IT8448965A0 - Apparecchio sensibile a carica elettrica per misurare la velocita' di un fluido - Google Patents

Apparecchio sensibile a carica elettrica per misurare la velocita' di un fluido

Info

Publication number
IT8448965A0
IT8448965A0 IT8448965A IT4896584A IT8448965A0 IT 8448965 A0 IT8448965 A0 IT 8448965A0 IT 8448965 A IT8448965 A IT 8448965A IT 4896584 A IT4896584 A IT 4896584A IT 8448965 A0 IT8448965 A0 IT 8448965A0
Authority
IT
Italy
Prior art keywords
measure
fluid
speed
electrically charged
charged apparatus
Prior art date
Application number
IT8448965A
Other languages
English (en)
Other versions
IT8448965A1 (it
IT1178035B (it
Inventor
Edward J Mchale
Wade M Mattar
Original Assignee
Foxbord Co
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 Foxbord Co filed Critical Foxbord Co
Publication of IT8448965A0 publication Critical patent/IT8448965A0/it
Publication of IT8448965A1 publication Critical patent/IT8448965A1/it
Application granted granted Critical
Publication of IT1178035B publication Critical patent/IT1178035B/it

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
    • G01F1/56—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 using electric or magnetic effects
    • G01F1/58—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 using electric or magnetic effects by electromagnetic flowmeters
    • 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
    • G01F1/05—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 using mechanical effects
    • G01F1/20—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 using mechanical effects by detection of dynamic effects of the flow
    • G01F1/32—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 using mechanical effects by detection of dynamic effects of the flow using swirl flowmeters
    • G01F1/325—Means for detecting quantities used as proxy variables for swirl
    • 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
    • G01F1/56—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 using electric or magnetic effects
    • G01F1/64—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 using electric or magnetic effects by measuring electrical currents passing through the fluid flow; measuring electrical potential generated by the fluid flow, e.g. by electrochemical, contact or friction effects

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
  • Details Of Flowmeters (AREA)
IT48965/84A 1983-10-07 1984-10-05 Apparecchio sensibile a carica elettrica per misurare la velocita' di un fluido IT1178035B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/539,769 US4592240A (en) 1983-10-07 1983-10-07 Electrical-charge sensing flowmeter

Publications (3)

Publication Number Publication Date
IT8448965A0 true IT8448965A0 (it) 1984-10-05
IT8448965A1 IT8448965A1 (it) 1986-04-05
IT1178035B IT1178035B (it) 1987-09-03

Family

ID=24152566

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48965/84A IT1178035B (it) 1983-10-07 1984-10-05 Apparecchio sensibile a carica elettrica per misurare la velocita' di un fluido

Country Status (10)

Country Link
US (1) US4592240A (it)
EP (1) EP0158666A1 (it)
JP (1) JPS61500276A (it)
AU (1) AU3436784A (it)
CA (1) CA1224059A (it)
DK (1) DK253185D0 (it)
FI (1) FI852269L (it)
IT (1) IT1178035B (it)
NO (1) NO852271L (it)
WO (1) WO1985001795A1 (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2607250A1 (fr) * 1986-11-25 1988-05-27 Schlumberger Cie Dowell Debitmetre pour fluides dielectriques, a intercorrelation sur bruit triboelectrique et applications notamment aux fluides du secteur petrolier
JPH01191406A (ja) * 1988-01-27 1989-08-01 Mitsubishi Electric Corp 静止誘導電気機器
JPH01131119U (it) * 1988-03-01 1989-09-06
KR920002274Y1 (ko) * 1988-03-15 1992-04-06 미쓰비시전기 주식회사 와 유량계
JPH01140128U (it) * 1988-03-17 1989-09-26
US4947468A (en) * 1989-03-20 1990-08-07 Electric Power Research Institute, Inc. Bypass tandem chamber charge density monitor
GB2277154B (en) * 1993-04-06 1997-06-25 Pollution Control & Measuremen Method and apparatus for detecting particles in a flow
EP0686254B1 (de) * 1993-12-28 2000-03-01 Endress + Hauser Flowtec AG Wirbeldurchflussaufnehmer mit einem staukörper
US6435036B1 (en) * 2000-07-17 2002-08-20 Matsushita Electric Industrial Co., Ltd. Vortex flow meter
DE10221677C1 (de) * 2002-05-16 2003-04-30 Fachhochschule Kiel Verfahren zur Messung eines ein Messrohr durchströmenden Mediums
US6920799B1 (en) * 2004-04-15 2005-07-26 Rosemount Inc. Magnetic flow meter with reference electrode
DE102006022635A1 (de) * 2006-05-12 2007-11-29 Endress + Hauser Flowtec Ag Verfahren zur Signalverarbeitung für Messsignale eines Wirbeldurchflussmessaufnehmers
EP2044392B1 (de) * 2006-07-21 2019-05-08 Endress + Hauser Flowtec AG MESSSYSTEM FÜR EIN IN EINER PROZEßLEITUNG STRÖMENDES MEDIUM
EP2074385B2 (en) 2006-09-29 2022-07-06 Rosemount Inc. Magnetic flowmeter with verification
TW200825382A (en) * 2006-12-15 2008-06-16 Univ Nat Taiwan Eddy current precision flow meter
US7882751B2 (en) * 2007-07-19 2011-02-08 Endress + Hauser Flowtec Ag Measuring system with a flow conditioner for flow profile stabilization
US7509163B1 (en) * 2007-09-28 2009-03-24 International Business Machines Corporation Method and system for subject-adaptive real-time sleep stage classification
DE102011116282B4 (de) * 2011-10-19 2013-07-04 Krohne Messtechnik Gmbh Verfahren zum Betrieb eines Vortexdurchflussmessgeräts
DE102011119981B4 (de) * 2011-12-02 2014-02-27 Krohne Messtechnik Gmbh Vortex-Durchflussmessgerät
DE102015100213B3 (de) * 2015-01-09 2016-05-25 Helmholtz-Zentrum Dresden - Rossendorf E.V. Anordnung zum Erfassen des Strömungsgeschwindigkeits-Feldes einer Fluidströmung in einem Strömungsquerschnitt
US10451464B1 (en) 2018-08-05 2019-10-22 Electronics Inc. Capacitive sensor for a flow control valve
RU2765608C1 (ru) * 2018-08-30 2022-02-01 Майкро Моушн, Инк. Неинвазивный датчик для вихревого расходомера

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2491445A (en) * 1947-02-24 1949-12-13 Shell Dev Flowmeter
US3478261A (en) * 1968-12-31 1969-11-11 Exxon Research Engineering Co Process for measuring static charge in a liquid hydrocarbon stream
JPS4978573A (it) * 1972-11-30 1974-07-29
JPS5242063A (en) * 1975-09-29 1977-04-01 Matsushita Electric Ind Co Ltd Counter circuit
US4026150A (en) * 1976-02-17 1977-05-31 Shell Oil Company Mass flow meter
DE2905070A1 (de) * 1979-02-10 1980-08-14 Kernforschungsz Karlsruhe Einrichtung zum messen des durchflusses
US4363244A (en) * 1979-11-08 1982-12-14 Rabeh Riadh H A Fluid velocity meter
FR2476845A1 (fr) * 1980-02-27 1981-08-28 Barat Jean Anemometre ionique a comptage
EP0118791A1 (en) * 1983-02-16 1984-09-19 Wilgood Corporation Liquid impedance flow detectors

Also Published As

Publication number Publication date
IT8448965A1 (it) 1986-04-05
JPS61500276A (ja) 1986-02-20
US4592240A (en) 1986-06-03
EP0158666A1 (en) 1985-10-23
FI852269A0 (fi) 1985-06-06
DK253185A (da) 1985-06-06
AU3436784A (en) 1985-05-07
IT1178035B (it) 1987-09-03
DK253185D0 (da) 1985-06-06
NO852271L (no) 1985-06-05
CA1224059A (en) 1987-07-14
FI852269L (fi) 1985-06-06
WO1985001795A1 (en) 1985-04-25

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19941031