FI102783B1 - Menetelmä virtausnopeusanturin linearisoimiseksi sekä linearisoitu virtauksen nopeuden mittauslaitteisto - Google Patents

Menetelmä virtausnopeusanturin linearisoimiseksi sekä linearisoitu virtauksen nopeuden mittauslaitteisto

Info

Publication number
FI102783B1
FI102783B1 FI946049A FI946049A FI102783B1 FI 102783 B1 FI102783 B1 FI 102783B1 FI 946049 A FI946049 A FI 946049A FI 946049 A FI946049 A FI 946049A FI 102783 B1 FI102783 B1 FI 102783B1
Authority
FI
Finland
Prior art keywords
flow rate
linearizing
measuring apparatus
linearized
rate sensor
Prior art date
Application number
FI946049A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI946049A (fi
FI946049A0 (fi
FI102783B (fi
Inventor
Tapani Ryhaenen
Original Assignee
Vaisala Oyj
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 Vaisala Oyj filed Critical Vaisala Oyj
Priority to FI946049A priority Critical patent/FI102783B1/fi
Publication of FI946049A0 publication Critical patent/FI946049A0/fi
Priority to CA002165616A priority patent/CA2165616C/en
Priority to EP95309266A priority patent/EP0718604A3/de
Priority to US08/576,313 priority patent/US5750903A/en
Priority to NO955218A priority patent/NO955218L/no
Priority to JP7334766A priority patent/JPH08240501A/ja
Publication of FI946049A publication Critical patent/FI946049A/fi
Application granted granted Critical
Publication of FI102783B publication Critical patent/FI102783B/fi
Publication of FI102783B1 publication Critical patent/FI102783B1/fi

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
    • G01F1/50—Correcting or compensating 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
    • G01F1/38—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 the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule
    • G01F1/383—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 the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule with electrical or electro-mechanical indication
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/14—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring differences of pressure in the fluid
    • G01P5/16—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring differences of pressure in the fluid using Pitot tubes, e.g. Machmeter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Measuring Volume Flow (AREA)
  • Measuring Fluid Pressure (AREA)
FI946049A 1994-12-22 1994-12-22 Menetelmä virtausnopeusanturin linearisoimiseksi sekä linearisoitu virtauksen nopeuden mittauslaitteisto FI102783B1 (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI946049A FI102783B1 (fi) 1994-12-22 1994-12-22 Menetelmä virtausnopeusanturin linearisoimiseksi sekä linearisoitu virtauksen nopeuden mittauslaitteisto
CA002165616A CA2165616C (en) 1994-12-22 1995-12-19 Method of linearizing a flow velocity sensor and a linearized flow velocity measurement apparatus
EP95309266A EP0718604A3 (de) 1994-12-22 1995-12-20 Linearisierungsverfahren für einen Strömungsgeschwindigkeitssensor und linearisierte Strömungsgeschwindigkeitsmessapparatur
US08/576,313 US5750903A (en) 1994-12-22 1995-12-21 Method of linearizing a flow velocity sensor, a linearized flow velocity measurement apparatus and system
NO955218A NO955218L (no) 1994-12-22 1995-12-21 Fremgangsmåte for linearisering av en sensor for strömningshastighet, og linearisert strömningsmåler
JP7334766A JPH08240501A (ja) 1994-12-22 1995-12-22 流れ速度センサを線形化する方法および線形化された流れ速度測定装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI946049A FI102783B1 (fi) 1994-12-22 1994-12-22 Menetelmä virtausnopeusanturin linearisoimiseksi sekä linearisoitu virtauksen nopeuden mittauslaitteisto
FI946049 1994-12-22

Publications (4)

Publication Number Publication Date
FI946049A0 FI946049A0 (fi) 1994-12-22
FI946049A FI946049A (fi) 1996-06-23
FI102783B FI102783B (fi) 1999-02-15
FI102783B1 true FI102783B1 (fi) 1999-02-15

Family

ID=8542043

Family Applications (1)

Application Number Title Priority Date Filing Date
FI946049A FI102783B1 (fi) 1994-12-22 1994-12-22 Menetelmä virtausnopeusanturin linearisoimiseksi sekä linearisoitu virtauksen nopeuden mittauslaitteisto

Country Status (6)

Country Link
US (1) US5750903A (de)
EP (1) EP0718604A3 (de)
JP (1) JPH08240501A (de)
CA (1) CA2165616C (de)
FI (1) FI102783B1 (de)
NO (1) NO955218L (de)

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EP1226406A1 (de) * 1999-09-29 2002-07-31 I.P.R. Co.(21) Limited Durchflussmesser
US6347519B1 (en) 2000-03-31 2002-02-19 Detroit Diesel Corporation System and method for measuring recirculated exhaust gas flow in a compression-ignition engine
GB2368398A (en) * 2000-09-27 2002-05-01 Blease Medical Equipment Ltd Apparatus and method for measuring fluid flow
US6516672B2 (en) 2001-05-21 2003-02-11 Rosemount Inc. Sigma-delta analog to digital converter for capacitive pressure sensor and process transmitter
PL3542869T3 (pl) * 2004-08-27 2021-07-05 Johns Hopkins University Jednorazowy monitor snu i oddechu
CN100487460C (zh) * 2005-04-13 2009-05-13 江苏三恒科技集团有限公司 风速测量装置及其检测矿井中风速的方法
US20090084193A1 (en) * 2007-09-27 2009-04-02 Victor Cerabone Apparatus for measuring an exhaust gas recirculation flow of an internal combustion engine
JP5596275B2 (ja) * 2008-04-14 2014-09-24 横河電機株式会社 物理量測定装置
JP5618491B2 (ja) * 2009-03-10 2014-11-05 横河電機株式会社 振動式センサ測定装置
US8890354B2 (en) 2012-05-02 2014-11-18 Empire Technology Development Llc Wind energy harnessing wall
US8836349B2 (en) * 2012-08-15 2014-09-16 Robert Bosch Gmbh Capacitive sensor
US8829924B2 (en) * 2012-08-20 2014-09-09 Smart Autonomous Solutions, Inc. Method and apparatus for monitoring physical properties
EP2992301B1 (de) * 2013-05-04 2019-08-28 Richard Steven Strömungsmessung
US9366555B2 (en) * 2013-12-18 2016-06-14 Lockheed Martin Corporation Air data system
US9645029B2 (en) * 2014-04-07 2017-05-09 Infineon Technology Ag Force feedback loop for pressure sensors
US10503181B2 (en) * 2016-01-13 2019-12-10 Honeywell International Inc. Pressure regulator
US11067607B2 (en) 2016-08-17 2021-07-20 KSR IP Holdings, LLC Sensing systems using current steering bridges
WO2018035321A1 (en) * 2016-08-17 2018-02-22 Ksr Ip Holdings Llc. Capacitive fluid level sensor for rapid response
CN112129328A (zh) * 2020-08-13 2020-12-25 江苏大学 一种微型风压风速集成传感器及制作和检测方法
CN112432675B (zh) * 2020-11-04 2023-10-24 合肥科迈捷智能传感技术有限公司 一种基于位置传感器的差压流量计零点偏置自动修正方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1248968B (de) * 1965-01-09
EP0118359B1 (de) * 1983-02-28 1987-05-20 Office National d'Etudes et de Recherches Aérospatiales (O.N.E.R.A.) Elektrostatischer Beschleunigungsmesser
US5083091A (en) * 1986-04-23 1992-01-21 Rosemount, Inc. Charged balanced feedback measurement circuit
US4987782A (en) * 1989-10-03 1991-01-29 Allied-Signal Inc. Capacitive pressure transducer system
US5194819A (en) * 1990-08-10 1993-03-16 Setra Systems, Inc. Linearized capacitance sensor system
DE4025883A1 (de) * 1990-08-16 1991-04-11 Peter Dr Ing Nenning Radizierendes elektronisches manometer, insbesondere differenzdruckmanometer und waermezaehler
IL106790A (en) * 1992-09-01 1996-08-04 Rosemount Inc A capacitive pressure sensation consisting of the bracket and the process of creating it
US5369544A (en) * 1993-04-05 1994-11-29 Ford Motor Company Silicon-on-insulator capacitive surface micromachined absolute pressure sensor
FI93579C (fi) * 1993-08-20 1995-04-25 Vaisala Oy Sähköstaattisen voiman avulla takaisinkytketty kapasitiivinen anturi ja menetelmä sen aktiivisen elementin muodon ohjaamiseksi
FI93580C (fi) * 1993-10-08 1995-04-25 Vaisala Oy Menetelmä ja laitteisto epäsymmetrisen paine-eroanturin takaisinkytkemiseksi
US5438880A (en) * 1994-05-17 1995-08-08 United Technologies Corporation Electrostatic linear airspeed transducer

Also Published As

Publication number Publication date
FI946049A (fi) 1996-06-23
FI946049A0 (fi) 1994-12-22
US5750903A (en) 1998-05-12
NO955218L (no) 1996-06-24
CA2165616C (en) 2007-10-16
EP0718604A2 (de) 1996-06-26
CA2165616A1 (en) 1996-06-23
NO955218D0 (no) 1995-12-21
FI102783B (fi) 1999-02-15
JPH08240501A (ja) 1996-09-17
EP0718604A3 (de) 1998-05-20

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Legal Events

Date Code Title Description
HC Name/ company changed in application

Owner name: VAISALA OYJ

MA Patent expired