KR20030043951A - 여러 가스 유량 측정 장치 및 신호 처리 방법 - Google Patents

여러 가스 유량 측정 장치 및 신호 처리 방법 Download PDF

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Publication number
KR20030043951A
KR20030043951A KR10-2003-7003190A KR20037003190A KR20030043951A KR 20030043951 A KR20030043951 A KR 20030043951A KR 20037003190 A KR20037003190 A KR 20037003190A KR 20030043951 A KR20030043951 A KR 20030043951A
Authority
KR
South Korea
Prior art keywords
gas flow
transducer
flow
signal
flow rate
Prior art date
Application number
KR10-2003-7003190A
Other languages
English (en)
Korean (ko)
Inventor
그루딘올레그
젠딘알렌산더
프롤로브제나디
Original Assignee
마이크로브리지 테크놀로지스 인크.
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 마이크로브리지 테크놀로지스 인크. filed Critical 마이크로브리지 테크놀로지스 인크.
Publication of KR20030043951A publication Critical patent/KR20030043951A/ko

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
    • G01F1/05—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 mechanical effects
    • G01F1/34—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 mechanical effects by measuring pressure or differential pressure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
    • A61B5/087—Measuring breath flow
    • A61B5/0878—Measuring breath flow using temperature sensing means
    • 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
    • G01F1/05—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 mechanical effects
    • G01F1/34—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 mechanical effects by measuring pressure or differential pressure
    • G01F1/36—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 mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/40—Details of construction of the flow constriction devices
    • G01F1/42—Orifices or nozzles
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Physiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pulmonology (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measuring Volume Flow (AREA)
KR10-2003-7003190A 1999-09-03 2000-09-01 여러 가스 유량 측정 장치 및 신호 처리 방법 KR20030043951A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US15246099P 1999-09-03 1999-09-03
US15246499P 1999-09-03 1999-09-03
US15246199P 1999-09-03 1999-09-03
US15248799P 1999-09-03 1999-09-03
PCT/CA2000/001026 WO2001018496A2 (en) 1999-09-03 2000-09-01 Several gas flow measuring devices and signal processing methods

Publications (1)

Publication Number Publication Date
KR20030043951A true KR20030043951A (ko) 2003-06-02

Family

ID=27496022

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-2003-7003190A KR20030043951A (ko) 1999-09-03 2000-09-01 여러 가스 유량 측정 장치 및 신호 처리 방법

Country Status (6)

Country Link
EP (1) EP1315948A2 (ja)
JP (1) JP2003529051A (ja)
KR (1) KR20030043951A (ja)
AU (1) AU2000269752A1 (ja)
CA (1) CA2422398A1 (ja)
WO (1) WO2001018496A2 (ja)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60226626D1 (de) * 2001-10-12 2008-06-26 Horiba Stec Inc System und verfahren zur herstellung und verwendung einer massenströmungseinrichtung
US20050039809A1 (en) * 2003-08-21 2005-02-24 Speldrich Jamie W. Flow sensor with integrated delta P flow restrictor
US9974465B2 (en) 2007-01-04 2018-05-22 Oridion Medical 1987 Ltd. Capnography device and method
ES2786129T3 (es) 2012-11-30 2020-10-08 Ip2Ipo Innovations Ltd Un dispositivo, método y sistema para monitorizar una red de conductos que llevan fluido
CA2899850A1 (en) * 2013-02-08 2014-08-14 Provtagaren Ab Enhanced differential thermal mass flow meter assembly and methods for measuring a mass flow using said mass flow meter assembly
WO2016197081A1 (en) * 2015-06-04 2016-12-08 Fluid Handling Llc Contoured insert for flow verification
US11890089B1 (en) 2015-07-28 2024-02-06 Thorasys Thoracic Medical Systems Inc. Flowmeter for airway resistance measurements
CN108802418B (zh) * 2018-08-23 2023-09-15 安徽启源智能科技有限公司 滤池反冲洗测试仪及测试系统
CN109341786B (zh) * 2018-12-04 2023-10-27 东北林业大学 一种汽车空气流量传感器
EP3933352A1 (de) * 2020-07-01 2022-01-05 Sick Ag Thermische durchflussmessung
CN113171986A (zh) * 2021-05-19 2021-07-27 四川中烟工业有限责任公司 一种自动控制风选器剔梗量的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1512290A (en) * 1975-11-24 1978-06-01 Agar J Instrumentation Ltd Method and apparatus for determining fluid flow rate and/or for exercising a control in dependence thereon
US4083245A (en) * 1977-03-21 1978-04-11 Research Development Corporation Variable orifice gas flow sensing head
JPS56136027A (en) * 1980-03-27 1981-10-23 Victor Co Of Japan Ltd Signal processor having quantization distortion reduced
GB2097536A (en) * 1981-04-24 1982-11-03 Wolfendale Peter Caleb Frederi Correcting transducer measurements
US5186056A (en) * 1989-05-08 1993-02-16 Lew Hyok S Vortex flowmeter with dual vortex sensors
US4996871A (en) * 1989-06-02 1991-03-05 Micro Motion, Inc. Coriolis densimeter having substantially increased noise immunity
DE4238149C2 (de) * 1992-11-12 1997-05-28 Meissner & Wurst Drucküberwachungseinrichtung für den Reinraum
DE4320326A1 (de) * 1993-06-18 1994-12-22 Siemens Ag Vorrichtung zur Messung einer radialen Gas- oder Flüssigkeitsströmung mit einer Wheatstone-Brücke von vier temperaturempfindlichen Widerständen
US5944048A (en) * 1996-10-04 1999-08-31 Emerson Electric Co. Method and apparatus for detecting and controlling mass flow
JP3557595B2 (ja) * 1996-10-22 2004-08-25 日本光電工業株式会社 フローセンサ

Also Published As

Publication number Publication date
AU2000269752A8 (ja) 2001-06-07
WO2001018496A3 (en) 2002-09-12
CA2422398A1 (en) 2001-03-15
EP1315948A2 (en) 2003-06-04
AU2000269752A1 (en) 2001-04-10
JP2003529051A (ja) 2003-09-30
WO2001018496A2 (en) 2001-03-15

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