GB2327503B - Device for measuring flow throughput of a flowing medium - Google Patents
Device for measuring flow throughput of a flowing mediumInfo
- Publication number
- GB2327503B GB2327503B GB9815386A GB9815386A GB2327503B GB 2327503 B GB2327503 B GB 2327503B GB 9815386 A GB9815386 A GB 9815386A GB 9815386 A GB9815386 A GB 9815386A GB 2327503 B GB2327503 B GB 2327503B
- Authority
- GB
- United Kingdom
- Prior art keywords
- flowing medium
- measuring flow
- flow throughput
- throughput
- 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 - Fee Related
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
- G01F1/699—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters by control of a separate heating or cooling element
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
- Measuring Phase Differences (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1997130580 DE19730580A1 (en) | 1997-07-17 | 1997-07-17 | Flow measuring device e.g. for mass of air inducted by IC engine |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9815386D0 GB9815386D0 (en) | 1998-09-16 |
GB2327503A GB2327503A (en) | 1999-01-27 |
GB2327503B true GB2327503B (en) | 1999-08-25 |
Family
ID=7835955
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9815386A Expired - Fee Related GB2327503B (en) | 1997-07-17 | 1998-07-15 | Device for measuring flow throughput of a flowing medium |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPH1194620A (en) |
DE (1) | DE19730580A1 (en) |
GB (1) | GB2327503B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3751538B2 (en) | 2001-04-11 | 2006-03-01 | 株式会社日立製作所 | Gas flow meter |
EP1411327A4 (en) | 2001-07-26 | 2006-09-06 | Hitachi Ltd | Thermal air flow rate measuring apparatus and its flowmeter and internal combustion engine and thermal air flow rate measuring method using it |
JP4223915B2 (en) | 2003-10-01 | 2009-02-12 | 株式会社日立製作所 | Thermal flow meter and control system |
US7613582B2 (en) | 2004-11-11 | 2009-11-03 | Hitachi, Ltd. | Thermal type flow rate measurement apparatus |
DE102014216867A1 (en) | 2014-08-25 | 2016-02-25 | Robert Bosch Gmbh | Apparatus and method for determining a mass flow of a fluid and method of manufacturing such apparatus |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2132775A (en) * | 1982-12-30 | 1984-07-11 | Bosch Gmbh Robert | Gas flow measuring devices using cooling effect on resistors |
WO1997018444A1 (en) * | 1995-11-11 | 1997-05-22 | Robert Bosch Gmbh | Device for finding the flow rate of a flowing medium |
US5681989A (en) * | 1994-11-18 | 1997-10-28 | Hitachi, Ltd. | Intake air amount measuring apparatus for internal combustion engines |
-
1997
- 1997-07-17 DE DE1997130580 patent/DE19730580A1/en not_active Ceased
-
1998
- 1998-07-14 JP JP19857298A patent/JPH1194620A/en active Pending
- 1998-07-15 GB GB9815386A patent/GB2327503B/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2132775A (en) * | 1982-12-30 | 1984-07-11 | Bosch Gmbh Robert | Gas flow measuring devices using cooling effect on resistors |
US5681989A (en) * | 1994-11-18 | 1997-10-28 | Hitachi, Ltd. | Intake air amount measuring apparatus for internal combustion engines |
WO1997018444A1 (en) * | 1995-11-11 | 1997-05-22 | Robert Bosch Gmbh | Device for finding the flow rate of a flowing medium |
Also Published As
Publication number | Publication date |
---|---|
JPH1194620A (en) | 1999-04-09 |
DE19730580A1 (en) | 1999-01-21 |
GB9815386D0 (en) | 1998-09-16 |
GB2327503A (en) | 1999-01-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2319343B (en) | Measuring device for measuring the mass of a flowing medium | |
HK1066054A1 (en) | Fluid flow apparatus | |
EG20705A (en) | Multiphase flow meter | |
AU4172799A (en) | Device for measuring the density of a flowing medium | |
GB9419510D0 (en) | Apparatus for analysing fluid flow | |
GB2317019B (en) | Fluid flow measurement device | |
EP0980507A4 (en) | Improved mass flowmeter and laminar flow elements for use therein | |
GB2314930B (en) | Mass flow measuring device | |
AU8012798A (en) | Magneto-inductive flowmeter for flow media | |
ZA95839B (en) | Fluid flow measurement | |
GB9711452D0 (en) | A device for detecting flow of a fluid | |
NO973664L (en) | Flow device for flowable media | |
GB2327503B (en) | Device for measuring flow throughput of a flowing medium | |
DE59505302D1 (en) | MAGNETIC-INDUCTIVE MEASURING DEVICE FOR FLOWING MEDIA | |
GB2285690B (en) | Flow measurement probe | |
DE59814265D1 (en) | Magnetic-inductive flowmeter for flowing media | |
FI961664A0 (en) | Apparatus for measuring fluid flow | |
GB2309787B (en) | Measuring means for measuring the throughput of a flowing medium | |
FI952363A0 (en) | Apparatus for measuring fluid flow | |
GB2343960B (en) | Device for measuring rate of flow of fluid | |
HU9801785D0 (en) | Flow meter | |
GB9804077D0 (en) | Fluid flow proportioning device | |
GB2291506B (en) | Apparatus for measuring the flow rate of a fluid | |
SI0909373T1 (en) | Method and device for measuring the rate of flow of a flowing fluid | |
GB9411151D0 (en) | Fluid flow rate measuring apparatus |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20100715 |