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AU2003238749A1 - Flow meter - Google Patents

Flow meter

Info

Publication number
AU2003238749A1
AU2003238749A1 AU2003238749A AU2003238749A AU2003238749A1 AU 2003238749 A1 AU2003238749 A1 AU 2003238749A1 AU 2003238749 A AU2003238749 A AU 2003238749A AU 2003238749 A AU2003238749 A AU 2003238749A AU 2003238749 A1 AU2003238749 A1 AU 2003238749A1
Authority
AU
Australia
Prior art keywords
flow meter
meter
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
AU2003238749A
Inventor
David Michael Densham Williams
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.)
Sensortec Ltd
Original Assignee
Sensortec Ltd
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 Sensortec Ltd filed Critical Sensortec Ltd
Publication of AU2003238749A1 publication Critical patent/AU2003238749A1/en
Abandoned legal-status Critical Current

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
    • G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
    • G01F1/708—Measuring the time taken to traverse a fixed distance
    • G01F1/7086—Measuring the time taken to traverse a fixed distance using optical detecting arrangements
    • 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
    • G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
    • G01F1/708—Measuring the time taken to traverse a fixed distance
    • G01F1/712—Measuring the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection 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
    • G01F1/74—Devices for measuring flow of a fluid or flow of a fluent solid material in suspension in another fluid
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Measuring Volume Flow (AREA)
AU2003238749A 2002-06-12 2003-06-12 Flow meter Abandoned AU2003238749A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NZ519503A NZ519503A (en) 2002-06-12 2002-06-12 Flow meter, for liquid/gas with emitter/detector arranged about conduit in opposing positions
NZ519503 2002-06-12
PCT/NZ2003/000120 WO2003106934A1 (en) 2002-06-12 2003-06-12 Flow meter

Publications (1)

Publication Number Publication Date
AU2003238749A1 true AU2003238749A1 (en) 2003-12-31

Family

ID=29728993

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003238749A Abandoned AU2003238749A1 (en) 2002-06-12 2003-06-12 Flow meter

Country Status (3)

Country Link
AU (1) AU2003238749A1 (en)
NZ (1) NZ519503A (en)
WO (1) WO2003106934A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2533758C2 (en) * 2009-07-07 2014-11-20 Сименс Акциенгезелльшафт Device and method for measurement of multiphase fluid flow
WO2012169923A1 (en) * 2011-06-08 2012-12-13 Siemens Aktiengesellschaft Apparatus and method for measuring the flow-rate and composition of a multi-phase fluid mixture
CN104198002A (en) * 2014-08-28 2014-12-10 内蒙古大学 Non-contact raw milk flow meter based on infrared light curtain
EP3379925B1 (en) 2015-11-27 2020-06-17 DeLaval Holding AB System for evaluating a cleaning process in respect of a milk transporting conduit structure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2168150B (en) * 1984-12-05 1988-12-14 Atomic Energy Authority Uk Pipeline inspection
US4683759A (en) * 1985-12-23 1987-08-04 Texaco Inc. Characterization of two-phase flow in pipes
US5600073A (en) * 1994-11-02 1997-02-04 Foster-Miller, Inc. Method and system for analyzing a two phase flow
US5719329B1 (en) * 1995-12-28 1999-11-16 Univ Ohio Ultrasonic measuring system and method of operation
WO2001067050A1 (en) * 2000-03-09 2001-09-13 Nest International N.V. Simultaneous determination of multiphase flowrates and concentrations

Also Published As

Publication number Publication date
WO2003106934A1 (en) 2003-12-24
NZ519503A (en) 2005-02-25

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase