GB0106115D0 - Flow velocity monitor - Google Patents

Flow velocity monitor

Info

Publication number
GB0106115D0
GB0106115D0 GBGB0106115.9A GB0106115A GB0106115D0 GB 0106115 D0 GB0106115 D0 GB 0106115D0 GB 0106115 A GB0106115 A GB 0106115A GB 0106115 D0 GB0106115 D0 GB 0106115D0
Authority
GB
United Kingdom
Prior art keywords
flow velocity
velocity monitor
monitor
flow
velocity
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.)
Ceased
Application number
GBGB0106115.9A
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.)
WRC PLC
Original Assignee
WRC PLC
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 WRC PLC filed Critical WRC PLC
Priority to GBGB0106115.9A priority Critical patent/GB0106115D0/en
Publication of GB0106115D0 publication Critical patent/GB0106115D0/en
Priority to GB0205922A priority patent/GB2376740A/en
Ceased 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
    • G01F1/002—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
    • G01F1/661—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 using light
    • 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
    • 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
    • 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
    • G01F23/2962—Measuring transit time of reflected waves
    • 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
    • G01P5/18—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the time taken to traverse a fixed distance
    • G01P5/22—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Measuring Volume Flow (AREA)
GBGB0106115.9A 2001-03-13 2001-03-13 Flow velocity monitor Ceased GB0106115D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB0106115.9A GB0106115D0 (en) 2001-03-13 2001-03-13 Flow velocity monitor
GB0205922A GB2376740A (en) 2001-03-13 2002-03-13 Method and device for determining fluid flow velocity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0106115.9A GB0106115D0 (en) 2001-03-13 2001-03-13 Flow velocity monitor

Publications (1)

Publication Number Publication Date
GB0106115D0 true GB0106115D0 (en) 2001-05-02

Family

ID=9910533

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0106115.9A Ceased GB0106115D0 (en) 2001-03-13 2001-03-13 Flow velocity monitor
GB0205922A Withdrawn GB2376740A (en) 2001-03-13 2002-03-13 Method and device for determining fluid flow velocity

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0205922A Withdrawn GB2376740A (en) 2001-03-13 2002-03-13 Method and device for determining fluid flow velocity

Country Status (1)

Country Link
GB (2) GB0106115D0 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0220985D0 (en) * 2002-09-10 2002-10-23 Wrc Plc Combined sewer overflow monitor
TW201500735A (en) * 2013-06-18 2015-01-01 Nat Applied Res Laboratories Method of mobile image identification for flow velocity and apparatus thereof
DE102013213340A1 (en) * 2013-07-08 2015-01-08 Vega Grieshaber Kg Determining a distance and a flow velocity of a medium
DE102013213346A1 (en) 2013-07-08 2015-01-08 Vega Grieshaber Kg Determination of level and flow rate of a medium
DE102013213345A1 (en) 2013-07-08 2015-01-08 Vega Grieshaber Kg Universal data acquisition in waters
US10161770B2 (en) 2016-06-30 2018-12-25 Ott Hydromet Gmbh Flow meter with adaptable beam characteristics
US10295385B2 (en) 2016-06-30 2019-05-21 Hach Company Flow meter with adaptable beam characteristics
US10408648B2 (en) 2016-06-30 2019-09-10 Hach Company Flow meter with adaptable beam characteristics
US10982984B2 (en) 2016-10-27 2021-04-20 Ysi, Inc. Technique to measure the distance between stations using DGPS/RTK GPS in the velocity area method (stationary) with an acoustic doppler current profiler
US11885653B2 (en) 2021-09-24 2024-01-30 Hydro Radar, LLC Flow and level monitoring fluid system including nadir-facing and angle flow sensors with MIMO phase radar sensors

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1398381A (en) * 1971-06-10 1975-06-18 Kent Instruments Ltd Correlators
US4257275A (en) * 1977-06-10 1981-03-24 Yokogawa Electric Works, Ltd. Velocity detecting apparatus
GB2083624A (en) * 1980-09-04 1982-03-24 Marconi Co Ltd Measuring flow or movement
EP0679906B1 (en) * 1994-04-22 1999-08-25 Mitsubishi Precision Co., Ltd. Apparatus for measuring physical quantities related to relative movement between two objects
GB9911161D0 (en) * 1999-05-14 1999-07-14 Hyde John Measuring the flow of particles in a fluid

Also Published As

Publication number Publication date
GB2376740A (en) 2002-12-24
GB0205922D0 (en) 2002-04-24

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)