DK1730476T3 - Simplificeret måling af fluidegenskaber - Google Patents

Simplificeret måling af fluidegenskaber Download PDF

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Publication number
DK1730476T3
DK1730476T3 DK05726123.2T DK05726123T DK1730476T3 DK 1730476 T3 DK1730476 T3 DK 1730476T3 DK 05726123 T DK05726123 T DK 05726123T DK 1730476 T3 DK1730476 T3 DK 1730476T3
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DK
Denmark
Prior art keywords
fluid properties
simplified measurement
simplified
measurement
fluid
Prior art date
Application number
DK05726123.2T
Other languages
English (en)
Inventor
Steven J Dimarco
Jeffry D Foster
Mark S Schumacher
Terry X Beachey
Original Assignee
Micro Motion Inc
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 Micro Motion Inc filed Critical Micro Motion Inc
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Publication of DK1730476T3 publication Critical patent/DK1730476T3/da

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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
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/86—Indirect mass flowmeters, e.g. measuring volume flow and density, temperature or pressure
    • G01F1/88—Indirect mass flowmeters, e.g. measuring volume flow and density, temperature or pressure with differential-pressure measurement to determine the volume 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
    • G01F1/05—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
    • G01F1/20—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 detection of dynamic effects of the flow
    • G01F1/32—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 detection of dynamic effects of the flow using swirl flowmeters
    • G01F1/3209—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 detection of dynamic effects of the flow using swirl flowmeters using Karman vortices
    • 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
    • G01F1/20—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 detection of dynamic effects of the flow
    • G01F1/32—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 detection of dynamic effects of the flow using swirl flowmeters
    • G01F1/325—Means for detecting quantities used as proxy variables for swirl
    • 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
    • G01F1/20—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 detection of dynamic effects of the flow
    • G01F1/32—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 detection of dynamic effects of the flow using swirl flowmeters
    • G01F1/325—Means for detecting quantities used as proxy variables for swirl
    • G01F1/3287—Means for detecting quantities used as proxy variables for swirl circuits therefor
    • 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
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/86—Indirect mass flowmeters, e.g. measuring volume flow and density, temperature or pressure
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
    • G01N9/002—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity using variation of the resonant frequency of an element vibrating in contact with the material submitted to analysis
    • G01N2009/006—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity using variation of the resonant frequency of an element vibrating in contact with the material submitted to analysis vibrating tube, tuning fork

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Measuring Fluid Pressure (AREA)
DK05726123.2T 2004-03-25 2005-03-25 Simplificeret måling af fluidegenskaber DK1730476T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US55639904P 2004-03-25 2004-03-25
PCT/US2005/009915 WO2005095902A1 (en) 2004-03-25 2005-03-25 Simplified fluid property measurement

Publications (1)

Publication Number Publication Date
DK1730476T3 true DK1730476T3 (da) 2021-06-21

Family

ID=34963906

Family Applications (1)

Application Number Title Priority Date Filing Date
DK05726123.2T DK1730476T3 (da) 2004-03-25 2005-03-25 Simplificeret måling af fluidegenskaber

Country Status (7)

Country Link
US (1) US7258024B2 (da)
EP (1) EP1730476B1 (da)
JP (1) JP5096915B2 (da)
CN (1) CN100523742C (da)
DK (1) DK1730476T3 (da)
RU (1) RU2339008C2 (da)
WO (1) WO2005095902A1 (da)

Families Citing this family (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7702478B2 (en) * 2005-02-28 2010-04-20 Rosemount Inc. Process connection for process diagnostics
US20070068225A1 (en) 2005-09-29 2007-03-29 Brown Gregory C Leak detector for process valve
CN101371109B (zh) * 2006-01-18 2012-05-09 罗斯蒙德公司 使用过程流体差压变送器的湿气指示
WO2007095216A2 (en) * 2006-02-15 2007-08-23 Rosemount Inc. Multiphasic overreading correction in a process variable transmitter
US7913566B2 (en) * 2006-05-23 2011-03-29 Rosemount Inc. Industrial process device utilizing magnetic induction
JP4089831B2 (ja) * 2006-06-13 2008-05-28 株式会社オーバル 圧力計一体形マルチ渦流量計
US8056409B2 (en) * 2006-08-29 2011-11-15 Richard Steven Hybrid flowmeter that includes an integral vortex flowmeter and a differential flow meter
US7644633B2 (en) * 2006-12-18 2010-01-12 Rosemount Inc. Vortex flowmeter with temperature compensation
US7308832B1 (en) * 2007-04-20 2007-12-18 Dieterich Standard, Inc. Strain gage differential pressure measurement in a fluid flow meter
DE102007030691A1 (de) 2007-06-30 2009-01-02 Endress + Hauser Flowtec Ag Meßsystem für ein in einer Prozeßleitung strömendes Medium
DE102007030700A1 (de) 2007-06-30 2009-05-07 Endress + Hauser Flowtec Ag Meßsystem für ein in einer Prozeßleitung strömendes Medium
DE102007030699A1 (de) 2007-06-30 2009-01-15 Endress + Hauser Flowtec Ag Meßsystem für ein in einer Prozeßleitung strömendes Medium
DE102007030690A1 (de) 2007-06-30 2009-05-07 Endress + Hauser Flowtec Ag Meßsystem für ein in einer Prozeßleitung strömendes Medium
US8898036B2 (en) 2007-08-06 2014-11-25 Rosemount Inc. Process variable transmitter with acceleration sensor
US7726201B2 (en) * 2007-08-22 2010-06-01 Invensys Systems, Inc. Triple redundancy vortex flowmeter system
US7693606B2 (en) * 2007-12-21 2010-04-06 Rosemount Inc. Diagnostics for mass flow control
WO2009109056A1 (de) * 2008-03-07 2009-09-11 Belimo Holding Ag Vorrichtung zum messen und regeln eines volumenstroms in einem lüftungsrohr
US8250924B2 (en) * 2008-04-22 2012-08-28 Rosemount Inc. Industrial process device utilizing piezoelectric transducer
RU2466357C2 (ru) * 2008-05-23 2012-11-10 Роузмаунт, Инк. Многопараметрическое устройство регулирования потока технологического флюида с вычислением потока энергии
CN102037335B (zh) * 2008-05-23 2017-02-15 罗斯蒙特公司 多变量过程流体流量装置的改进结构
WO2009158605A2 (en) * 2008-06-27 2009-12-30 Rosemount, Inc. Velocity-enhanced flow measurement
US7977924B2 (en) 2008-11-03 2011-07-12 Rosemount Inc. Industrial process power scavenging device and method of deriving process device power from an industrial process
US8712705B2 (en) * 2009-03-31 2014-04-29 Rosemount Inc. Field device configuration system
EP2282178B1 (en) * 2009-07-23 2016-10-19 Elster NV/SA Ultrasonic flowmeter for measuring a flow characteristic of a fluid in a conduit
CN102171539B (zh) * 2009-12-24 2012-12-05 罗斯蒙德公司 具有由支柱支撑的涡旋振荡传感器板的涡旋流量计
US8567259B1 (en) 2010-02-10 2013-10-29 Stc.Unm Optical phase shift fluid flow velocity measurement mechanism
US20120306648A1 (en) * 2011-05-31 2012-12-06 General Electric Company Systems and methods to configure alerts for fieldbus foundation devices
RU2473870C1 (ru) * 2011-07-08 2013-01-27 Государственное образовательное учреждение высшего профессионального образования Волгоградский государственный архитектурно-строительный университет (ВолгГАСУ) Струйный датчик расхода
US9032815B2 (en) 2011-10-05 2015-05-19 Saudi Arabian Oil Company Pulsating flow meter having a bluff body and an orifice plate to produce a pulsating flow
JP6186651B2 (ja) * 2012-01-20 2017-08-30 ローズマウント インコーポレイテッド 圧電型トランスデューサの自己検査機能を有したフィールドデバイス
JP5924809B2 (ja) * 2012-03-07 2016-05-25 国立研究開発法人産業技術総合研究所 湿り度の計測方法、及び湿り度計測装置
AU2012373249C1 (en) * 2012-03-13 2015-07-23 Micro Motion, Inc. Indirect mass flow sensor
US9366273B2 (en) * 2012-05-02 2016-06-14 Husky Corporation Vapor recovery line flow meter
US8960017B2 (en) 2012-11-14 2015-02-24 Daniel Measurement And Control, Inc. System and method for ultrasonic metering using an orifice meter fitting
US10515159B2 (en) * 2013-03-06 2019-12-24 Dassault Systemes Simulia Corp. Flow-induced noise source identification
US9157775B2 (en) 2013-03-15 2015-10-13 Rosemount Inc. Flowmeter for measuring flow of a process fluid through a conduit including process variable sensors mounted on a pitot tube
MX346620B (es) * 2013-04-30 2017-03-27 Micro Motion Inc Sistema sensor de flujo de volumen que comprende un flujometro de masa y un medidor de densidad.
DE102013007871A1 (de) * 2013-05-08 2014-11-13 Rma Mess- Und Regeltechnik Gmbh & Co. Kg Verfahren und Messvorrichtung zur Durchflussmessung eines Gases in einer Rohrleitung mittels eines Turbinenrad-Gaszählers
CN104238379B (zh) * 2013-06-07 2017-07-28 艾默生过程控制流量技术有限公司 变送器、现场仪表以及用于控制变送器的方法
US9080908B2 (en) * 2013-07-24 2015-07-14 Jesse Yoder Flowmeter design for large diameter pipes
US9234776B2 (en) * 2013-09-26 2016-01-12 Rosemount Inc. Multivariable process fluid transmitter for high pressure applications
US9250108B2 (en) 2013-09-27 2016-02-02 Rosemount Inc. Differential pressure based flow measurement device having improved pitot tube configuration
US20150160057A1 (en) * 2013-12-10 2015-06-11 Yokogawa Corporation Of America Systems and methods for determining mass flow measurements of fluid flows
CN103808373A (zh) * 2014-01-26 2014-05-21 上海肯特仪表股份有限公司 高精度旋涡流量计
CN104075760A (zh) * 2014-03-07 2014-10-01 卢玖庆 气液流量计
US9322683B2 (en) 2014-05-12 2016-04-26 Invensys Systems, Inc. Multivariable vortex flowmeter
US10788344B2 (en) * 2014-11-04 2020-09-29 Schneider Electric Systems Usa, Inc. Vortex flowmeter including pressure pulsation amplitude analysis
DE102014119061A1 (de) * 2014-12-18 2016-06-23 Endress + Hauser Gmbh + Co. Kg Vibronischer Sensor
US10386001B2 (en) * 2015-03-30 2019-08-20 Rosemount Inc. Multiple field device flange
US9899108B2 (en) 2015-03-30 2018-02-20 Rosemount Inc. Capillary connection through wall penetration
WO2016176224A1 (en) * 2015-04-27 2016-11-03 Kim Lewis Fluid flow meter diagnostics
DE102015121414A1 (de) * 2015-12-09 2017-06-14 Endress+Hauser Conducta Gmbh+Co. Kg Wechselarmatur zur Erfassung zumindest einer Messgröße eines Mediums und entsprechendes Verfahren
US10494200B2 (en) * 2016-04-25 2019-12-03 Chevron Phillips Chemical Company Lp Measurement of product pellets flow rate
JP2019521350A (ja) * 2016-07-21 2019-07-25 マイクロ・モーション・インコーポレーテッドＭｉｃｒｏ Ｍｏｔｉｏｎ Ｉｎｃｏｒｐｏｒａｔｅｄ プロセス侵入が低減された渦流量計
CN107290008A (zh) * 2017-06-28 2017-10-24 中国石油天然气股份有限公司 一种孔板涡街气液计量装置及其计算方法
RU2695269C1 (ru) * 2018-04-05 2019-07-22 Анатолий Петрович Наумчук Способ измерения массового расхода вещества и устройство для его реализации
RU2718140C1 (ru) * 2019-03-29 2020-03-30 Анатолий Петрович Наумчук Способ измерения массы одного из компонентов двухкомпонентного вещества с коррекцией по температуре и устройство для его реализации
CN112284471B (zh) * 2020-09-30 2024-01-26 迈科洛(广州)仪表有限公司 通用差压式气体质量流量测量方法及其变送器、计算系统
CN112729420B (zh) * 2020-12-29 2022-06-07 安徽省锐凌计量器制造有限公司 一种非满管流量计及其安装与使用方法
US11505937B2 (en) * 2021-01-29 2022-11-22 900 Ethan Allen Hwy LLC Systems and methods for backflow management
US11988085B2 (en) * 2021-05-28 2024-05-21 Saudi Arabian Oil Company Method and system for determining virtual flow sensing measurements
CN114199722A (zh) * 2022-01-17 2022-03-18 石家庄高新区中正仪器仪表有限公司 一种在线气体密度测量方法

Family Cites Families (101)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE287995C (da)
US3370463A (en) 1964-07-29 1968-02-27 American Standard Inc Mass flow meter
US3638037A (en) 1970-05-26 1972-01-25 Eastech Automatic tracking filter
US3719073A (en) 1970-09-14 1973-03-06 American Standard Inc Mass flow meter
US3709034A (en) 1971-02-02 1973-01-09 Fischer & Porter Co Signal conditioner for recovering dominant signals from swirl-type meters
US3729995A (en) 1971-08-26 1973-05-01 Fischer & Porter Co Pressure and temperature compensation system for flowmeter
US3776033A (en) 1972-03-06 1973-12-04 Fischer & Porter Co Vortex-type mass flowmeters
US3885432A (en) 1972-03-06 1975-05-27 Fischer & Porter Co Vortex-type mass flowmeters
US3796096A (en) 1972-07-06 1974-03-12 Airco Inc Vortex flowmeter
US3864972A (en) 1973-03-12 1975-02-11 Fischer & Porter Co Signal recovery system for vortex type flowmeter
US3929017A (en) * 1973-10-05 1975-12-30 Elan Engineering Corp Flow monitor and sample control device
US3992939A (en) 1976-02-11 1976-11-23 International Telephone And Telegraph Corporation Apparatus for producing a mass flow rate signal with or without a density signal
US4026150A (en) 1976-02-17 1977-05-31 Shell Oil Company Mass flow meter
US4048854A (en) 1976-03-19 1977-09-20 Fischer & Porter Co. System for determining the ratio of oil to water in a metered fluid stream
US4010645A (en) 1976-03-19 1977-03-08 Fischer & Porter Co. Density-responsive mass flow vortex type meter
JPS52143858A (en) 1976-05-26 1977-11-30 Hitachi Ltd Air flow meter of internal combustion engine
US4094194A (en) 1977-02-14 1978-06-13 Fischer & Porter Company Sensing system for vortex-type flowmeters
US4372169A (en) 1977-04-08 1983-02-08 Vortech Sciences, Inc. Vortex generating mass flowmeter
JPS5836017Y2 (ja) * 1978-05-30 1983-08-13 横河電機株式会社 カルマン渦を利用した測定装置
US4169376A (en) 1978-06-26 1979-10-02 Fischer & Porter Company External sensing system for vortex-type flowmeters
US4212209A (en) * 1978-09-07 1980-07-15 Honeywell Inc. Differential pressure to electric current transducer employing a strain sensitive resistive pattern on a substrate having a high modulus of elasticity
JPS5537907A (en) 1978-09-08 1980-03-17 Nissan Motor Co Ltd Mass flow sensor
JPS5576916A (en) 1978-12-06 1980-06-10 Nissan Motor Co Ltd Sucked air quantity detector
US4297898A (en) 1979-02-21 1981-11-03 Fischer & Porter Co. Stabilized vortex-shedding flowmeter
US4896541A (en) 1979-05-21 1990-01-30 Vortran Corporation Vortex generating mass flowmeter
GB2057120B (en) 1979-08-23 1983-05-25 Standard Telephones Cables Ltd Fibre optic transducer
US4270391A (en) 1979-08-24 1981-06-02 Fischer & Porter Co. Frequency-responsive filter for flowmeter transmission system
DE3032578C2 (de) 1980-08-29 1983-11-03 Battelle-Institut E.V., 6000 Frankfurt Verfahren und Vorrichtung zur dynamischen und dichteunabhängigen Bestimmung des Massenstroms
JPS604408B2 (ja) 1980-11-19 1985-02-04 日産自動車株式会社 カルマン渦流量計
US4730500A (en) 1980-12-08 1988-03-15 Vortran Corporation Vortex generating mass flowmeter
JPS6033372Y2 (ja) * 1980-12-15 1985-10-04 オ−バル機器工業株式会社 質量流量計
JPS5832327U (ja) 1981-08-19 1983-03-02 三菱電機株式会社 カルマン渦流量計
JPS5860217A (ja) 1981-10-06 1983-04-09 Yokogawa Hokushin Electric Corp 渦流量計
US4440027A (en) 1982-05-26 1984-04-03 Ford Motor Company Velocity and mass air flow sensor
US4455877A (en) 1982-09-30 1984-06-26 Ford Motor Company Vortex shedding mass air flow sensor with stabilized fluid flow
GB2135446B (en) 1983-02-11 1986-05-08 Itt Ind Ltd Fluid flow measurement
US4545258A (en) 1983-07-05 1985-10-08 Rosemount Inc. Circuit with adjustable amplitude and rolloff frequency characteristics
US4523477A (en) 1983-08-04 1985-06-18 The Foxboro Company Planar-measuring vortex-shedding mass flowmeter
US4683760A (en) 1983-08-15 1987-08-04 Oval Engineering Co., Ltd. Vortex flow meter
US4630484A (en) 1984-05-31 1986-12-23 Nippondenso Co., Ltd. Mass flowmeter
JPS6162820A (ja) 1984-09-04 1986-03-31 Toyota Motor Corp カルマン渦エアフロ−センサを用いた吸入空気質量流量検出装置
US4605315A (en) 1984-12-13 1986-08-12 United Technologies Corporation Temperature probe for rotating machinery
JPS6267216U (da) * 1985-10-16 1987-04-27
JPS62140025A (ja) * 1985-12-16 1987-06-23 Yokogawa Electric Corp 質量流量計
US4815324A (en) 1986-04-24 1989-03-28 Mitsubishi Denki Kabushiki Kaisha Intake air meter for an internal combustion engine
US4911019A (en) 1986-10-30 1990-03-27 Lew Hyok S High sensitivity-high resonance frequency vortex shedding flowmeter
US4807481A (en) 1986-10-20 1989-02-28 Lew Hyok S Three-in-one vortex shedding flowmeter
US4884458A (en) 1986-10-20 1989-12-05 Lew Hyok S High sensitivity vortex shedding flowmeter
US4879909A (en) 1986-10-24 1989-11-14 Lew Hyok S Vortex shedding flowmeter
US4973062A (en) 1986-10-30 1990-11-27 Lew Hyok S Vortex flowmeter
US4972723A (en) 1987-02-09 1990-11-27 Lew Hyok S Vortex generator-sensor
US4827430A (en) 1987-05-11 1989-05-02 Baxter International Inc. Flow measurement system
US4926695A (en) 1987-09-15 1990-05-22 Rosemount Inc. Rocking beam vortex sensor
US4866435A (en) 1987-10-16 1989-09-12 Rosemount Inc. Digital transmitter with variable resolution as a function of speed
US4876897A (en) 1987-12-10 1989-10-31 The Foxboro Company Steam quality measurement apparatus and method
US4884441A (en) 1988-05-11 1989-12-05 Lew Hyok S Variable capacity flowmeter
US4941361A (en) 1988-06-20 1990-07-17 Lew Hyok S Three-in-one flowmeter
US5005426A (en) 1988-06-20 1991-04-09 Lew Hyok S Mass-volume vortex flowmeter
US5121658A (en) 1988-06-20 1992-06-16 Lew Hyok S Mass-volume flowmeter
US4893035A (en) 1988-07-18 1990-01-09 Hittite Microwave Corporation Cascaded low pass/high pass filter phase shifter system
AU4519589A (en) 1988-10-14 1990-05-01 Engineering Measurements Company Signal processing method and apparatus for flowmeters
US5095760A (en) 1989-05-08 1992-03-17 Lew Hyok S Vortex flowmeter with dual sensors
US5076105A (en) 1989-09-26 1991-12-31 Lew Hyok S Vortex flowmeter
US4986134A (en) 1989-09-26 1991-01-22 Lew Hyok S Vortex flowmeter with inertially balanced vortex sensor
US5109704A (en) 1989-09-26 1992-05-05 Lew Hyok S Vortex flowmeter with balanced vortex sensor
US5060522A (en) 1990-01-19 1991-10-29 Lew Hyok S Mass-volume vortex flowmeter
US5152181A (en) 1990-01-19 1992-10-06 Lew Hyok S Mass-volume vortex flowmeter
US5090251A (en) 1990-03-23 1992-02-25 Lew Hyok S Vortex flowmeter with torsional vortex sensor
JPH03277973A (ja) 1990-03-28 1991-12-09 Yokogawa Electric Corp 半導体式流速計
JPH0481618A (ja) * 1990-07-25 1992-03-16 Hitachi Ltd 質量流量計
US5127273A (en) 1990-12-31 1992-07-07 Lew Hyok S Vortex generator with torsional vortex sensor
US5101668A (en) 1990-12-31 1992-04-07 Lew Hyok S Torsional vortex sensor
US5220842A (en) 1990-12-31 1993-06-22 Lew Hyok S Vortex generator-sensor with pivotally balanced mass distribution
JP2932710B2 (ja) 1991-02-07 1999-08-09 横河電機株式会社 質量流量計
US5214965A (en) 1991-10-08 1993-06-01 Lew Hyok S Vortex generator-sensor with noise cancelling transducer
US5503021A (en) 1991-10-08 1996-04-02 Lew; Hyok S. Oscillatory pressure sensor
US5477737A (en) 1991-10-08 1995-12-26 Lew; Hyok S. Oscillatory pressure transducer
DE4143202C1 (da) 1991-12-30 1993-02-04 Rota Yokogawa Gmbh & Co Kg, 7867 Wehr, De
US5309771A (en) 1992-03-09 1994-05-10 Lew Yon S Method for processing signals in vortex flowmeters
US5435188A (en) 1992-03-09 1995-07-25 Lew; Hyok S. Electronic filter for flowmeters with compound controls
US5351556A (en) 1992-03-09 1994-10-04 Lew Yon S Compound electronic filter for vortex flowmeters
US5372046A (en) 1992-09-30 1994-12-13 Rosemount Inc. Vortex flowmeter electronics
AU7562394A (en) 1993-09-07 1995-03-27 Rosemount Inc. Multivariable transmitter
US5447073A (en) 1994-02-04 1995-09-05 The Foxboro Company Multimeasurement replaceable vortex sensor
US5463904A (en) 1994-02-04 1995-11-07 The Foxboro Company Multimeasurement vortex sensor for a vortex-generating plate
US5808209A (en) * 1994-03-23 1998-09-15 Schlumberger Industries, S.A. Vortex fluid meter including a profiled pipe
US6003383A (en) 1994-03-23 1999-12-21 Schlumberger Industries, S.A. Vortex fluid meter incorporating a double obstacle
US5501099A (en) 1994-06-13 1996-03-26 Itt Corporation Vapor density measurement system
US5493915A (en) 1994-07-29 1996-02-27 Lew; Syok S. Fluid dynamic torsional vortex sensor
DE19619632A1 (de) * 1996-05-15 1997-11-20 S K I Schlegel & Kremer Indust Verfahren und Einrichtung zur Messung der Dichte und/oder des Massenstromes eines strömenden Fluids
DE19620655C2 (de) 1996-05-22 1998-07-23 Kem Kueppers Elektromech Gmbh Meßwertgeber für einen Wirbeldurchflußmesser
US6220103B1 (en) 1996-07-15 2001-04-24 Engineering Measurements Company Vortex detector and flow meter
US6170338B1 (en) 1997-03-27 2001-01-09 Rosemont Inc. Vortex flowmeter with signal processing
US6101885A (en) * 1997-06-24 2000-08-15 Endress + Hauser Flowtec Ag Substitution kits for volumetric flow sensors and corresponding vortex flow sensors
US6317051B1 (en) 1998-08-03 2001-11-13 Jeffrey D. Cohen Water flow monitoring system determining the presence of leaks and stopping flow in water pipes
US6752027B1 (en) * 1999-04-06 2004-06-22 The Foxboro Company Vortex flowmeter including removeable and replaceable flow-obstruction element
EP1213566A3 (en) * 2000-12-06 2007-03-07 Haldor Topsoe A/S Method for determination of mass flow and density of a process stream
JP2003254799A (ja) * 2002-03-01 2003-09-10 Yokogawa Electric Corp 渦流量計
DE10240189A1 (de) * 2002-08-28 2004-03-04 Endress + Hauser Flowtec Ag, Reinach Verfahren zum Ermitteln eines Massendurchflusses eines in einer Rohrleitung strömenden Fluids
US6843139B2 (en) * 2003-03-12 2005-01-18 Rosemount Inc. Flow instrument with multisensors
EP3199934B1 (en) * 2014-09-24 2019-07-31 Seiko Instruments Inc. Pressure change measurement device, altitude measurement device, and pressure change measurement method

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US20050210998A1 (en) 2005-09-29
EP1730476B1 (en) 2021-04-28
EP1730476A1 (en) 2006-12-13
CN100523742C (zh) 2009-08-05
RU2339008C2 (ru) 2008-11-20
WO2005095902A1 (en) 2005-10-13
US7258024B2 (en) 2007-08-21
JP2007530951A (ja) 2007-11-01
RU2006137564A (ru) 2008-04-27
JP5096915B2 (ja) 2012-12-12
CN1934428A (zh) 2007-03-21

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