DE2911631A1 - Vorrichtung zur messung der masse eines stroemenden mediums - Google Patents
Vorrichtung zur messung der masse eines stroemenden mediumsInfo
- Publication number
- DE2911631A1 DE2911631A1 DE19792911631 DE2911631A DE2911631A1 DE 2911631 A1 DE2911631 A1 DE 2911631A1 DE 19792911631 DE19792911631 DE 19792911631 DE 2911631 A DE2911631 A DE 2911631A DE 2911631 A1 DE2911631 A1 DE 2911631A1
- Authority
- DE
- Germany
- Prior art keywords
- bridge circuit
- flow
- resistor
- dependent resistor
- flowmeter
- 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.)
- Granted
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
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 true DE2911631A1 (de) | 1980-10-02 |
DE2911631C2 DE2911631C2 (de) | 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 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6571623B1 (en) | 1998-02-27 | 2003-06-03 | Pierburg Gmbh | Measuring instrument with rectangular flow channel and sensors for measuring the mass of a flowing medium |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4122295A1 (de) * | 1991-07-05 | 1993-01-07 | Pierburg Gmbh | Luftmassenstrommesser |
DE19735664A1 (de) | 1997-08-16 | 1999-02-18 | Bosch Gmbh Robert | Filtermodul |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2750050A1 (de) * | 1977-11-09 | 1979-05-10 | 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 |
DE2845661A1 (de) * | 1978-10-20 | 1980-05-08 | Bosch Gmbh Robert | Vorrichtung zur messung der masse eines stroemenden mediums |
-
1979
- 1979-03-24 DE DE19792911631 patent/DE2911631A1/de active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2750050A1 (de) * | 1977-11-09 | 1979-05-10 | 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 |
DE2845661A1 (de) * | 1978-10-20 | 1980-05-08 | Bosch Gmbh Robert | Vorrichtung zur messung der masse eines stroemenden mediums |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6571623B1 (en) | 1998-02-27 | 2003-06-03 | Pierburg Gmbh | Measuring instrument with rectangular flow channel and sensors for measuring the mass of a flowing medium |
Also Published As
Publication number | Publication date |
---|---|
DE2911631C2 (de) | 1988-02-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
AF | Is addition to no. |
Ref country code: DE Ref document number: 2845661 Format of ref document f/p: P |
|
AF | Is addition to no. |
Ref country code: DE Ref document number: 2845661 Format of ref document f/p: P |
|
D2 | Grant after examination | ||
8363 | Opposition against the patent | ||
8368 | Opposition refused due to inadmissibility | ||
8340 | Patent of addition ceased/non-payment of fee of main patent |