AT338015B - Temperaturfuhler zur verwendung bei einer vorrichtung zum messen und/oder uberwachen von temperaturen, niveauhohen und/oder stromungszustanden elektrisch leitfahiger flussigkeiten hoher spezifischer warme - Google Patents

Temperaturfuhler zur verwendung bei einer vorrichtung zum messen und/oder uberwachen von temperaturen, niveauhohen und/oder stromungszustanden elektrisch leitfahiger flussigkeiten hoher spezifischer warme

Info

Publication number
AT338015B
AT338015B AT364075A AT364075A AT338015B AT 338015 B AT338015 B AT 338015B AT 364075 A AT364075 A AT 364075A AT 364075 A AT364075 A AT 364075A AT 338015 B AT338015 B AT 338015B
Authority
AT
Austria
Prior art keywords
levels
measuring
conditions
electrically conductive
high specific
Prior art date
Application number
AT364075A
Other languages
English (en)
Other versions
ATA364075A (de
Inventor
Wolfgang Dipl Ing Bruckner
Winfried Dipl Phys Grube
Original Assignee
Siemens Bauelemente Ohg
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 Siemens Bauelemente Ohg filed Critical Siemens Bauelemente Ohg
Publication of ATA364075A publication Critical patent/ATA364075A/de
Application granted granted Critical
Publication of AT338015B publication Critical patent/AT338015B/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/68—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
    • G01F1/684—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow
    • G01F1/688—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow using a particular type of heating, cooling or sensing element
    • G01F1/69—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow using a particular type of heating, cooling or sensing element of resistive type
    • G01F1/692—Thin-film arrangements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/68—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
    • G01F1/684—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/68—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
    • G01F1/684—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow
    • G01F1/6847—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow where sensing or heating elements are not disturbing the fluid flow, e.g. elements mounted outside the flow duct
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
    • G01F23/246—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid thermal devices
    • G01F23/247—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid thermal devices for discrete levels
    • 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
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
    • G01K7/223—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor characterised by the shape of the resistive element
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/10—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring thermal variables
    • G01P5/12—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring thermal variables using variation of resistance of a heated conductor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Thermal Sciences (AREA)
  • Nonlinear Science (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Thermistors And Varistors (AREA)
AT364075A 1974-06-20 1975-05-13 Temperaturfuhler zur verwendung bei einer vorrichtung zum messen und/oder uberwachen von temperaturen, niveauhohen und/oder stromungszustanden elektrisch leitfahiger flussigkeiten hoher spezifischer warme AT338015B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742429482 DE2429482C3 (de) 1974-06-20 1974-06-20 Vorrichtung zum Messen und/oder Überwachen von Temperaturen, Niveauhöhen und/ oder Strömungszuständen elektrisch leitfähiger Flüssigkeiten hoher spezifischer Wärme

Publications (2)

Publication Number Publication Date
ATA364075A ATA364075A (de) 1976-11-15
AT338015B true AT338015B (de) 1977-07-25

Family

ID=5918440

Family Applications (1)

Application Number Title Priority Date Filing Date
AT364075A AT338015B (de) 1974-06-20 1975-05-13 Temperaturfuhler zur verwendung bei einer vorrichtung zum messen und/oder uberwachen von temperaturen, niveauhohen und/oder stromungszustanden elektrisch leitfahiger flussigkeiten hoher spezifischer warme

Country Status (2)

Country Link
AT (1) AT338015B (de)
DE (1) DE2429482C3 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3232333C2 (de) * 1982-08-31 1984-06-07 Siemens AG, 1000 Berlin und 8000 München Niveaufühler für Flüssigkeiten, insbesondere zur Bestimmung des Füllstandes der Bremsflüssigkeit oder des Tankinhaltes in Kraftfahrzeugen
FR2559797B1 (fr) * 1984-02-17 1986-12-05 Esswein Sa Dispositif de commande du niveau d'eau et de la temperature de cette derniere dans un lave-linge
JPS6258721U (de) * 1985-10-02 1987-04-11
DE4003638A1 (de) * 1989-02-10 1990-08-23 Hiss Eckart Messfuehler
DE4116355C2 (de) * 1991-05-18 2000-05-18 Wilo Gmbh Meßfühler
DE102019111609A1 (de) * 2019-05-06 2020-11-12 Miele & Cie. Kg Temperaturmesssonde sowie Verfahren zu deren Herstellung

Also Published As

Publication number Publication date
DE2429482B2 (de) 1978-05-03
DE2429482C3 (de) 1979-01-18
ATA364075A (de) 1976-11-15
DE2429482A1 (de) 1976-01-02

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELV Ceased due to renunciation