HK89390A - Processing sensor signals from light detectors - Google Patents

Processing sensor signals from light detectors

Info

Publication number
HK89390A
HK89390A HK893/90A HK89390A HK89390A HK 89390 A HK89390 A HK 89390A HK 893/90 A HK893/90 A HK 893/90A HK 89390 A HK89390 A HK 89390A HK 89390 A HK89390 A HK 89390A
Authority
HK
Hong Kong
Prior art keywords
sensor signals
light detectors
processing sensor
processing
detectors
Prior art date
Application number
HK893/90A
Other languages
English (en)
Inventor
William Lee Thompson
Original Assignee
Babcock & Wilcox 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 Babcock & Wilcox Co filed Critical Babcock & Wilcox Co
Publication of HK89390A publication Critical patent/HK89390A/xx

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
    • G01F1/05—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
    • 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
    • G01F1/3287—Means for detecting quantities used as proxy variables for swirl circuits therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Amplifiers (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Lasers (AREA)
  • Optical Communication System (AREA)
  • Measuring Volume Flow (AREA)
  • Optical Transform (AREA)
HK893/90A 1986-01-21 1990-11-01 Processing sensor signals from light detectors HK89390A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/820,769 US4656353A (en) 1986-01-21 1986-01-21 Variable pulse rate led electronics for a fiber optic vortex shedding flowmeter

Publications (1)

Publication Number Publication Date
HK89390A true HK89390A (en) 1990-11-09

Family

ID=25231676

Family Applications (1)

Application Number Title Priority Date Filing Date
HK893/90A HK89390A (en) 1986-01-21 1990-11-01 Processing sensor signals from light detectors

Country Status (13)

Country Link
US (1) US4656353A (xx)
EP (1) EP0234680B1 (xx)
JP (1) JPS62170818A (xx)
KR (1) KR870007415A (xx)
AU (1) AU603551B2 (xx)
BR (1) BR8605918A (xx)
CA (1) CA1273817A (xx)
DE (1) DE3763483D1 (xx)
ES (1) ES2004029A6 (xx)
HK (1) HK89390A (xx)
IN (1) IN166085B (xx)
MX (1) MX161522A (xx)
SG (1) SG75090G (xx)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4742574A (en) * 1986-02-03 1988-05-03 The Babcock & Wilcox Company Two-wire 4-20 mA electronics for a fiber optic vortex shedding flowmeter
CA2000700A1 (en) * 1988-10-14 1990-04-14 Gerald L. Schlatter Signal processing method and apparatus for flowmeters
NO902076L (no) * 1989-09-06 1991-03-07 Int Control Automation Finance Anordning til synkronisering av driften av kretser som ertilsluttet en stroemningsmaaler.
US4976157A (en) * 1989-11-08 1990-12-11 The Babcock & Wilcox Company Fiber optic flow sensor
GB2238380A (en) * 1989-11-23 1991-05-29 Hughes Microelectronics Ltd Vortex shedding flowmeter
US5254846A (en) * 1990-06-01 1993-10-19 Banner Engineering Corporation Analog photosensor operating on the power from a standard 4-20 ma instrumentation current loop
US5170035A (en) * 1990-11-28 1992-12-08 Webster Lee R Sensor circuit for controlling flow in an instrument loop
GB2276392B (en) * 1993-02-22 1997-03-26 D G P Improved production of natural flavours and fragrances
US5832157A (en) 1996-07-12 1998-11-03 Mcdermott Technology, Inc. Fiber optic acoustic emission sensor
US6215514B1 (en) * 1997-06-27 2001-04-10 Trilithic, Inc. Ingress monitoring system
US6014100A (en) * 1998-02-27 2000-01-11 Vega Grieshaber Kg Two-wire RADAR sensor with intermittently operating circuitry components
US6097478A (en) * 1998-04-02 2000-08-01 Mcdermott Technology, Inc. Fiber optic acoustic emission sensor
DE102007021099A1 (de) 2007-05-03 2008-11-13 Endress + Hauser (Deutschland) Ag + Co. Kg Verfahren zum Inbetriebnehmen und/oder Rekonfigurieren eines programmierbaren Feldmeßgeräts
DE102007058608A1 (de) 2007-12-04 2009-06-10 Endress + Hauser Flowtec Ag Elektrisches Gerät
DE102008022373A1 (de) 2008-05-06 2009-11-12 Endress + Hauser Flowtec Ag Meßgerät sowie Verfahren zum Überwachen eines Meßgeräts
WO2011131399A1 (de) 2010-04-19 2011-10-27 Endress+Hauser Flowtec Ag Treiberschaltung für einen messwandler sowie damit gebildetes messsystem
DE202010006553U1 (de) 2010-05-06 2011-10-05 Endress + Hauser Flowtec Ag Elektronisches Meßgerät mit einem Optokoppler
DE102010030924A1 (de) 2010-06-21 2011-12-22 Endress + Hauser Flowtec Ag Elektronik-Gehäuse für ein elektronisches Gerät bzw. damit gebildetes Gerät
DE102011076838A1 (de) 2011-05-31 2012-12-06 Endress + Hauser Flowtec Ag Meßgerät-Elektronik für ein Meßgerät-Gerät sowie damit gebildetes Meßgerät-Gerät
DE102013202264A1 (de) * 2013-02-12 2014-08-14 Robert Bosch Gmbh Vorrichtung und Verfahren zum Betreiben einer elektrischen Einheit
US10429228B2 (en) * 2013-05-13 2019-10-01 The Boeing Company Fuel level measurement using in-tank measuring system
DE102016114860A1 (de) 2016-08-10 2018-02-15 Endress + Hauser Flowtec Ag Treiberschaltung sowie damit gebildete Umformer-Elektronik bzw. damit gebildetes Meßsystem
BR112020006442B1 (pt) 2017-10-27 2023-03-21 Basf Se Processo de purificação de etilenodiamina
JP7277455B2 (ja) 2017-10-27 2023-05-19 ビーエーエスエフ ソシエタス・ヨーロピア Ｅｄａ含有混合物からのｎ－メチルエチレンジアミンの分離除去
DE102022119145A1 (de) 2022-07-29 2024-02-01 Endress+Hauser Flowtec Ag Anschlussschaltung für ein Feldgerät und Feldgerät

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4011754A (en) * 1976-06-07 1977-03-15 International Standard Electric Corporation Flowmeter
US4270391A (en) * 1979-08-24 1981-06-02 Fischer & Porter Co. Frequency-responsive filter for flowmeter transmission system
GB2116701B (en) * 1982-03-02 1985-09-25 Itt Ind Ltd Fluid flowmeter
GB2132351A (en) * 1982-12-17 1984-07-04 Sarasota Automation Vortex flowmeter
US4628197A (en) * 1984-05-21 1986-12-09 The Babcock & Wilcox Company Electronics for fiber optic vortex shedding flow meter
US4742574A (en) * 1986-02-03 1988-05-03 The Babcock & Wilcox Company Two-wire 4-20 mA electronics for a fiber optic vortex shedding flowmeter

Also Published As

Publication number Publication date
CA1273817A (en) 1990-09-11
MX161522A (es) 1990-10-23
ES2004029A6 (es) 1988-12-01
IN166085B (xx) 1990-03-10
AU603551B2 (en) 1990-11-22
EP0234680A1 (en) 1987-09-02
US4656353A (en) 1987-04-07
KR870007415A (ko) 1987-08-19
DE3763483D1 (de) 1990-08-09
BR8605918A (pt) 1987-09-08
EP0234680B1 (en) 1990-07-04
JPS62170818A (ja) 1987-07-27
SG75090G (en) 1990-11-23
AU6317786A (en) 1987-07-23

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