DE2858353C2 - - Google Patents

Info

Publication number
DE2858353C2
DE2858353C2 DE19782858353 DE2858353A DE2858353C2 DE 2858353 C2 DE2858353 C2 DE 2858353C2 DE 19782858353 DE19782858353 DE 19782858353 DE 2858353 A DE2858353 A DE 2858353A DE 2858353 C2 DE2858353 C2 DE 2858353C2
Authority
DE
Germany
Prior art keywords
hot wire
temperature
resistor
mass
dependent
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
DE19782858353
Other languages
German (de)
English (en)
Inventor
Udo Ing.(Grad.) 7073 Lorch De Hafner
Werner Ing.(Grad.) 7143 Vaihingen De Kammerer
Heinrich Dipl.-Phys. Dr. 7250 Leonberg De Knapp
Peter 7000 Stuttgart De Romann
Rudolf Dipl.-Ing. Dr. 7141 Benningen De Sauer
Thomas Kings Grant Summerville Us Wilfert
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DE19782858353 priority Critical patent/DE2858353C2/de
Priority claimed from DE19782845662 external-priority patent/DE2845662A1/de
Application granted granted Critical
Publication of DE2858353C2 publication Critical patent/DE2858353C2/de
Expired legal-status Critical Current

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
    • G01F1/6842—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow with means for influencing the 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
    • 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
    • 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
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • G01F1/698—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
DE19782858353 1978-10-20 1978-10-20 Expired DE2858353C2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19782858353 DE2858353C2 (fr) 1978-10-20 1978-10-20

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19782858353 DE2858353C2 (fr) 1978-10-20 1978-10-20
DE19782845662 DE2845662A1 (de) 1978-10-20 1978-10-20 Vorrichtung zur messung der masse eines stroemenden mediums

Publications (1)

Publication Number Publication Date
DE2858353C2 true DE2858353C2 (fr) 1987-05-21

Family

ID=25776156

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782858353 Expired DE2858353C2 (fr) 1978-10-20 1978-10-20

Country Status (1)

Country Link
DE (1) DE2858353C2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3109608A1 (de) * 1981-03-13 1982-09-23 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur messung der masse eines stroemenden mediums

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2151774A1 (de) * 1971-10-18 1973-04-26 Bosch Gmbh Robert Kraftstoffeinspritzanlage fuer eine brennkraftmaschine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2151774A1 (de) * 1971-10-18 1973-04-26 Bosch Gmbh Robert Kraftstoffeinspritzanlage fuer eine brennkraftmaschine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3109608A1 (de) * 1981-03-13 1982-09-23 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur messung der masse eines stroemenden mediums

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Free format text: HAFNER, UDO, ING. (GRAD.), 7073 LORCH, DE KAMMERER, WERNER, ING. (GRAD.), 7143 VAIHINGEN, DE KNAPP,HEINRICH, DIPL.-PHYS. DR., 7250 LEONBERG, DE ROMANN, PETER, 7000 STUTTGART, DE SAUER, RUDOLF, DIPL.-ING. DR., 7141 BENNINGEN, DE WILFERT, THOMAS, KINGS GRANT, SUMMERVILLE, US

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