DE112019002186T5 - Messungssteuerungsvorrichtung und Strömungsmessungsvorrichtung - Google Patents

Messungssteuerungsvorrichtung und Strömungsmessungsvorrichtung Download PDF

Info

Publication number
DE112019002186T5
DE112019002186T5 DE112019002186.9T DE112019002186T DE112019002186T5 DE 112019002186 T5 DE112019002186 T5 DE 112019002186T5 DE 112019002186 T DE112019002186 T DE 112019002186T DE 112019002186 T5 DE112019002186 T5 DE 112019002186T5
Authority
DE
Germany
Prior art keywords
pulsation
air flow
section
amplitude
correction
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.)
Withdrawn
Application number
DE112019002186.9T
Other languages
German (de)
English (en)
Inventor
Noboru Kitahara
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denso Corp
Original Assignee
Denso Corp
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
Application filed by Denso Corp filed Critical Denso Corp
Publication of DE112019002186T5 publication Critical patent/DE112019002186T5/de
Withdrawn legal-status Critical Current

Links

Images

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
    • G01F1/696—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
    • 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
    • G01F1/72—Devices for measuring pulsing fluid flows
    • 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
    • G01F15/04—Compensating or correcting for variations in pressure, density or temperature of gases to be measured
    • G01F15/043—Compensating or correcting for variations in pressure, density or temperature of gases to be measured using electrical means
    • G01F15/046—Compensating or correcting for variations in pressure, density or temperature of gases to be measured using electrical means involving digital counting

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
DE112019002186.9T 2018-04-27 2019-04-15 Messungssteuerungsvorrichtung und Strömungsmessungsvorrichtung Withdrawn DE112019002186T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2018086350A JP2019191077A (ja) 2018-04-27 2018-04-27 計測制御装置及び流量計測装置
JP2018-086350 2018-04-27
PCT/JP2019/016085 WO2019208286A1 (ja) 2018-04-27 2019-04-15 計測制御装置及び流量計測装置

Publications (1)

Publication Number Publication Date
DE112019002186T5 true DE112019002186T5 (de) 2021-02-11

Family

ID=68294572

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112019002186.9T Withdrawn DE112019002186T5 (de) 2018-04-27 2019-04-15 Messungssteuerungsvorrichtung und Strömungsmessungsvorrichtung

Country Status (4)

Country Link
US (1) US11365996B2 (https=)
JP (1) JP2019191077A (https=)
DE (1) DE112019002186T5 (https=)
WO (1) WO2019208286A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112019003406T9 (de) * 2018-07-05 2021-05-12 Denso Corporation Messsteuerungsvorrichtung und Strömungsvolumenmessvorrichtung
JP7211356B2 (ja) * 2019-12-25 2023-01-24 株式会社デンソー 計測制御装置
CN113111609B (zh) * 2021-05-10 2022-06-28 中国空气动力研究与发展中心计算空气动力研究所 一种新型局部湍流脉动强度检测方法
CN118392273B (zh) * 2024-04-09 2026-03-03 中国核电工程有限公司 一种脉冲萃取柱液位振幅测量的方法及装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6672146B1 (en) * 1997-09-11 2004-01-06 Hitachi, Ltd. Thermal resistor type air flow measuring apparatus
DE19933665A1 (de) * 1999-07-17 2001-01-18 Bosch Gmbh Robert Vorrichtung zur Erfassung einer pulsierenden Größe
JP5273024B2 (ja) * 2009-11-27 2013-08-28 株式会社デンソー 空気流量測定装置
JP5569383B2 (ja) * 2010-12-16 2014-08-13 トヨタ自動車株式会社 脈動流の流量測定方法およびガス流量測定装置
JP5851358B2 (ja) 2012-07-12 2016-02-03 日立オートモティブシステムズ株式会社 内燃機関の制御装置
JP6192161B2 (ja) 2013-07-22 2017-09-06 ボッシュ株式会社 排気浄化装置
JP6106559B2 (ja) 2013-09-02 2017-04-05 日立オートモティブシステムズ株式会社 熱式流量センサ
JP6477195B2 (ja) 2015-04-21 2019-03-06 株式会社デンソー 流量測定装置
JP6531774B2 (ja) 2017-04-14 2019-06-19 株式会社デンソー 空気流量測定装置

Also Published As

Publication number Publication date
JP2019191077A (ja) 2019-10-31
US20210033441A1 (en) 2021-02-04
WO2019208286A1 (ja) 2019-10-31
US11365996B2 (en) 2022-06-21

Similar Documents

Publication Publication Date Title
DE112020006294T5 (de) Messungssteuerungsvorrichtung
DE112019002186T5 (de) Messungssteuerungsvorrichtung und Strömungsmessungsvorrichtung
DE102013200536B3 (de) Verfahren zur Diagnose einer Niederdruck-Abgasrückführung einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens
DE102008005369B4 (de) Luftfilter-Drosselungsüberwachung ohne Drucksensoren stromaufwärts der Drosselklappe
DE112017004131B4 (de) Strömungsvolumen-Erfassungsvorrichtung
DE102012200763A1 (de) Erfassungsgerät
EP0119377A2 (de) Verfahren zum Messen des Luftdurchsatzes im Ansaugrohr einer Brennkraftmaschine
DE112018001999T5 (de) Luftstömungsmessvorrichtung
DE102009003020A1 (de) Laufzeitmessungskorrektur bei einem Strömungssensor
DE112018002008T5 (de) Luftströmungsmessvorrichtung
DE112019003406T9 (de) Messsteuerungsvorrichtung und Strömungsvolumenmessvorrichtung
DE112016004280T5 (de) Luftdurchflussmengen-Messvorrichtung
DE112018005347T5 (de) Luftstromratenmessvorrichtung und Luftstromratenmesssystem
DE112019000710T5 (de) Vorrichtung zur Messung einer physikalischen Größe
DE112018002002T5 (de) Luftströmungsratenmessvorrichtung
DE10163751A1 (de) Verfahren zum Betreiben einer Brennkraftmaschine
DE102005018272A1 (de) Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine
DE102017113009B4 (de) Verfahren und Vorrichtung zur Korrektur eines Sensorsignals in einem Abgaskanal eines Verbrennungsmotors
DE102014220522B4 (de) Bestimmung eines korrigierten Drucksignals
DE112010000748T5 (de) Einstückiger Drucksensoranschluss
DE102017219851A1 (de) Thermischer Luftstrommesser
DE112017006964T5 (de) Feuchtigkeitsmessvorrichtung, steuervorrichtung für einen verbrennungsmotor und anomaliedetektionsvorrichtung
DE102005008577B4 (de) Auswertung der Ausgangsgröße eines Luftmassendurchflusssensors
DE102017209080A1 (de) Verfahren zum Betreiben einer Brennkraftmaschineneinrichtung, Brennkraftmaschineneinrichtung und SCR-Steuereinrichtung
DE102004038389A1 (de) Verfahren zum Bestimmen der Luftzahl Lambda aus Brennraumgrößen auf der Basis einer Lambda-Sondenmessung im Abgas

Legal Events

Date Code Title Description
R012 Request for examination validly filed
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee