NL8201316A - Inrichting voor het meten van een doorstroom door bepaling van de frequentie van karman-wervels. - Google Patents

Inrichting voor het meten van een doorstroom door bepaling van de frequentie van karman-wervels. Download PDF

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Publication number
NL8201316A
NL8201316A NL8201316A NL8201316A NL8201316A NL 8201316 A NL8201316 A NL 8201316A NL 8201316 A NL8201316 A NL 8201316A NL 8201316 A NL8201316 A NL 8201316A NL 8201316 A NL8201316 A NL 8201316A
Authority
NL
Netherlands
Prior art keywords
flow
width
trapezoidal
rectangular
measuring
Prior art date
Application number
NL8201316A
Other languages
English (en)
Dutch (nl)
Original Assignee
Bopp & Reutner G M B H
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 Bopp & Reutner G M B H filed Critical Bopp & Reutner G M B H
Publication of NL8201316A publication Critical patent/NL8201316A/nl

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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
    • G01F1/3209—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 using Karman vortices
    • G01F1/3218—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 using Karman vortices bluff body design

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
NL8201316A 1981-06-27 1982-03-30 Inrichting voor het meten van een doorstroom door bepaling van de frequentie van karman-wervels. NL8201316A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3125381A DE3125381C2 (de) 1981-06-27 1981-06-27 Strömungsmesser
DE3125381 1981-06-27

Publications (1)

Publication Number Publication Date
NL8201316A true NL8201316A (nl) 1983-01-17

Family

ID=6135541

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8201316A NL8201316A (nl) 1981-06-27 1982-03-30 Inrichting voor het meten van een doorstroom door bepaling van de frequentie van karman-wervels.

Country Status (5)

Country Link
DE (1) DE3125381C2 (it)
FR (1) FR2508634A1 (it)
GB (1) GB2102953B (it)
IT (1) IT1190771B (it)
NL (1) NL8201316A (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4782710A (en) * 1986-04-30 1988-11-08 Fuji Electric Co., Ltd. Karman vortex flow meter
GB8628747D0 (en) * 1986-12-02 1987-01-07 Moore Barrett & Redwood Vortex-shedding flowmeters
EP0686254B1 (de) * 1993-12-28 2000-03-01 Endress + Hauser Flowtec AG Wirbeldurchflussaufnehmer mit einem staukörper

Also Published As

Publication number Publication date
FR2508634B3 (it) 1984-05-25
GB2102953A (en) 1983-02-09
FR2508634A1 (fr) 1982-12-31
DE3125381C2 (de) 1984-11-08
GB2102953B (en) 1985-01-30
DE3125381A1 (de) 1983-03-03
IT8220721A0 (it) 1982-04-14
IT1190771B (it) 1988-02-24

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: BOPP & REUTHER AKTIENGESELLSCHAFT

BV The patent application has lapsed