DK1972906T3 - Fremgangsmåde til at finde fejl i en flowsensor - Google Patents

Fremgangsmåde til at finde fejl i en flowsensor

Info

Publication number
DK1972906T3
DK1972906T3 DK08004774.9T DK08004774T DK1972906T3 DK 1972906 T3 DK1972906 T3 DK 1972906T3 DK 08004774 T DK08004774 T DK 08004774T DK 1972906 T3 DK1972906 T3 DK 1972906T3
Authority
DK
Denmark
Prior art keywords
quotient
mass flow
procedure
determined
flow sensor
Prior art date
Application number
DK08004774.9T
Other languages
English (en)
Inventor
Heinz-Joerg Tomczak
Original Assignee
Vaillant Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from AT0122707A external-priority patent/AT505301B1/de
Application filed by Vaillant Gmbh filed Critical Vaillant Gmbh
Application granted granted Critical
Publication of DK1972906T3 publication Critical patent/DK1972906T3/da

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
    • G01F1/6965—Circuits therefor, e.g. constant-current flow meters comprising means to store calibration data for flow signal calculation or correction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
    • G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Details Of Flowmeters (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Liquid Crystal (AREA)
DK08004774.9T 2007-03-19 2008-03-14 Fremgangsmåde til at finde fejl i en flowsensor DK1972906T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007013079 2007-03-19
AT0122707A AT505301B1 (de) 2007-08-06 2007-08-06 Verfahren zur fehlererkennung eines strömungssensors

Publications (1)

Publication Number Publication Date
DK1972906T3 true DK1972906T3 (da) 2010-09-20

Family

ID=39619117

Family Applications (1)

Application Number Title Priority Date Filing Date
DK08004774.9T DK1972906T3 (da) 2007-03-19 2008-03-14 Fremgangsmåde til at finde fejl i en flowsensor

Country Status (8)

Country Link
EP (1) EP1972906B1 (da)
AT (1) ATE470841T1 (da)
DE (2) DE102008014327A1 (da)
DK (1) DK1972906T3 (da)
ES (1) ES2344375T3 (da)
HR (1) HRP20100497T1 (da)
PL (1) PL1972906T3 (da)
SI (1) SI1972906T1 (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012001060A1 (de) * 2011-10-24 2013-04-25 Hydrometer Gmbh Verfahren zur Korrektur von Offset-Drift-Effekten einer thermischen Messeinrichtung, thermische Messeinrichtung und Gasdurchflussmessgerät
JP5835182B2 (ja) * 2012-10-11 2015-12-24 オムロン株式会社 熱式流量計およびその異常判定方法
DE102012219290A1 (de) * 2012-10-23 2014-04-24 Continental Automotive Gmbh Verfahren zum Betreiben eines Luftmassenmessers
DE102012219287A1 (de) * 2012-10-23 2014-04-24 Continental Automotive Gmbh Verfahren zum Betreiben eines Luftmassenmessers
EP4009008B1 (en) 2020-12-03 2024-01-31 Sensirion AG Fault detection in a thermal sensor device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH694474A5 (de) 2000-06-23 2005-01-31 Sensirion Ag Gaszähler und Verwendung des Gaszählers.
DE10056064B4 (de) 2000-11-11 2005-09-08 Honeywell B.V. Verfahren zum Regeln eines Gasbrenners
US7000464B2 (en) * 2002-05-28 2006-02-21 Mcmillan Company Measuring and control of low fluid flow rates with heated conduit walls
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
DE102005025884A1 (de) * 2005-06-06 2006-12-07 Robert Bosch Gmbh Verfahren und Vorrichtung zur Korrektur eines Signals eines Sensors

Also Published As

Publication number Publication date
ATE470841T1 (de) 2010-06-15
EP1972906B1 (de) 2010-06-09
DE502008000755D1 (de) 2010-07-22
EP1972906A1 (de) 2008-09-24
HRP20100497T1 (hr) 2010-10-31
SI1972906T1 (sl) 2010-09-30
ES2344375T3 (es) 2010-08-25
DE102008014327A1 (de) 2008-09-25
PL1972906T3 (pl) 2010-11-30

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