AU2001288172A1 - A device and a method for measuring the flow in a fluid - Google Patents

A device and a method for measuring the flow in a fluid

Info

Publication number
AU2001288172A1
AU2001288172A1 AU2001288172A AU8817201A AU2001288172A1 AU 2001288172 A1 AU2001288172 A1 AU 2001288172A1 AU 2001288172 A AU2001288172 A AU 2001288172A AU 8817201 A AU8817201 A AU 8817201A AU 2001288172 A1 AU2001288172 A1 AU 2001288172A1
Authority
AU
Australia
Prior art keywords
fluid
measuring
flow
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.)
Abandoned
Application number
AU2001288172A
Inventor
Mats Abom
Mats Larsson
Peter Lofgren
Tomas Nygren
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.)
ABB Technology FLB AB
Original Assignee
ABB Flaekt AB
Flaekt AB
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 ABB Flaekt AB, Flaekt AB filed Critical ABB Flaekt AB
Publication of AU2001288172A1 publication Critical patent/AU2001288172A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1785Methods, e.g. algorithms; Devices
    • G10K11/17853Methods, e.g. algorithms; Devices of the filter
    • G10K11/17854Methods, e.g. algorithms; Devices of the filter the filter being an adaptive filter
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1785Methods, e.g. algorithms; Devices
    • G10K11/17857Geometric disposition, e.g. placement of microphones
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1787General system configurations
    • G10K11/17879General system configurations using both a reference signal and an error signal
    • G10K11/17881General system configurations using both a reference signal and an error signal the reference signal being an acoustic signal, e.g. recorded with a microphone

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
AU2001288172A 2000-09-18 2001-09-14 A device and a method for measuring the flow in a fluid Abandoned AU2001288172A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE0003348A SE0003348D0 (en) 2000-09-18 2000-09-18 Apparatus and method for measuring the flow in a fluid
SE0003348 2000-09-18
PCT/SE2001/001975 WO2002023136A1 (en) 2000-09-18 2001-09-14 A device and a method for measuring the flow in a fluid

Publications (1)

Publication Number Publication Date
AU2001288172A1 true AU2001288172A1 (en) 2002-03-26

Family

ID=20281083

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001288172A Abandoned AU2001288172A1 (en) 2000-09-18 2001-09-14 A device and a method for measuring the flow in a fluid

Country Status (3)

Country Link
AU (1) AU2001288172A1 (en)
SE (1) SE0003348D0 (en)
WO (1) WO2002023136A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7197942B2 (en) * 2003-06-05 2007-04-03 Cidra Corporation Apparatus for measuring velocity and flow rate of a fluid having a non-negligible axial mach number using an array of sensors
DE102005042792B3 (en) * 2005-09-08 2007-05-31 Rohde & Schwarz Ftk Gmbh Fluid flow speed and/or temperature measuring method for use in e.g. closed flow system, involves deriving flow speed and/or temperature of fluid flowing through measuring sections from simultaneously determined delays of ultrasound signals
HUP0700785A2 (en) 2007-12-05 2009-06-29 Thormed Kft Method and apparatus for determining the flow parameters of a streaming medium
CN112188379B (en) * 2020-09-29 2021-11-02 深圳市音鸿电子有限公司 Sound detection device utilizing magnetorheological fluid

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE467552B (en) * 1988-10-31 1992-08-03 Jerker Delsing SETTING AND DEVICE MEASURING THE SUBSTANCE FLOW M OF A FLUIDIUM
FI87493C (en) * 1991-12-23 1993-01-11 Kytoelae Instrumenttitehdas OVER ANCHORING FOR OVER MAINTENANCE AV STROEMNINGSHASTIGHETEN AV GASER OCH / ELLER STORHETER SOM KAN HAERLEDAS FRAON DENNA
NO174643C (en) * 1992-01-13 1994-06-08 Jon Steinar Gudmundsson Apparatus and method for determining flow rate and gas / liquid ratio in multi-phase streams
FI88208C (en) * 1992-04-01 1993-04-13 Valtion Teknillinen FARING EQUIPMENT FOR ACOUSTIC MAINTENANCE AV ENTRY
FI88209C (en) * 1992-04-14 1993-04-13 Kytoelae Instrumenttitehdas Method and apparatus for acoustic current measurement to assure the performance
AU1907995A (en) * 1993-12-30 1995-08-01 Bolt Beranek And Newman Inc. Active muffler
FI94909C (en) * 1994-04-19 1995-11-10 Valtion Teknillinen Acoustic flow measurement method and applicable device
DE19722274A1 (en) * 1997-05-28 1998-12-03 Degussa Method for measuring density and mass flow

Also Published As

Publication number Publication date
SE0003348D0 (en) 2000-09-18
WO2002023136A1 (en) 2002-03-21

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