DE2918613C2 - - Google Patents

Info

Publication number
DE2918613C2
DE2918613C2 DE19792918613 DE2918613A DE2918613C2 DE 2918613 C2 DE2918613 C2 DE 2918613C2 DE 19792918613 DE19792918613 DE 19792918613 DE 2918613 A DE2918613 A DE 2918613A DE 2918613 C2 DE2918613 C2 DE 2918613C2
Authority
DE
Germany
Prior art keywords
temperature
hot wire
mass
resistor
measuring
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
DE19792918613
Other languages
German (de)
English (en)
Other versions
DE2918613A1 (de
Inventor
Peter Ing.(Grad.) 7000 Stuttgart De Romann
Udo Ing.(Grad.) 7073 Lorch De Hafner
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 DE19792918613 priority Critical patent/DE2918613A1/de
Priority to JP5954180A priority patent/JPS55152424A/ja
Publication of DE2918613A1 publication Critical patent/DE2918613A1/de
Application granted granted Critical
Publication of DE2918613C2 publication Critical patent/DE2918613C2/de
Priority to JP6630889U priority patent/JPH0255124U/ja
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
    • G01F1/6983—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters adapted for burning-off deposits
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
DE19792918613 1979-05-09 1979-05-09 Vorrichtung zur messung der masse eines stroemenden mediums Granted DE2918613A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19792918613 DE2918613A1 (de) 1979-05-09 1979-05-09 Vorrichtung zur messung der masse eines stroemenden mediums
JP5954180A JPS55152424A (en) 1979-05-09 1980-05-07 Apparatus for measuring medium flow
JP6630889U JPH0255124U (fr) 1979-05-09 1989-06-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792918613 DE2918613A1 (de) 1979-05-09 1979-05-09 Vorrichtung zur messung der masse eines stroemenden mediums

Publications (2)

Publication Number Publication Date
DE2918613A1 DE2918613A1 (de) 1980-11-27
DE2918613C2 true DE2918613C2 (fr) 1988-10-20

Family

ID=6070271

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792918613 Granted DE2918613A1 (de) 1979-05-09 1979-05-09 Vorrichtung zur messung der masse eines stroemenden mediums

Country Status (2)

Country Link
JP (2) JPS55152424A (fr)
DE (1) DE2918613A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3003671A1 (de) * 1980-02-01 1981-08-06 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur messung der masse eines stroemenden mediums
JPH0682057B2 (ja) * 1987-07-13 1994-10-19 日本碍子株式会社 検出素子

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1156660A (en) * 1914-04-22 1915-10-12 Gen Electric Method and apparatus for measuring the flow of fluids.
DE2151774C3 (de) * 1971-10-18 1980-04-03 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage für eine Brennkraftmaschine
DE2809455A1 (de) * 1978-03-04 1979-09-06 Bosch Gmbh Robert Einrichtung zur luftmengenmessung
DE2845662A1 (de) * 1978-10-20 1980-05-08 Bosch Gmbh Robert Vorrichtung zur messung der masse eines stroemenden mediums

Also Published As

Publication number Publication date
DE2918613A1 (de) 1980-11-27
JPH0255124U (fr) 1990-04-20
JPS55152424A (en) 1980-11-27

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: G01F 1/68

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee