DE112019004243T5 - Durchflussmesser - Google Patents

Durchflussmesser Download PDF

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Publication number
DE112019004243T5
DE112019004243T5 DE112019004243.2T DE112019004243T DE112019004243T5 DE 112019004243 T5 DE112019004243 T5 DE 112019004243T5 DE 112019004243 T DE112019004243 T DE 112019004243T DE 112019004243 T5 DE112019004243 T5 DE 112019004243T5
Authority
DE
Germany
Prior art keywords
passage
flow meter
opening
flow
fluid
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Withdrawn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
DE112019004243.2T
Other languages
German (de)
English (en)
Inventor
Kazuaki Ueda
Kengo Ito
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 DE112019004243T5 publication Critical patent/DE112019004243T5/de
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
    • F02D41/185—Circuit arrangements for generating control signals by measuring intake air flow using a vortex flow sensor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10373—Sensors for intake systems
    • F02M35/10386—Sensors for intake systems for flow rate
    • 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
    • G01F1/6842—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
    • G01F1/6847—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measuring Volume Flow (AREA)
  • Analytical Chemistry (AREA)
DE112019004243.2T 2018-08-24 2019-06-05 Durchflussmesser Withdrawn DE112019004243T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2018157230A JP7068103B2 (ja) 2018-08-24 2018-08-24 流量測定装置
JP2018-157230 2018-08-24
PCT/JP2019/022339 WO2020039691A1 (ja) 2018-08-24 2019-06-05 流量測定装置

Publications (1)

Publication Number Publication Date
DE112019004243T5 true DE112019004243T5 (de) 2021-05-12

Family

ID=69593039

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112019004243.2T Withdrawn DE112019004243T5 (de) 2018-08-24 2019-06-05 Durchflussmesser

Country Status (4)

Country Link
US (1) US20210172780A1 (enExample)
JP (1) JP7068103B2 (enExample)
DE (1) DE112019004243T5 (enExample)
WO (1) WO2020039691A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7068095B2 (ja) * 2018-08-14 2022-05-16 株式会社Soken 流量測定装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3292817B2 (ja) * 1997-04-24 2002-06-17 三菱電機株式会社 感熱式流量センサ
JP2002005713A (ja) * 2000-04-17 2002-01-09 Denso Corp 空気流量測定装置
JP3716163B2 (ja) * 2000-06-16 2005-11-16 株式会社日立製作所 空気流量測定装置
DE60120339T2 (de) 2001-01-05 2007-06-06 NGK Spark Plug Co., Ltd., Nagoya Gasdurchflussmessvorrichtung
JP5168223B2 (ja) 2009-05-01 2013-03-21 株式会社デンソー 空気流量測定装置
JP5408195B2 (ja) * 2011-07-19 2014-02-05 株式会社デンソー 空気流量測定装置

Also Published As

Publication number Publication date
US20210172780A1 (en) 2021-06-10
JP7068103B2 (ja) 2022-05-16
WO2020039691A1 (ja) 2020-02-27
JP2020030171A (ja) 2020-02-27

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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