DE2911631C2 - - Google Patents

Info

Publication number
DE2911631C2
DE2911631C2 DE19792911631 DE2911631A DE2911631C2 DE 2911631 C2 DE2911631 C2 DE 2911631C2 DE 19792911631 DE19792911631 DE 19792911631 DE 2911631 A DE2911631 A DE 2911631A DE 2911631 C2 DE2911631 C2 DE 2911631C2
Authority
DE
Germany
Prior art keywords
tubular body
temperature
mass
bridge circuit
control device
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
DE19792911631
Other languages
German (de)
English (en)
Other versions
DE2911631A1 (de
Inventor
Udo Hafner
Peter Romann
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 DE19792911631 priority Critical patent/DE2911631A1/de
Priority to FR7920807A priority patent/FR2439388A1/fr
Priority to US06/083,696 priority patent/US4304128A/en
Priority to GB7903620A priority patent/GB2035573B/en
Publication of DE2911631A1 publication Critical patent/DE2911631A1/de
Application granted granted Critical
Publication of DE2911631C2 publication Critical patent/DE2911631C2/de
Granted 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
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • G01F1/698—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
DE19792911631 1978-10-20 1979-03-24 Vorrichtung zur messung der masse eines stroemenden mediums Granted DE2911631A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19792911631 DE2911631A1 (de) 1979-03-24 1979-03-24 Vorrichtung zur messung der masse eines stroemenden mediums
FR7920807A FR2439388A1 (fr) 1978-10-20 1979-08-16 Installation pour mesurer la masse d'un fluide en ecoulement
US06/083,696 US4304128A (en) 1978-10-20 1979-10-11 Apparatus for measuring the mass of a flowing medium
GB7903620A GB2035573B (en) 1978-10-20 1979-10-18 Measuring flow rate of fluids

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792911631 DE2911631A1 (de) 1979-03-24 1979-03-24 Vorrichtung zur messung der masse eines stroemenden mediums

Publications (2)

Publication Number Publication Date
DE2911631A1 DE2911631A1 (de) 1980-10-02
DE2911631C2 true DE2911631C2 (OSRAM) 1988-02-25

Family

ID=6066318

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792911631 Granted DE2911631A1 (de) 1978-10-20 1979-03-24 Vorrichtung zur messung der masse eines stroemenden mediums

Country Status (1)

Country Link
DE (1) DE2911631A1 (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0522386B1 (de) * 1991-07-05 1995-03-01 Pierburg Gmbh Luftmassenstrommesser
FR2767357A1 (fr) 1997-08-16 1999-02-19 Bosch Gmbh Robert Module de filtre a air d'aspiration d'un moteur a combustion interne

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19808248A1 (de) 1998-02-27 1999-09-02 Pierburg Ag Meßvorrichtung zur Messung der Masse eines strömenden Mediums

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2750050C2 (de) * 1977-11-09 1983-12-08 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur Luftmengenmessung
DE2845662C2 (de) * 1978-10-20 1987-03-19 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur Messung der Masse eines strömenden Mediums
DE2845661A1 (de) * 1978-10-20 1980-05-08 Bosch Gmbh Robert Vorrichtung zur messung der masse eines stroemenden mediums

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0522386B1 (de) * 1991-07-05 1995-03-01 Pierburg Gmbh Luftmassenstrommesser
FR2767357A1 (fr) 1997-08-16 1999-02-19 Bosch Gmbh Robert Module de filtre a air d'aspiration d'un moteur a combustion interne

Also Published As

Publication number Publication date
DE2911631A1 (de) 1980-10-02

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