JPS635687B2 - - Google Patents
Info
- Publication number
- JPS635687B2 JPS635687B2 JP57218536A JP21853682A JPS635687B2 JP S635687 B2 JPS635687 B2 JP S635687B2 JP 57218536 A JP57218536 A JP 57218536A JP 21853682 A JP21853682 A JP 21853682A JP S635687 B2 JPS635687 B2 JP S635687B2
- Authority
- JP
- Japan
- Prior art keywords
- bluff
- vortex
- bistable
- diaphragm
- displacement
- 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.)
- Expired
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
- G01F1/325—Means for detecting quantities used as proxy variables for swirl
- G01F1/3259—Means for detecting quantities used as proxy variables for swirl for detecting fluid pressure oscillations
- G01F1/3266—Means for detecting quantities used as proxy variables for swirl for detecting fluid pressure oscillations by sensing mechanical vibrations
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 |
---|---|---|---|
US06/331,057 US4453416A (en) | 1981-12-15 | 1981-12-15 | Vortex shedding flow measurement |
US331057 | 1981-12-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58160814A JPS58160814A (ja) | 1983-09-24 |
JPS635687B2 true JPS635687B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-02-04 |
Family
ID=23292452
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57218536A Granted JPS58160814A (ja) | 1981-12-15 | 1982-12-15 | 渦離脱型流量測定 |
Country Status (3)
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0110321B1 (en) * | 1982-11-25 | 1988-09-07 | Oval Engineering Co., Ltd. | Vortex flow meter |
US5808209A (en) * | 1994-03-23 | 1998-09-15 | Schlumberger Industries, S.A. | Vortex fluid meter including a profiled pipe |
US6003383A (en) * | 1994-03-23 | 1999-12-21 | Schlumberger Industries, S.A. | Vortex fluid meter incorporating a double obstacle |
EP2044392B1 (de) | 2006-07-21 | 2019-05-08 | Endress + Hauser Flowtec AG | MESSSYSTEM FÜR EIN IN EINER PROZEßLEITUNG STRÖMENDES MEDIUM |
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 |
US8966970B2 (en) * | 2012-12-18 | 2015-03-03 | General Electric Company | Flow sensor assembly having a hybrid sensor response |
US9599493B2 (en) * | 2014-10-31 | 2017-03-21 | Invensys Systems, Inc. | Split flow vortex flowmeter |
CN104729591B (zh) * | 2015-01-16 | 2017-09-29 | 合肥工业大学 | 一种基于数据替换的涡街流量计抗低频强瞬态冲击振动的信号处理方法 |
CA3111185C (en) * | 2018-08-30 | 2023-08-01 | Micro Motion, Inc. | Non-invasive sensor for vortex flowmeter |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3564915A (en) * | 1967-09-27 | 1971-02-23 | Yokogawa Electric Works Ltd | Current meter or flow meter |
DE2458901C3 (de) * | 1974-04-23 | 1986-07-10 | The Foxboro Co., Foxboro, Mass. | Strömungsmesser |
US4006083A (en) * | 1975-10-09 | 1977-02-01 | Caterpillar Tractor Co. | Pressure differential switch |
US4003251A (en) * | 1976-03-19 | 1977-01-18 | Fischer & Porter Co. | Acceleration-proof vortex-type flowmeter |
JPS54145571A (en) * | 1978-05-06 | 1979-11-13 | Nissan Motor | Karman vortex flow meter |
-
1981
- 1981-12-15 US US06/331,057 patent/US4453416A/en not_active Expired - Fee Related
-
1982
- 1982-12-13 CA CA000417538A patent/CA1186916A/en not_active Expired
- 1982-12-15 JP JP57218536A patent/JPS58160814A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
US4453416A (en) | 1984-06-12 |
JPS58160814A (ja) | 1983-09-24 |
CA1186916A (en) | 1985-05-14 |