DE60137265D1 - Strömungsmesser mit widerstandsheizelement - Google Patents
Strömungsmesser mit widerstandsheizelementInfo
- Publication number
- DE60137265D1 DE60137265D1 DE60137265T DE60137265T DE60137265D1 DE 60137265 D1 DE60137265 D1 DE 60137265D1 DE 60137265 T DE60137265 T DE 60137265T DE 60137265 T DE60137265 T DE 60137265T DE 60137265 D1 DE60137265 D1 DE 60137265D1
- Authority
- DE
- Germany
- Prior art keywords
- flowmeter
- heating element
- resistance heating
- resistance
- heating
- 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
- G01F1/684—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
- 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
- G01F5/00—Measuring a proportion of the volume flow
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2001/001222 WO2002066936A1 (fr) | 2001-02-21 | 2001-02-21 | Debitmetre a dispositif de chauffage de resistance |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60137265D1 true DE60137265D1 (de) | 2009-02-12 |
Family
ID=11737036
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60137265T Expired - Fee Related DE60137265D1 (de) | 2001-02-21 | 2001-02-21 | Strömungsmesser mit widerstandsheizelement |
Country Status (5)
Country | Link |
---|---|
US (1) | US7201046B2 (de) |
EP (2) | EP2034279B1 (de) |
JP (1) | JP4174321B2 (de) |
DE (1) | DE60137265D1 (de) |
WO (1) | WO2002066936A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006220419A (ja) * | 2005-02-08 | 2006-08-24 | Hitachi Ltd | 発熱抵抗体式空気流量測定装置 |
JP4707412B2 (ja) * | 2005-02-28 | 2011-06-22 | 日立オートモティブシステムズ株式会社 | 気体流量測定装置 |
JP4979262B2 (ja) * | 2006-05-08 | 2012-07-18 | 日立オートモティブシステムズ株式会社 | 流量測定装置 |
JP5791759B1 (ja) * | 2014-05-19 | 2015-10-07 | 三菱電機株式会社 | 流量測定装置 |
DE102021203219B3 (de) * | 2021-03-30 | 2022-06-23 | Vitesco Technologies GmbH | Luftmassensensor und Kraftfahrzeug |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58105013A (ja) * | 1981-12-18 | 1983-06-22 | Hitachi Ltd | 熱線式流量計 |
JPS604813A (ja) * | 1983-06-23 | 1985-01-11 | Nippon Soken Inc | 気体流量測定装置 |
JPS6036916A (ja) | 1983-08-10 | 1985-02-26 | Automob Antipollut & Saf Res Center | 熱式流量計 |
KR950009044B1 (ko) * | 1987-06-17 | 1995-08-14 | 가부시키가이샤 히타치세이사쿠쇼 | 발열저항식 공기유량측정장치 |
JP2856542B2 (ja) * | 1990-11-21 | 1999-02-10 | 株式会社日立製作所 | 熱線式空気流量計 |
DE4219454C2 (de) | 1992-06-13 | 1995-09-28 | Bosch Gmbh Robert | Massenflußsensor |
JPH06265385A (ja) | 1993-03-15 | 1994-09-20 | Hitachi Ltd | 空気流量測定装置 |
JP3193837B2 (ja) | 1994-10-18 | 2001-07-30 | 株式会社日立製作所 | 発熱抵抗式流量測定装置 |
JPH08219838A (ja) * | 1995-02-15 | 1996-08-30 | Hitachi Ltd | 空気流量測定装置 |
JPH09145439A (ja) * | 1995-11-27 | 1997-06-06 | Nissan Motor Co Ltd | 熱式流量計 |
JPH1114421A (ja) | 1997-06-23 | 1999-01-22 | Hitachi Ltd | 発熱抵抗体式空気流量測定装置 |
JP3404300B2 (ja) * | 1998-10-28 | 2003-05-06 | 三菱電機株式会社 | 感熱式流量センサ |
US6658931B1 (en) * | 2000-03-13 | 2003-12-09 | Honeywell International Inc. | Fluid flow sensing and control method and apparatus |
-
2001
- 2001-02-21 JP JP2002566612A patent/JP4174321B2/ja not_active Expired - Lifetime
- 2001-02-21 EP EP08019956.5A patent/EP2034279B1/de not_active Expired - Lifetime
- 2001-02-21 WO PCT/JP2001/001222 patent/WO2002066936A1/ja active Application Filing
- 2001-02-21 DE DE60137265T patent/DE60137265D1/de not_active Expired - Fee Related
- 2001-02-21 EP EP01906144A patent/EP1363109B8/de not_active Expired - Lifetime
- 2001-02-21 US US10/468,080 patent/US7201046B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US20040060353A1 (en) | 2004-04-01 |
WO2002066936A1 (fr) | 2002-08-29 |
EP2034279B1 (de) | 2016-07-06 |
JP4174321B2 (ja) | 2008-10-29 |
EP1363109A4 (de) | 2006-04-12 |
EP2034279A1 (de) | 2009-03-11 |
EP1363109A1 (de) | 2003-11-19 |
EP1363109B8 (de) | 2009-04-08 |
US7201046B2 (en) | 2007-04-10 |
JPWO2002066936A1 (ja) | 2004-06-24 |
EP1363109B1 (de) | 2008-12-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8339 | Ceased/non-payment of the annual fee |