SG11201403045QA - A pressure differential flow meter including a constriction device that can create multiple areas of constriction - Google Patents
A pressure differential flow meter including a constriction device that can create multiple areas of constrictionInfo
- Publication number
- SG11201403045QA SG11201403045QA SG11201403045QA SG11201403045QA SG11201403045QA SG 11201403045Q A SG11201403045Q A SG 11201403045QA SG 11201403045Q A SG11201403045Q A SG 11201403045QA SG 11201403045Q A SG11201403045Q A SG 11201403045QA SG 11201403045Q A SG11201403045Q A SG 11201403045QA
- Authority
- SG
- Singapore
- Prior art keywords
- constriction
- flow meter
- pressure differential
- create multiple
- multiple areas
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F7/00—Volume-flow measuring devices with two or more measuring ranges; Compound meters
- G01F7/005—Volume-flow measuring devices with two or more measuring ranges; Compound meters by measuring pressure or differential pressure, created by the use of flow constriction
-
- 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
- G01F1/34—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 measuring pressure or differential pressure
- G01F1/36—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 measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
- G01F1/40—Details of construction of the flow constriction devices
-
- 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
- G01F1/34—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 measuring pressure or differential pressure
- G01F1/36—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 measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
- G01F1/40—Details of construction of the flow constriction devices
- G01F1/42—Orifices or nozzles
-
- 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
- G01F1/34—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 measuring pressure or differential pressure
- G01F1/36—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 measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
- G01F1/40—Details of construction of the flow constriction devices
- G01F1/44—Venturi tubes
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2012/025890 WO2013126043A1 (en) | 2012-02-21 | 2012-02-21 | A pressure differential flow meter including a constriction device that can create multiple areas of constriction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11201403045QA true SG11201403045QA (en) | 2014-07-30 |
Family
ID=49006072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201403045QA SG11201403045QA (en) | 2012-02-21 | 2012-02-21 | A pressure differential flow meter including a constriction device that can create multiple areas of constriction |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2817595A4 (en) |
| AU (1) | AU2012370521B2 (en) |
| BR (1) | BR112014016566A8 (en) |
| SG (1) | SG11201403045QA (en) |
| WO (1) | WO2013126043A1 (en) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1110712A (en) * | 1965-05-05 | 1968-04-24 | Matthew Lewis Nathan | Improvements relating to fluid-flow metering means |
| US3896670A (en) * | 1970-04-30 | 1975-07-29 | Scans Associates Inc | Venturi meter |
| US3724503A (en) * | 1971-04-30 | 1973-04-03 | Aeroquip Corp | Flow measurement and control |
| JP2962847B2 (en) * | 1991-02-01 | 1999-10-12 | 株式会社司測研 | Variable venturi type constant flow measurement control device |
| JPH0682282A (en) * | 1992-08-31 | 1994-03-22 | Tokyo Gas Co Ltd | Measuring equipment for flow rate |
| EP0874976B1 (en) * | 1996-01-17 | 2002-04-10 | Micro Motion Incorporated | Bypass type flowmeter |
| JPH09218062A (en) * | 1996-02-13 | 1997-08-19 | Tsukasa Sotsuken:Kk | Variable sectional area venturi type flow meter |
| WO1999015862A1 (en) * | 1997-09-24 | 1999-04-01 | Lockheed Martin Idaho Technologies Company | Special configuration differential pressure flow meter |
| CA2277395C (en) * | 1998-07-09 | 2008-10-14 | Honda Giken Kogyo Kabushiki Kaisha | Flow rate detector mechanism with variable venturi and exhaust gas sampling method using the same |
| DE10242377B4 (en) * | 2002-09-12 | 2007-03-08 | Siemens Ag | Apparatus and method for calibrating a mass flow sensor |
| US7983856B2 (en) * | 2007-10-12 | 2011-07-19 | Eldec Corporation | Flow meter |
-
2012
- 2012-02-21 EP EP12869217.5A patent/EP2817595A4/en not_active Withdrawn
- 2012-02-21 BR BR112014016566A patent/BR112014016566A8/en not_active Application Discontinuation
- 2012-02-21 AU AU2012370521A patent/AU2012370521B2/en not_active Ceased
- 2012-02-21 WO PCT/US2012/025890 patent/WO2013126043A1/en active Application Filing
- 2012-02-21 SG SG11201403045QA patent/SG11201403045QA/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR112014016566A8 (en) | 2017-07-04 |
| AU2012370521A1 (en) | 2014-06-26 |
| EP2817595A4 (en) | 2015-10-21 |
| BR112014016566A2 (en) | 2017-06-13 |
| AU2012370521B2 (en) | 2015-03-05 |
| EP2817595A1 (en) | 2014-12-31 |
| WO2013126043A1 (en) | 2013-08-29 |
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