DE102021100802A1 - Durchflussmesser, verfahren zur durchflussmessung und programm zur durchflussmessung - Google Patents

Durchflussmesser, verfahren zur durchflussmessung und programm zur durchflussmessung Download PDF

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Publication number
DE102021100802A1
DE102021100802A1 DE102021100802.6A DE102021100802A DE102021100802A1 DE 102021100802 A1 DE102021100802 A1 DE 102021100802A1 DE 102021100802 A DE102021100802 A DE 102021100802A DE 102021100802 A1 DE102021100802 A1 DE 102021100802A1
Authority
DE
Germany
Prior art keywords
flow
measured
flow path
fluid
temperature
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.)
Pending
Application number
DE102021100802.6A
Other languages
German (de)
English (en)
Inventor
Takaaki Suzumura
Katsuyuki Yamamoto
Kenichi Handa
Hideyuki Nakao
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.)
Omron Corp
Original Assignee
Omron Corp
Omron Tateisi Electronics Co
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 Omron Corp, Omron Tateisi Electronics Co filed Critical Omron Corp
Publication of DE102021100802A1 publication Critical patent/DE102021100802A1/de
Pending legal-status Critical Current

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    • 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
    • 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
    • G01F1/6888—Thermoelectric elements, e.g. thermocouples, thermopiles
    • 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
    • G01F15/022—Compensating or correcting for variations in pressure, density or temperature using electrical means
    • G01F15/024—Compensating or correcting for variations in pressure, density or temperature using electrical means involving digital counting
    • 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
    • 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

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
DE102021100802.6A 2020-02-10 2021-01-15 Durchflussmesser, verfahren zur durchflussmessung und programm zur durchflussmessung Pending DE102021100802A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020-020720 2020-02-10
JP2020020720A JP7419855B2 (ja) 2020-02-10 2020-02-10 流量測定装置、流量の測定方法及び流量測定プログラム

Publications (1)

Publication Number Publication Date
DE102021100802A1 true DE102021100802A1 (de) 2021-08-12

Family

ID=76968745

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102021100802.6A Pending DE102021100802A1 (de) 2020-02-10 2021-01-15 Durchflussmesser, verfahren zur durchflussmessung und programm zur durchflussmessung

Country Status (3)

Country Link
JP (1) JP7419855B2 (zh)
CN (1) CN113252124A (zh)
DE (1) DE102021100802A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115600046B (zh) * 2022-12-01 2023-03-21 深圳核心医疗科技有限公司 流体的流量估计方法及装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020020720A (ja) 2018-08-02 2020-02-06 日立オートモティブシステムズ株式会社 レーダ装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5515714A (en) 1994-11-17 1996-05-14 General Motors Corporation Vapor composition and flow sensor
JP2008046143A (ja) * 1999-04-27 2008-02-28 Yazaki Corp 熱式流体センサ及びフローセンサ
CN100483286C (zh) * 2004-06-21 2009-04-29 日立金属株式会社 流量控制装置及其调整方法
JP2010066107A (ja) * 2008-09-10 2010-03-25 Isuzu Motors Ltd 流体流量計及びｍａｆ測定方法
JP5652315B2 (ja) 2011-04-28 2015-01-14 オムロン株式会社 流量測定装置
JP6493235B2 (ja) 2016-01-20 2019-04-03 オムロン株式会社 流量測定装置、流量の測定方法及び流量測定プログラム
JP2019002717A (ja) * 2017-06-12 2019-01-10 オムロン株式会社 流量測定装置
JP2019035640A (ja) * 2017-08-14 2019-03-07 アズビル株式会社 熱式流量計
JP7104502B2 (ja) * 2017-09-29 2022-07-21 オムロン株式会社 流量測定装置
JP6825589B2 (ja) * 2018-02-20 2021-02-03 オムロン株式会社 検出装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020020720A (ja) 2018-08-02 2020-02-06 日立オートモティブシステムズ株式会社 レーダ装置

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Publication number Publication date
JP7419855B2 (ja) 2024-01-23
JP2021127992A (ja) 2021-09-02
CN113252124A (zh) 2021-08-13

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