WO2014064026A3 - Luftmassenmesser mit einem sensorelement - Google Patents
Luftmassenmesser mit einem sensorelement Download PDFInfo
- Publication number
- WO2014064026A3 WO2014064026A3 PCT/EP2013/071917 EP2013071917W WO2014064026A3 WO 2014064026 A3 WO2014064026 A3 WO 2014064026A3 EP 2013071917 W EP2013071917 W EP 2013071917W WO 2014064026 A3 WO2014064026 A3 WO 2014064026A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sensor element
- air mass
- mass flow
- heating element
- resistors
- Prior art date
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
- G01F1/688—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
- G01F1/692—Thin-film arrangements
-
- 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
-
- 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
- G01F1/6845—Micromachined devices
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/02—Compensating or correcting for variations in pressure, density or temperature
-
- 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)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015538392A JP6073489B2 (ja) | 2012-10-23 | 2013-10-21 | センサ素子を備えた空気質量流量計 |
KR1020157013192A KR20150070390A (ko) | 2012-10-23 | 2013-10-21 | 센서 소자를 갖는 공기 질량 계량기 |
EP13782682.2A EP2912414A2 (de) | 2012-10-23 | 2013-10-21 | Luftmassenmesser mit einem sensorelement |
US14/437,732 US9557202B2 (en) | 2012-10-23 | 2013-10-21 | Air mass meter with a sensor element |
CN201380055304.1A CN104736977B (zh) | 2012-10-23 | 2013-10-21 | 具有感应元件的空气质量流量计 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102012219305.7 | 2012-10-23 | ||
DE102012219305.7A DE102012219305B3 (de) | 2012-10-23 | 2012-10-23 | Luftmassenmesser mit einem Sensorelement |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2014064026A2 WO2014064026A2 (de) | 2014-05-01 |
WO2014064026A3 true WO2014064026A3 (de) | 2014-07-03 |
Family
ID=49485711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2013/071917 WO2014064026A2 (de) | 2012-10-23 | 2013-10-21 | Luftmassenmesser mit einem sensorelement |
Country Status (7)
Country | Link |
---|---|
US (1) | US9557202B2 (de) |
EP (1) | EP2912414A2 (de) |
JP (1) | JP6073489B2 (de) |
KR (1) | KR20150070390A (de) |
CN (1) | CN104736977B (de) |
DE (1) | DE102012219305B3 (de) |
WO (1) | WO2014064026A2 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102014219541A1 (de) * | 2014-09-26 | 2016-03-31 | Continental Automotive Gmbh | Luftmassenmesser mit einem Sensorelement |
US10274353B2 (en) | 2017-03-22 | 2019-04-30 | A. O. Smith Corporation | Flow sensor with hot film anemometer |
DE102017119667B4 (de) * | 2017-08-28 | 2023-05-25 | Dionex Softron Gmbh | Messung eines Fluidflusses |
EP3671139A1 (de) * | 2018-12-20 | 2020-06-24 | Sensirion AG | Detektion von kontaminationen auf einer erfassungsoberfläche eines thermischen sensors |
KR102177856B1 (ko) | 2020-07-13 | 2020-11-11 | (주)바이올 | 주위온도 의존성을 제거한 열질량 풍속센서를 이용한 풍속계 |
CN113513605B (zh) * | 2021-04-01 | 2023-03-24 | 青岛芯笙微纳电子科技有限公司 | 一种基于电磁控制阀的mems质量流量控制器及控制方法 |
CN113325198B (zh) * | 2021-06-09 | 2022-04-29 | 东南大学 | 一种柔性热对流式加速度传感器及其制备方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4407209A1 (de) * | 1994-03-04 | 1995-09-07 | Bosch Gmbh Robert | Vorrichtung zur Messung der Masse eines strömenden Mediums |
US5765432A (en) * | 1995-03-16 | 1998-06-16 | Robert Bosch Gmbh | Flow sensor |
WO2003089884A1 (de) * | 2002-04-22 | 2003-10-30 | Siemens Aktiengesellschaft | Vorrichtung zur messung der in einer leitung strömenden luftmasse |
EP1816446A2 (de) * | 2006-02-03 | 2007-08-08 | Hitachi, Ltd. | Thermischer Durchflussmesser |
DE102010002023A1 (de) * | 2009-02-18 | 2010-08-19 | Denso Corporation, Kariya-City | Luftdurchfluss-Messeinrichtung |
EP2320200A1 (de) * | 2009-11-06 | 2011-05-11 | Hitachi Automotive Systems, Ltd. | Thermischer Fluidströmungssensor und Herstellungsverfahren dafür |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4208135A1 (de) * | 1992-03-13 | 1993-09-16 | Siemens Ag | Vorrichtung zur messung einer gas- oder fluessigkeitsstroemung |
JP3475853B2 (ja) * | 1998-12-21 | 2003-12-10 | 三菱電機株式会社 | 流量測定装置 |
JP2000227352A (ja) | 1999-02-08 | 2000-08-15 | Denso Corp | 熱式流量センサ |
JP3484372B2 (ja) | 1999-06-10 | 2004-01-06 | 三菱電機株式会社 | 感熱式流量センサ |
US6508117B1 (en) * | 2001-07-12 | 2003-01-21 | Delphi Technologies, Inc. | Thermally balanced mass air flow sensor |
JP3817497B2 (ja) * | 2002-06-10 | 2006-09-06 | 株式会社日立製作所 | 熱式流量計測装置 |
JP3945385B2 (ja) * | 2002-11-15 | 2007-07-18 | オムロン株式会社 | フローセンサ及び流量計測方法 |
JP2006058078A (ja) * | 2004-08-18 | 2006-03-02 | Hitachi Ltd | 熱式空気流量計 |
JP4881554B2 (ja) * | 2004-09-28 | 2012-02-22 | 日立オートモティブシステムズ株式会社 | 流量センサ |
DE102005016447A1 (de) * | 2005-04-11 | 2006-10-12 | Robert Bosch Gmbh | Verfahren zum Betrieb von Heißfilmluftmassenmessern |
JP3878198B2 (ja) | 2005-11-21 | 2007-02-07 | 株式会社日立製作所 | 熱式流量計測装置 |
EP1965179B1 (de) * | 2007-02-28 | 2017-04-12 | Sensirion Holding AG | Strömungsdetektorvorrichtung mit Eigenüberprüfung |
JP4836864B2 (ja) * | 2007-05-16 | 2011-12-14 | 日立オートモティブシステムズ株式会社 | 熱式流量計 |
DE102008032300A1 (de) * | 2008-07-09 | 2010-01-14 | Continental Automotive Gmbh | Vorrichtung zur thermischen Massenstrommessung, insbesondere zur Messung der einer Brennkraftmaschine zugeführten Luftmasse |
-
2012
- 2012-10-23 DE DE102012219305.7A patent/DE102012219305B3/de active Active
-
2013
- 2013-10-21 JP JP2015538392A patent/JP6073489B2/ja active Active
- 2013-10-21 KR KR1020157013192A patent/KR20150070390A/ko not_active Application Discontinuation
- 2013-10-21 CN CN201380055304.1A patent/CN104736977B/zh active Active
- 2013-10-21 WO PCT/EP2013/071917 patent/WO2014064026A2/de active Application Filing
- 2013-10-21 EP EP13782682.2A patent/EP2912414A2/de not_active Withdrawn
- 2013-10-21 US US14/437,732 patent/US9557202B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4407209A1 (de) * | 1994-03-04 | 1995-09-07 | Bosch Gmbh Robert | Vorrichtung zur Messung der Masse eines strömenden Mediums |
US5765432A (en) * | 1995-03-16 | 1998-06-16 | Robert Bosch Gmbh | Flow sensor |
WO2003089884A1 (de) * | 2002-04-22 | 2003-10-30 | Siemens Aktiengesellschaft | Vorrichtung zur messung der in einer leitung strömenden luftmasse |
EP1816446A2 (de) * | 2006-02-03 | 2007-08-08 | Hitachi, Ltd. | Thermischer Durchflussmesser |
DE102010002023A1 (de) * | 2009-02-18 | 2010-08-19 | Denso Corporation, Kariya-City | Luftdurchfluss-Messeinrichtung |
EP2320200A1 (de) * | 2009-11-06 | 2011-05-11 | Hitachi Automotive Systems, Ltd. | Thermischer Fluidströmungssensor und Herstellungsverfahren dafür |
Also Published As
Publication number | Publication date |
---|---|
DE102012219305B3 (de) | 2014-02-13 |
CN104736977B (zh) | 2017-09-22 |
EP2912414A2 (de) | 2015-09-02 |
KR20150070390A (ko) | 2015-06-24 |
CN104736977A (zh) | 2015-06-24 |
JP6073489B2 (ja) | 2017-02-01 |
WO2014064026A2 (de) | 2014-05-01 |
US9557202B2 (en) | 2017-01-31 |
US20150285666A1 (en) | 2015-10-08 |
JP2015532442A (ja) | 2015-11-09 |
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