DK1477781T3 - Masseflowmeter - Google Patents
MasseflowmeterInfo
- Publication number
- DK1477781T3 DK1477781T3 DK04076259.3T DK04076259T DK1477781T3 DK 1477781 T3 DK1477781 T3 DK 1477781T3 DK 04076259 T DK04076259 T DK 04076259T DK 1477781 T3 DK1477781 T3 DK 1477781T3
- Authority
- DK
- Denmark
- Prior art keywords
- sensing surface
- mass flow
- flow meter
- planar
- substrate
- 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
- G01F1/696—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
-
- 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
- G01F1/684—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow
- G01F1/6847—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow where sensing or heating elements are not disturbing the fluid flow, e.g. elements mounted outside the flow duct
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Glass Compositions (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL1023405A NL1023405C2 (nl) | 2003-05-13 | 2003-05-13 | Massadebietmeter. |
NL1025617A NL1025617C2 (nl) | 2003-05-13 | 2004-03-02 | Massadebietmeter. |
Publications (1)
Publication Number | Publication Date |
---|---|
DK1477781T3 true DK1477781T3 (da) | 2010-09-20 |
Family
ID=33032452
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK04076259.3T DK1477781T3 (da) | 2003-05-13 | 2004-04-28 | Masseflowmeter |
Country Status (8)
Country | Link |
---|---|
US (1) | US6945106B2 (da) |
EP (1) | EP1477781B1 (da) |
JP (1) | JP4709499B2 (da) |
AT (1) | ATE471498T1 (da) |
DE (1) | DE602004027682D1 (da) |
DK (1) | DK1477781T3 (da) |
ES (1) | ES2347145T3 (da) |
NL (1) | NL1025617C2 (da) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7360416B2 (en) * | 2005-07-07 | 2008-04-22 | Ricoh Company, Ltd. | Non-contact condensation detecting apparatus |
EP1840536B1 (en) * | 2006-03-31 | 2011-01-19 | Sensirion Holding AG | Flow sensor with flow-adaptable analog-digital-converter |
EP1840535B1 (en) * | 2006-03-31 | 2011-01-12 | Sensirion Holding AG | Flow sensor with thermocouples |
KR101114303B1 (ko) * | 2007-02-28 | 2012-03-14 | 가부시키가이샤 야마다케 | 센서, 센서의 온도제어방법 및 이상회복방법 |
EP2128572A1 (en) * | 2007-02-28 | 2009-12-02 | Yamatake Corporation | Flow sensor |
JP2009025098A (ja) * | 2007-07-18 | 2009-02-05 | Star Micronics Co Ltd | 熱式流量センサ |
US7603898B2 (en) * | 2007-12-19 | 2009-10-20 | Honeywell International Inc. | MEMS structure for flow sensor |
JP5654473B2 (ja) * | 2008-11-11 | 2015-01-14 | コーニンクレッカ フィリップス エヌ ヴェ | 患者の組織内の温度データを測定するためのプローブを有する医療装置 |
IL205084A (en) * | 2010-04-14 | 2017-08-31 | Vasa Applied Tech Ltd | Probe learned flow |
US20110252882A1 (en) * | 2010-04-19 | 2011-10-20 | Honeywell International Inc. | Robust sensor with top cap |
US8356514B2 (en) | 2011-01-13 | 2013-01-22 | Honeywell International Inc. | Sensor with improved thermal stability |
DE102011081922B4 (de) * | 2011-08-31 | 2021-12-23 | Hahn-Schickard-Gesellschaft für angewandte Forschung e.V. | Strömumgssensor zur Bestimmung eines Strömungsparameters |
DE102012001060A1 (de) * | 2011-10-24 | 2013-04-25 | Hydrometer Gmbh | Verfahren zur Korrektur von Offset-Drift-Effekten einer thermischen Messeinrichtung, thermische Messeinrichtung und Gasdurchflussmessgerät |
EP2762864B1 (en) | 2013-01-31 | 2018-08-08 | Sensirion AG | Membrane-based sensor device and method for manufacturing the same |
JP5971199B2 (ja) * | 2013-06-12 | 2016-08-17 | 株式会社デンソー | 空気流量調整装置 |
US9366557B2 (en) * | 2013-12-04 | 2016-06-14 | Itron, Inc. | Thermal flow sensors having isolated membranes |
US9612146B2 (en) | 2014-02-07 | 2017-04-04 | Honeywell International, Inc. | Airflow sensor with dust reduction |
US11293794B1 (en) | 2014-07-13 | 2022-04-05 | Lev Volftsun | Thermal flow sensor for beverage metering |
EP2930475B1 (en) | 2014-12-22 | 2017-11-15 | Sensirion AG | Flow sensor arrangement |
US11192770B1 (en) * | 2015-04-15 | 2021-12-07 | Sestra Systems | Self serve beverage by the glass |
US10757973B2 (en) * | 2016-07-25 | 2020-09-01 | Fontem Holdings 1 B.V. | Electronic cigarette with mass air flow sensor |
US20190041308A1 (en) * | 2017-08-03 | 2019-02-07 | MedCision, Inc. | Systems, devices, and methods for automated thawing of bag-format storage vessels |
CN112040848A (zh) * | 2018-04-19 | 2020-12-04 | 海尔斯安普有限责任公司 | 便携式手持电子肺活量计 |
KR102087133B1 (ko) * | 2018-10-05 | 2020-03-12 | 한국생산기술연구원 | 탄소나노튜브를 이용한 열전 발전 장치 및 센서 |
JP2020122747A (ja) * | 2019-01-31 | 2020-08-13 | オムロン株式会社 | 検出装置 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL177629C (nl) * | 1979-07-09 | 1985-10-16 | Brooks Instr Bv | Richtingsgevoelige stroomsnelheidsmeter. |
US4558342A (en) * | 1983-05-31 | 1985-12-10 | Rockwell International Corporation | Thermoelectric infrared detector array |
JPS6044827A (ja) * | 1983-08-22 | 1985-03-11 | Toshiba Corp | 半導体センサによる流量の測定方法 |
JPS61167820A (ja) * | 1985-01-21 | 1986-07-29 | Toshiba Corp | 流量検出器 |
JPH0365608A (ja) * | 1989-08-02 | 1991-03-20 | Ishikawajima Harima Heavy Ind Co Ltd | 配管内のスケール厚さ計測方法及び装置 |
JPH0713924Y2 (ja) * | 1989-10-31 | 1995-04-05 | 吉川工業株式会社 | 管の内壁の倣い切削装置 |
JPH04184123A (ja) * | 1990-11-16 | 1992-07-01 | Hitachi Ltd | 物理量センサ |
JPH0593733A (ja) * | 1991-09-30 | 1993-04-16 | Murata Mfg Co Ltd | センサ |
JP3175887B2 (ja) * | 1992-10-27 | 2001-06-11 | 株式会社半導体エネルギー研究所 | 測定装置 |
US5557967A (en) * | 1995-02-24 | 1996-09-24 | Pacesetter, Inc. | Thermopile flow sensor |
JPH10239129A (ja) * | 1997-02-28 | 1998-09-11 | Ricoh Co Ltd | 感熱式フローセンサ |
JP3404300B2 (ja) * | 1998-10-28 | 2003-05-06 | 三菱電機株式会社 | 感熱式流量センサ |
JP3433124B2 (ja) * | 1998-12-15 | 2003-08-04 | 株式会社日立製作所 | 熱式空気流量センサ |
JP3589083B2 (ja) * | 1999-04-06 | 2004-11-17 | オムロン株式会社 | 感熱式フロ−センサ |
JP3687724B2 (ja) * | 1999-04-15 | 2005-08-24 | オムロン株式会社 | 流量計用のヒータ |
DE10005706A1 (de) * | 2000-02-09 | 2001-08-16 | Pierburg Ag | Luftmassensensor |
JP2001272260A (ja) * | 2000-03-27 | 2001-10-05 | Ngk Spark Plug Co Ltd | 質量流量センサ及びそれを用いた質量流量計 |
US6446504B1 (en) * | 2000-03-30 | 2002-09-10 | Mks Instruments, Inc. | Constant temperature gradient differential thermal mass flow sensor |
CH695166A5 (de) * | 2000-04-25 | 2005-12-30 | Sensirion Ag | Verfahren und Vorrichtung zum Messen des Flusses einer Flüssigkeit. |
US6729181B2 (en) * | 2000-08-23 | 2004-05-04 | Sensiron Ag | Flow sensor in a housing |
JP2002340668A (ja) * | 2001-05-18 | 2002-11-27 | Denso Corp | サーモパイル式赤外線センサおよびその検査方法 |
EP1365216B1 (en) * | 2002-05-10 | 2018-01-17 | Azbil Corporation | Flow sensor and method of manufacturing the same |
-
2004
- 2004-03-02 NL NL1025617A patent/NL1025617C2/nl not_active IP Right Cessation
- 2004-04-28 AT AT04076259T patent/ATE471498T1/de active
- 2004-04-28 ES ES04076259T patent/ES2347145T3/es not_active Expired - Lifetime
- 2004-04-28 EP EP04076259A patent/EP1477781B1/en not_active Expired - Lifetime
- 2004-04-28 DE DE602004027682T patent/DE602004027682D1/de not_active Expired - Lifetime
- 2004-04-28 DK DK04076259.3T patent/DK1477781T3/da active
- 2004-05-10 US US10/841,461 patent/US6945106B2/en not_active Expired - Lifetime
- 2004-05-11 JP JP2004140863A patent/JP4709499B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1477781A1 (en) | 2004-11-17 |
NL1025617C2 (nl) | 2004-11-18 |
ES2347145T3 (es) | 2010-10-26 |
DE602004027682D1 (de) | 2010-07-29 |
EP1477781B1 (en) | 2010-06-16 |
ATE471498T1 (de) | 2010-07-15 |
US6945106B2 (en) | 2005-09-20 |
JP2004340964A (ja) | 2004-12-02 |
JP4709499B2 (ja) | 2011-06-22 |
US20040261520A1 (en) | 2004-12-30 |
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