G7/62—Analogue computers for specific processes, systems or devices, e.g. simulators for electric systems or apparatus
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/01—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using semiconducting elements having PN junctions
    • 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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
    • G05F1/565—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor
    • G05F1/569—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor for protection
    • G05F1/573—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor for protection with overcurrent detector
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/26—Arbitrary function generators
    • G06G7/28—Arbitrary function generators for synthesising functions by piecewise approximation
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H6/00—Emergency protective circuit arrangements responsive to undesired changes from normal non-electric working conditions using simulators of the apparatus being protected, e.g. using thermal images

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Automation & Control Theory (AREA)
  • Software Systems (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Testing Of Individual Semiconductor Devices (AREA)
  • Power Conversion In General (AREA)
  • Testing Or Measuring Of Semiconductors Or The Like (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Semiconductor Integrated Circuits (AREA)
IT29785/75A 1974-12-02 1975-11-28 Circuito per la sorveglianza di temperatura di semiconduttori IT1049946B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA215,024A CA1010574A (en) 1974-12-02 1974-12-02 Temperature monitoring of semiconductors

Publications (1)

Publication Number Publication Date
IT1049946B true IT1049946B (it) 1981-02-10

Family

ID=4101757

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29785/75A IT1049946B (it) 1974-12-02 1975-11-28 Circuito per la sorveglianza di temperatura di semiconduttori

Country Status (7)

Country Link
US (1) US4052744A (it)
JP (1) JPS5177175A (it)
CA (1) CA1010574A (it)
DE (1) DE2553210A1 (it)
FR (1) FR2293746A1 (it)
GB (1) GB1534862A (it)
IT (1) IT1049946B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4117527A (en) * 1977-03-25 1978-09-26 General Electric Company Solid state valve thermal protection for hvdc power converters
US4251764A (en) * 1979-04-26 1981-02-17 Pertron Controls Corporation Interface circuit for interconnecting an electronic controller to a resistance welding machine
US4330809A (en) * 1979-12-31 1982-05-18 Crown International, Inc. Thermal protection circuit for the die of a transistor
FR2581807B1 (fr) * 1985-05-13 1988-06-03 Crouzet Sa Dispositif de protection thermique
EP0451324B1 (de) * 1989-09-25 1994-06-01 Asea Brown Boveri Ag Halbleiterschalter
US5249141A (en) * 1990-10-24 1993-09-28 Astec America, Inc. Method and apparatus for maintaining an active device below a maximum safe operating temperature
JP3229080B2 (ja) * 1992-09-16 2001-11-12 アイシン精機株式会社 スライディングルーフ装置
DE4308769A1 (de) * 1993-03-19 1994-09-22 Bosch Gmbh Robert Diodenüberwachung
DE4324982A1 (de) * 1993-07-26 1995-02-02 Abb Management Ag Verfahren und Schaltungsanordnung zur Messung der Sperrschichttemperatur eines GTO-Thyristors
GB2337121B (en) * 1998-05-09 2002-07-31 Motorola Ltd Temperature estimation arrangement and method
GB2337823A (en) * 1998-05-26 1999-12-01 Motorola Ltd Temperature estimation method
US6667869B2 (en) * 2000-02-24 2003-12-23 Acuity Imaging, Llc Power control system and method for illumination array
US6349023B1 (en) * 2000-02-24 2002-02-19 Robotic Vision Systems, Inc. Power control system for illumination array
US6631066B1 (en) * 2000-05-05 2003-10-07 National Semiconductor Corporation Apparatus and method for initiating crowbar protection in a shunt regulator
US6870357B1 (en) 2002-11-21 2005-03-22 National Semiconductor Corporation Method and apparatus for determining the temperature of a junction using voltage responses of the junction and a correction factor
US6888469B2 (en) * 2003-01-02 2005-05-03 Copley Controls Corporation Method and apparatus for estimating semiconductor junction temperature
KR100560652B1 (ko) * 2003-01-14 2006-03-16 삼성전자주식회사 전원 전압과 온도 변화에 둔감한 온도 검출 회로
US7447607B2 (en) * 2004-08-31 2008-11-04 Watow Electric Manufacturing System and method of compensation for device mounting and thermal transfer error
EP3855145B1 (en) * 2020-01-21 2023-06-14 Mitsubishi Electric R & D Centre Europe B.V. Device for sensing an over-temperature of a power semiconductor device
CN114442694B (zh) * 2021-12-31 2023-03-21 重庆长安新能源汽车科技有限公司 一种自校准的碳化硅电机控制器结温估算方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3319127A (en) * 1964-10-12 1967-05-09 Ite Circuit Breaker Ltd Static overcurrent relay
US3327171A (en) * 1965-05-24 1967-06-20 Ite Circuit Breaker Ltd Static overcurrent relay with variable time-current characteristics
US3436559A (en) * 1965-10-23 1969-04-01 Bailey Meter Co Static function generator
US3550020A (en) * 1967-10-17 1970-12-22 Westinghouse Electric Corp Function generator
US3531689A (en) * 1968-06-10 1970-09-29 Forney Eng Co Solid state overcurrent relay
US3622770A (en) * 1968-08-21 1971-11-23 Hughes Aircraft Co Straight line segment function generator
DE1937786A1 (de) * 1969-07-25 1971-02-04 Bbc Brown Boveri & Cie Temperaturueberwachungseinrichtung fuer Halbleiterelemente
US3622849A (en) * 1970-06-23 1971-11-23 Gen Electric Thyristor junction temperature monitor
US3736515A (en) * 1971-02-11 1973-05-29 Westinghouse Electric Corp Non-linear function generator
US3757234A (en) * 1971-12-27 1973-09-04 Itt Function generator
CH534444A (de) * 1972-05-23 1973-02-28 Sprecher & Schuh Ag Elektronisches Motorschutzrelais mit stromabhängiger Auslösung
CA983094A (en) * 1973-01-12 1976-02-03 Canadian General Electric Company Limited Overtemperature/overload protective system for dynamoelectric machines
US3849706A (en) * 1973-10-04 1974-11-19 Westinghouse Electric Corp Logarithmic computing circuit

Also Published As

Publication number Publication date
FR2293746B1 (it) 1982-08-13
DE2553210C2 (it) 1988-07-21
FR2293746A1 (fr) 1976-07-02
GB1534862A (en) 1978-12-06
DE2553210A1 (de) 1976-08-12
CA1010574A (en) 1977-05-17
JPS5177175A (it) 1976-07-03
US4052744A (en) 1977-10-04

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