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 PDFInfo
- 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
Links
- 241000826860 Trapezium Species 0.000 description 5
- 239000003973 paint Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 206010048909 Boredom Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000004941 influx Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
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 (enrdf_load_stackoverflow) |
| FR (1) | FR2508634A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2102953B (enrdf_load_stackoverflow) |
| IT (1) | IT1190771B (enrdf_load_stackoverflow) |
| NL (1) | NL8201316A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| 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 |
| DK0686254T3 (da) * | 1993-12-28 | 2000-07-10 | Flowtec Ag | Hvirvelstrømsdetektor med et opdæmningslegeme |
-
1981
- 1981-06-27 DE DE3125381A patent/DE3125381C2/de not_active Expired
-
1982
- 1982-03-30 NL NL8201316A patent/NL8201316A/nl not_active Application Discontinuation
- 1982-04-14 IT IT20721/82A patent/IT1190771B/it active
- 1982-04-29 FR FR8207611A patent/FR2508634A1/fr active Granted
- 1982-06-28 GB GB08218686A patent/GB2102953B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE3125381A1 (de) | 1983-03-03 |
| GB2102953A (en) | 1983-02-09 |
| GB2102953B (en) | 1985-01-30 |
| IT8220721A0 (it) | 1982-04-14 |
| FR2508634B3 (enrdf_load_stackoverflow) | 1984-05-25 |
| DE3125381C2 (de) | 1984-11-08 |
| FR2508634A1 (fr) | 1982-12-31 |
| IT1190771B (it) | 1988-02-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4317178A (en) | Multiple velocity traverse flow rate measuring technique | |
| Browne et al. | Calibration of X-probes for turbulent flow measurements | |
| US5835884A (en) | Method of determining a characteristic of a fluid | |
| Eaton | Turbulent flow reattachment: an experimental study of the flow and structure behind a backward-facing step | |
| US4248085A (en) | Measurement of relative velocities | |
| EP0619473B1 (en) | Double wing vortex flowmeter with strouhal number corrector | |
| EP0048588B1 (en) | Vortex-shedding flowmeter and method of measuring fluid flow | |
| DE2038569C3 (de) | Stromungsgeschwindigkeitsmesser nach dem Prinzip der Karmarfsehen Wirbel straße | |
| GB2221042A (en) | Measurement of multiphase flow | |
| EP0277121A1 (en) | FLOWMETER FOR FLUID. | |
| JPS5824816A (ja) | ドツプラ−型超音波流量計 | |
| US5726358A (en) | Method and device for measuring the discharge in partly filled or completely filled ducts and in open channels | |
| NL8201316A (nl) | Inrichting voor het meten van een doorstroom door bepaling van de frequentie van karman-wervels. | |
| Fasihfar et al. | An improved boundary layer transition correlation | |
| WO1994017368A9 (en) | Method and device for measuring the discharge in partly filled or completely filled ducts and in open channels | |
| Kueny et al. | Viscous flow over backward facing steps—an experimental investigation | |
| UA34492C2 (uk) | Вихровий витратомір для текучого середовища | |
| SE443450B (sv) | Fluidflodesmetare | |
| JPH0968448A (ja) | 流量計 | |
| US3927564A (en) | Vortex type flowmeter | |
| Menz | Vortex flowmeter with enhanced accuracy and reliability by means of sensor fusion and self-validation | |
| Waluś | Mathematical modelling of an ultrasonic flowmeter primary device | |
| NL1004544C2 (nl) | Werkwijze en inrichting voor het bepalen van de stroomsnelheid en/of doorvoer van een stromend fluïdum. | |
| Muste et al. | Discriminator laser Doppler velocimetry for measurement of liquid and particle velocities in sediment-laden flows | |
| DK0565851T3 (da) | Måleværdigiver til bestemmelse af gennemstrømningsmængden af en strømmende væske |
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 |