AU3254697A - Optical flow meter - Google Patents

Optical flow meter

Info

Publication number
AU3254697A
AU3254697A AU32546/97A AU3254697A AU3254697A AU 3254697 A AU3254697 A AU 3254697A AU 32546/97 A AU32546/97 A AU 32546/97A AU 3254697 A AU3254697 A AU 3254697A AU 3254697 A AU3254697 A AU 3254697A
Authority
AU
Australia
Prior art keywords
flow meter
optical flow
optical
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
AU32546/97A
Inventor
Jan Kikkenborg Larsen
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.)
Alka Electronic ApS
Original Assignee
Alka Electronic ApS
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 Alka Electronic ApS filed Critical Alka Electronic ApS
Publication of AU3254697A publication Critical patent/AU3254697A/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
    • G01F3/00—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow
    • 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
    • G01W—METEOROLOGY
    • G01W1/00—Meteorology
    • G01W1/14—Rainfall or precipitation gauges

Landscapes

  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Atmospheric Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Environmental Sciences (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
AU32546/97A 1996-07-02 1997-06-30 Optical flow meter Abandoned AU3254697A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DK727/96 1996-07-02
DK72796A DK72796A (en) 1996-07-02 1996-07-02 Optical fluid flowmeter
PCT/DK1997/000285 WO1998000736A1 (en) 1996-07-02 1997-06-30 Optical flow meter

Publications (1)

Publication Number Publication Date
AU3254697A true AU3254697A (en) 1998-01-21

Family

ID=8096856

Family Applications (1)

Application Number Title Priority Date Filing Date
AU32546/97A Abandoned AU3254697A (en) 1996-07-02 1997-06-30 Optical flow meter

Country Status (3)

Country Link
AU (1) AU3254697A (en)
DK (1) DK72796A (en)
WO (1) WO1998000736A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6617079B1 (en) 2000-06-19 2003-09-09 Mykrolis Corporation Process and system for determining acceptibility of a fluid dispense
FI118980B (en) * 2001-09-24 2008-05-30 Vaisala Oyj Rain sensors and method for measuring rain
FI116424B (en) * 2003-07-01 2005-11-15 Vaisala Oyj Process of measuring device observing hydrometeors and device therefor
CN102156306B (en) * 2011-03-09 2012-05-30 华南农业大学 Method and device for detecting infrared photoelectric rainwater based on error code detection mechanism
JP5849619B2 (en) * 2011-11-07 2016-01-27 セイコーエプソン株式会社 Droplet detector
JP5849629B2 (en) * 2011-11-14 2016-01-27 セイコーエプソン株式会社 Droplet detector
RU2617033C1 (en) * 2016-03-09 2017-04-19 Федеральное государственное бюджетное учреждение науки Институт мониторинга климатических и экологических систем Сибирского отделения Российской академии наук (ИМКЭС СО РАН) Method of optical precipitation metre calibration

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2293718A1 (en) * 1974-12-06 1976-07-02 Donnadieu Georges Rain gauge apparatus with photoelectric detection - for falling raindrops which pass through light beam of known area
US4314484A (en) * 1979-10-09 1982-02-09 University Of Utah Research Foundation Self-compensating optical drop count apparatus for measuring volumetric fluid flow
GB2080555A (en) * 1980-07-09 1982-02-03 Illingworth Anthony John A device to measure the sizes and concentration of solid or liquid particles as they move through a fluid
AU4536685A (en) * 1984-08-06 1986-02-13 Abbott Laboratories Optical drop detecting system
US4680977A (en) * 1985-03-06 1987-07-21 Ivac Corporation Optical flow sensor
US4754149A (en) * 1987-01-08 1988-06-28 Scientific Technology, Inc. Optical precipitation gauge which detects scintillations produced by particle movement in the light beam
JPH0524071Y2 (en) * 1988-08-11 1993-06-18

Also Published As

Publication number Publication date
DK72796A (en) 1998-01-03
WO1998000736A1 (en) 1998-01-08

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