CA2046658C - Electromagnetic driver and sensor - Google Patents
Electromagnetic driver and sensorInfo
- Publication number
- CA2046658C CA2046658C CA002046658A CA2046658A CA2046658C CA 2046658 C CA2046658 C CA 2046658C CA 002046658 A CA002046658 A CA 002046658A CA 2046658 A CA2046658 A CA 2046658A CA 2046658 C CA2046658 C CA 2046658C
- Authority
- CA
- Canada
- Prior art keywords
- assembly
- magnetic
- shield
- loop
- shielded
- 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 - Fee Related
Links
- 230000033001 locomotion Effects 0.000 claims description 24
- 230000003534 oscillatory effect Effects 0.000 claims description 13
- 230000010355 oscillation Effects 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 10
- 230000035699 permeability Effects 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 230000004907 flux Effects 0.000 description 23
- 229910021384 soft carbon Inorganic materials 0.000 description 7
- 239000010962 carbon steel Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000003993 interaction Effects 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005355 Hall effect Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
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- 230000008859 change Effects 0.000 description 1
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- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
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- 239000003208 petroleum Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
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- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 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
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
- G01F1/78—Direct mass flowmeters
- G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
- G01F1/84—Coriolis or gyroscopic mass flowmeters
- G01F1/8409—Coriolis or gyroscopic mass flowmeters constructional details
- G01F1/8413—Coriolis or gyroscopic mass flowmeters constructional details means for influencing the flowmeter's motional or vibrational behaviour, e.g., conduit support or fixing means, or conduit attachments
-
- 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
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
- G01F1/78—Direct mass flowmeters
- G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
- G01F1/84—Coriolis or gyroscopic mass flowmeters
- G01F1/8409—Coriolis or gyroscopic mass flowmeters constructional details
- G01F1/8422—Coriolis or gyroscopic mass flowmeters constructional details exciters
-
- 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
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
- G01F1/78—Direct mass flowmeters
- G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
- G01F1/84—Coriolis or gyroscopic mass flowmeters
- G01F1/8409—Coriolis or gyroscopic mass flowmeters constructional details
- G01F1/8427—Coriolis or gyroscopic mass flowmeters constructional details detectors
-
- 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
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
- G01F1/78—Direct mass flowmeters
- G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
- G01F1/84—Coriolis or gyroscopic mass flowmeters
- G01F1/845—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits
- G01F1/8468—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits
- G01F1/8481—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits having loop-shaped measuring conduits, e.g. the measuring conduits form a loop with a crossing point
- G01F1/8486—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits having loop-shaped measuring conduits, e.g. the measuring conduits form a loop with a crossing point with multiple measuring conduits
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 |
|---|---|---|---|
| US446,310 | 1989-12-05 | ||
| US07/446,310 US5048350A (en) | 1989-12-05 | 1989-12-05 | Electromagnetic driver and sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2046658A1 CA2046658A1 (en) | 1991-06-06 |
| CA2046658C true CA2046658C (en) | 1996-05-28 |
Family
ID=23772107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002046658A Expired - Fee Related CA2046658C (en) | 1989-12-05 | 1990-12-05 | Electromagnetic driver and sensor |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5048350A (enExample) |
| EP (1) | EP0456801B1 (enExample) |
| JP (1) | JPH07119640B2 (enExample) |
| CA (1) | CA2046658C (enExample) |
| DE (1) | DE69017008T2 (enExample) |
| RU (1) | RU2107263C1 (enExample) |
| WO (1) | WO1991008448A1 (enExample) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2155939C2 (ru) * | 1994-08-29 | 2000-09-10 | Микро Моушн, Инк. | Расходомер кориолиса и способ измерения расхода с использованием расходомера кориолиса (варианты) |
| US5546814A (en) * | 1994-10-26 | 1996-08-20 | The Foxboro Company | Parallel-flow coriolis-type mass flowmeter with flow-dividing manifold |
| USD369562S (en) | 1995-02-27 | 1996-05-07 | Tridelta Industries, Inc. | Pneumatic sensor |
| US6178828B1 (en) | 1998-02-11 | 2001-01-30 | Wade M. Mattar | Free standing Coriolis driver |
| US6286373B1 (en) * | 1999-02-12 | 2001-09-11 | Micro Motion, Inc. | Coriolis flowmeter having an explosion proof housing |
| EP1253409A1 (de) * | 2001-04-26 | 2002-10-30 | Endress + Hauser Flowtec AG | Magnetkreisanordnung für einen Messwertaufnehmer |
| US6805012B2 (en) * | 2002-07-26 | 2004-10-19 | Micro Motion, Inc. | Linear actuator |
| RU2316734C2 (ru) * | 2003-04-17 | 2008-02-10 | Майкро Моушн, Инк. | Способ и устройство для силового уравновешивания расходомера кориолиса |
| KR20100099321A (ko) | 2003-04-17 | 2010-09-10 | 마이크로 모우션, 인코포레이티드 | 코리올리 유량계에서 힘의 균형을 맞추기 위한 장치 및 방법 |
| EP1735599B1 (en) | 2004-04-16 | 2019-11-06 | Micro Motion, Inc. | Method and apparatus for force balancing |
| RU2351901C2 (ru) * | 2004-04-16 | 2009-04-10 | Майкро Моушн, Инк. | Способ и средство для балансировки |
| EP1761746B1 (en) * | 2004-07-01 | 2011-04-20 | Micro Motion, Inc. | Coriolis flowmeter with split balance weights for eliminating density effect on measured flow |
| RU2348906C2 (ru) * | 2004-07-01 | 2009-03-10 | Майкро Моушн, Инк. | Разделенные уравновешивающие грузы для устранения влияния плотности на измерение расхода |
| DE102005060495B3 (de) * | 2005-12-15 | 2007-04-26 | Krohne Ag | Massendurchflußmeßgerät |
| JP5039650B2 (ja) | 2008-07-01 | 2012-10-03 | 株式会社キーエンス | 流量計 |
| DE102008035877A1 (de) * | 2008-08-01 | 2010-02-04 | Endress + Hauser Flowtec Ag | Meßwandler vom Vibrationstyp |
| DE102008037700A1 (de) | 2008-08-14 | 2010-02-18 | Endress + Hauser Flowtec Ag | Messaufnehmer vom Vibrationstyp |
| DE102008044186A1 (de) * | 2008-11-28 | 2010-06-02 | Endress + Hauser Flowtec Ag | Magneteinrichtung sowie Meßaufnehmer vom Vibrationstyp mit einer solchen Magneteinrichtung |
| JP5582737B2 (ja) | 2009-07-03 | 2014-09-03 | 株式会社キーエンス | コリオリ質量流量計 |
| JP5335583B2 (ja) | 2009-07-06 | 2013-11-06 | 株式会社キーエンス | コリオリ質量流量計 |
| DE102010018223A1 (de) | 2010-04-23 | 2011-10-27 | Krohne Messtechnik Gmbh | Coriolis-Massedurchflussmessgerät |
| CN109425397B (zh) * | 2017-08-25 | 2023-10-27 | 罗凡 | 科里奥利质量流量计及其传感器组件 |
| WO2024072431A1 (en) * | 2022-09-30 | 2024-04-04 | Micro Motion, Inc. | Flowmeter magnetic shielding apparatus and method |
| CN115565768B (zh) * | 2022-11-05 | 2023-08-22 | 北京首科实华自动化设备有限公司 | 科氏力质量流量计及其带磁场屏蔽的电磁系统 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3142788A (en) * | 1964-07-28 | Reciprocating electromagnetic actu- | ||
| US2865201A (en) * | 1954-08-26 | 1958-12-23 | Roth Wilfred | Gyroscopic mass flowmeter |
| US3276257A (en) * | 1960-02-02 | 1966-10-04 | Roth Wilfred | Gyroscopic mass flowmeters |
| GB964923A (en) * | 1961-02-20 | 1964-07-29 | Wilfred Roth | Improvements in a temperature-regulated transducer |
| US4158959A (en) * | 1978-03-02 | 1979-06-26 | Camco, Incorporated | Apparatus for measuring the physical properties of material |
| US4233583A (en) * | 1978-09-22 | 1980-11-11 | Bicron Electronics Company | Flux shielded solenoid |
| US4468972A (en) * | 1982-04-19 | 1984-09-04 | Universal Cooperatives, Inc. | Flow meter with a motor driven impeller |
| DE3329544A1 (de) * | 1983-08-16 | 1985-03-07 | Karl Dipl.-Ing. 8060 Dachau Küppers | Massedurchflussmesser |
| US4655089A (en) * | 1985-06-07 | 1987-04-07 | Smith Meter Inc. | Mass flow meter and signal processing system |
| EP0235274B1 (en) * | 1985-08-29 | 1995-10-25 | Micro Motion Incorporated | Sensor mounting for vibrating structures |
| US4895031A (en) * | 1985-08-29 | 1990-01-23 | Micro Motion Inc. | Sensor mounting for coriolis mass flow rate meter |
| US4747312A (en) * | 1986-02-21 | 1988-05-31 | Fischer & Porter Co. | Double-loop Coriolis type mass flowmeter |
| US4738144A (en) * | 1986-10-03 | 1988-04-19 | Micro Motion, Inc. | Drive means for oscillating flow tubes of parallel path coriolis mass flow rate meter |
| CA1322467C (en) * | 1986-10-14 | 1993-09-28 | Wayne Pratt | Method and apparatus for measuring mass flow |
| US4759223A (en) * | 1986-10-14 | 1988-07-26 | Saul Frost | Fluid mass flow meter |
| KR960000099B1 (ko) * | 1986-10-28 | 1996-01-03 | 더폭스보로 컴패니 | 코리올리 유형의 질량유량계 |
| JPS63281410A (ja) * | 1987-05-13 | 1988-11-17 | Mitsubishi Electric Corp | 磁気シ−ルド付電磁石 |
-
1989
- 1989-12-05 US US07/446,310 patent/US5048350A/en not_active Expired - Lifetime
-
1990
- 1990-12-05 JP JP3-501120A patent/JPH07119640B2/ja not_active Expired - Lifetime
- 1990-12-05 EP EP91900532A patent/EP0456801B1/en not_active Expired - Lifetime
- 1990-12-05 WO PCT/US1990/007115 patent/WO1991008448A1/en not_active Ceased
- 1990-12-05 CA CA002046658A patent/CA2046658C/en not_active Expired - Fee Related
- 1990-12-05 RU SU5001524A patent/RU2107263C1/ru active
- 1990-12-05 DE DE69017008T patent/DE69017008T2/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07119640B1 (enExample) | 1995-12-20 |
| RU2107263C1 (ru) | 1998-03-20 |
| CA2046658A1 (en) | 1991-06-06 |
| DE69017008T2 (de) | 1995-06-08 |
| EP0456801A1 (en) | 1991-11-21 |
| US5048350A (en) | 1991-09-17 |
| DE69017008D1 (de) | 1995-03-23 |
| EP0456801A4 (en) | 1992-03-18 |
| JPH07119640B2 (ja) | 1995-12-20 |
| WO1991008448A1 (en) | 1991-06-13 |
| EP0456801B1 (en) | 1995-02-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |