GB2029030B - Fluid flowmeter - Google Patents

Fluid flowmeter

Info

Publication number
GB2029030B
GB2029030B GB7918363A GB7918363A GB2029030B GB 2029030 B GB2029030 B GB 2029030B GB 7918363 A GB7918363 A GB 7918363A GB 7918363 A GB7918363 A GB 7918363A GB 2029030 B GB2029030 B GB 2029030B
Authority
GB
United Kingdom
Prior art keywords
fluid flowmeter
flowmeter
fluid
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.)
Expired
Application number
GB7918363A
Other versions
GB2029030A (en
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.)
LITRE METER Ltd
Original Assignee
LITRE METER 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 LITRE METER Ltd filed Critical LITRE METER Ltd
Publication of GB2029030A publication Critical patent/GB2029030A/en
Application granted granted Critical
Publication of GB2029030B publication Critical patent/GB2029030B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01F23/296—Acoustic waves
    • 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
    • G01F1/002—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow wherein the flow is in an open channel
    • 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
    • G01F1/66—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Acoustics & Sound (AREA)
  • Thermal Sciences (AREA)
  • Measuring Volume Flow (AREA)
GB7918363A 1978-05-31 1979-05-25 Fluid flowmeter Expired GB2029030B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2516078 1978-05-31

Publications (2)

Publication Number Publication Date
GB2029030A GB2029030A (en) 1980-03-12
GB2029030B true GB2029030B (en) 1982-09-08

Family

ID=10223205

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7918363A Expired GB2029030B (en) 1978-05-31 1979-05-25 Fluid flowmeter

Country Status (3)

Country Link
DE (1) DE2922266A1 (en)
FR (1) FR2427587A1 (en)
GB (1) GB2029030B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2197079A (en) * 1986-10-09 1988-05-11 Rolls Royce Motors Ltd Measuring fluid flow
DE3801658A1 (en) * 1988-01-21 1989-08-03 Ewald Hennel Method for determining a quantity of flowing liquid
DE4016529C1 (en) * 1990-05-22 1991-11-07 Turbo-Werk Messtechnik Gmbh, 5000 Koeln, De Flowmeter for open duct - has flow sensor movable across channel to supply computer with flow speeds measured at several points
DE4317366C2 (en) * 1993-05-25 1997-04-17 Ultrakust Electronic Gmbh Method and device for determining a volume flow
DE19857572C2 (en) * 1998-12-14 2002-10-10 Alfred Schoepf Method and device for determining the flow volume in a channel
DE10134264B4 (en) * 2001-07-18 2008-06-26 Nivus Gmbh flowmeter
DE10254077A1 (en) * 2002-08-23 2004-03-04 Markus Komposch Drain flow rate sensor has control electronics on telescopic rod with stand fitting into drain for use of measurement float or paddle sensor
DE102008058376A1 (en) 2008-11-20 2010-06-02 Nivus Gmbh Method and apparatus for fluid flow measurement
DE102010038734A1 (en) * 2010-07-30 2012-02-02 Testo Ag Probe for immersion in a measuring chamber or a measuring channel
EP2855997B1 (en) * 2012-05-30 2017-10-11 Rubicon Research Pty Ltd. Method for detecting silt in fluid networks
CN113279467B (en) * 2021-06-03 2022-09-13 中电建生态环境集团有限公司 Flow monitoring type drain pipe

Also Published As

Publication number Publication date
GB2029030A (en) 1980-03-12
FR2427587A1 (en) 1979-12-28
DE2922266A1 (en) 1979-12-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee