DE1303127B - - Google Patents

Info

Publication number
DE1303127B
DE1303127B DES94209A DE1303127DA DE1303127B DE 1303127 B DE1303127 B DE 1303127B DE S94209 A DES94209 A DE S94209A DE 1303127D A DE1303127D A DE 1303127DA DE 1303127 B DE1303127 B DE 1303127B
Authority
DE
Germany
Prior art keywords
temperature
dependent
dummy element
oszillatqr
determineridem
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.)
Pending
Application number
DES94209A
Other languages
German (de)
Other versions
DE1303127U (en
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.)
Siemens AG
Original Assignee
Siemens AG
Publication date
Publication of DE1303127B publication Critical patent/DE1303127B/de
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G01K7/34—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using capacitative elements
    • G01K7/343—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using capacitative elements the dielectric constant of which is temperature dependant
    • 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
    • G05D23/2033—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature details of the sensing element
    • G05D23/2034—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature details of the sensing element the sensing element being a semiconductor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)

Description

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

Claims (1)

Patentanspruch:Claim: Schaltungsanordnung zur Messung von Temperaturen und/oder zur Temperaturregelung, bei der ein OszillatQr .Verwendung findet, in ,dessen frequenzbestimmeridem* Teir zur Erzielung einer von der Temperatur abhängigen Schwingfrequenzänderung ein temperaturabhängiges Blindelement geschaltet ist, dadurch gekennzeichnet, daß als temperaturabhängiges Blindelement eine Kapazitätsdiode Verwendung findet.Circuit arrangement for measuring temperatures and / or for temperature control, in which an OszillatQr .Use finds, in whose frequency determineridem * Teir a temperature-dependent dummy element is connected to achieve a temperature-dependent oscillation frequency change, characterized in that a capacitance diode is used as the temperature-dependent dummy element .
DES94209A Pending DE1303127B (en)

Publications (1)

Publication Number Publication Date
DE1303127B true DE1303127B (en) 1971-04-22

Family

ID=622006

Family Applications (1)

Application Number Title Priority Date Filing Date
DES94209A Pending DE1303127B (en)

Country Status (1)

Country Link
DE (1) DE1303127B (en)

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