JP5485401B2 - 近接場マイクロ波を用いた流体測定 - Google Patents
近接場マイクロ波を用いた流体測定 Download PDFInfo
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- JP5485401B2 JP5485401B2 JP2012530961A JP2012530961A JP5485401B2 JP 5485401 B2 JP5485401 B2 JP 5485401B2 JP 2012530961 A JP2012530961 A JP 2012530961A JP 2012530961 A JP2012530961 A JP 2012530961A JP 5485401 B2 JP5485401 B2 JP 5485401B2
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- 239000012530 fluid Substances 0.000 title claims description 80
- 238000005259 measurement Methods 0.000 title description 20
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- 238000004364 calculation method Methods 0.000 claims description 4
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Classifications
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- 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
- G01F1/74—Devices for measuring flow of a fluid or flow of a fluent solid material in suspension in another fluid
-
- 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
- G01F1/66—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
-
- 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
- G01F1/66—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Measuring Volume Flow (AREA)
Description
Claims (15)
- プロセス流体の流速を測定するための流体メータであって、
マイクロ波信号を発生するように構成されたマイクロ波源と、
該マイクロ波源に接続され、プロセス流体に近接した近接場中にあり、該プロセス流体にマイクロ波信号を印加するように構成された微小プローブチップと、
前記印加されたマイクロ波信号に応答して前記プロセス流体から反射した近接場マイクロ波信号を検出するように構成された前記微小プローブチップに結合されたマイクロ波検出器と、
前記検出されたマイクロ波信号の関数として、前記プロセス流体の流速および組成の少なくとも一方を測定するように構成された流体計算回路とを具備し、
前記流体計算回路が、前記反射された近接場マイクロ波信号の統計的パラメータを決定することを特徴とする流体メータ。 - 請求項1に記載の流体メータが、前記微小プローブチップに結合された方向性結合器を含むことを特徴とする流体メータ。
- 請求項1に記載の流体メータが、前記反射されたマイクロ波信号に基づく出力を提供するように構成されていることを特徴とする流体メータ。
- 請求項3に記載の流体メータが、前記反射されたマイクロ波信号に関連するフィードバック回路からの出力に基づいて、デジタル出力を提供するように構成されたアナログ・デジタル変換器を含むことを特徴とする流体メータ。
- 請求項1に記載の流体メータにおいて、
前記流体計算回路がマイクロプロセッサからなることを特徴とする流体メータ。 - 請求項1に記載の流体メータにおいて、
前記統計的パラメータは、平均値からなることを特徴とする流体メータ。 - 請求項1に記載の流体メータが、前記マイクロ波源を前記微小プローブチップに結合する同軸ケーブルを含むことを特徴とする流体メータ。
- 請求項1に記載の流体メータにおいて、
前記プロセス流体が多相プロセス流体からなることを特徴とする流体メータ。 - プロセス流体の流速を測定する方法であって、
マイクロ波源からマイクロ波信号を発生させることと、
前記プロセス流体の近くの近接場にある微小プローブチップで、マイクロ波信号を前記プロセス流体に印加することと、
前記印加されたマイクロ波信号に応答して生成される反射近接場マイクロ波信号を前記微小プローブチップから検出することと、
前記検出されたマイクロ波信号の関数として、前記プロセス流体の流速を測定することとからなり、
流速を測定することが、前記反射された近接場マイクロ波信号の統計的パラメータを決定することを含むことを特徴とする方法。 - 請求項9に記載の方法が、前記微小プローブチップに結合された方向性結合器を提供することを特徴とする方法。
- 請求項9に記載の方法が、前記反射されたマイクロ波信号に基づく出力を提供するように構成されたフィードバック回路を提供することを特徴とする方法。
- 請求項11に記載の方法が、前記反射されたマイクロ波信号に関する前記フィードバック回路からの出力をデジタル信号に変換することを含むことを特徴とする方法。
- 請求項9に記載の方法において、
前記統計的パラメータが平均値からなることを特徴とする方法。 - 請求項9に記載の方法が、前記マイクロ波源を前記微小プローブチップに結合する同軸ケーブルを提供することを含むことを特徴とする方法。
- 請求項9に記載の方法において、
前記プロセス流体が多相プロセス流体からなることを特徴とする方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/566,996 US8028588B2 (en) | 2009-09-25 | 2009-09-25 | Flow measurement using near field microwaves |
US12/566,996 | 2009-09-25 | ||
PCT/US2010/049585 WO2011037887A2 (en) | 2009-09-25 | 2010-09-21 | Flow measurement using near field microwaves |
Publications (2)
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JP2013506134A JP2013506134A (ja) | 2013-02-21 |
JP5485401B2 true JP5485401B2 (ja) | 2014-05-07 |
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JP2012530961A Active JP5485401B2 (ja) | 2009-09-25 | 2010-09-21 | 近接場マイクロ波を用いた流体測定 |
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US (1) | US8028588B2 (ja) |
EP (1) | EP2480865B1 (ja) |
JP (1) | JP5485401B2 (ja) |
CN (1) | CN102369417B (ja) |
CA (1) | CA2775069C (ja) |
WO (1) | WO2011037887A2 (ja) |
Families Citing this family (7)
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JP6066551B2 (ja) * | 2011-12-01 | 2017-01-25 | 株式会社Wadeco | 管内を流れる粉体または流体の濃度または流量の測定方法、並びにそのための測定装置 |
CN103336273B (zh) * | 2013-05-24 | 2015-11-25 | 中国电子科技集团公司第四十一研究所 | 一种基于波谱域补偿的探头耦合消除方法 |
DE102013018386A1 (de) * | 2013-11-04 | 2015-05-07 | Krohne Messtechnik Gmbh | Verfahren und Vorrichtung zur Bestimmung der Geschwindigkeit eines Mediums |
CN105738956B (zh) * | 2016-04-01 | 2017-12-01 | 北京天凯华尊科技有限公司 | 微波流量探测器 |
WO2018148756A1 (en) | 2017-02-13 | 2018-08-16 | The Regents Of The University Of California | Apparatus and methods for digital droplet flowmetry |
CN112082638B (zh) * | 2020-10-14 | 2022-03-29 | 西安电子科技大学 | 一种基于近场微波的非接触高频微小振动信号测量方法 |
US11418235B2 (en) | 2020-11-10 | 2022-08-16 | Nxp B.V. | Variable ratio near field wireless device |
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DE8021131U1 (de) | 1980-08-07 | 1981-01-29 | Automation Fuer Grafische Technik Ag, 4005 Meerbusch | Vorrichtung zur herstellung von papiermehrfachsaetzen |
US5103181A (en) * | 1988-10-05 | 1992-04-07 | Den Norske Oljeselskap A. S. | Composition monitor and monitoring process using impedance measurements |
US5006500A (en) | 1988-10-27 | 1991-04-09 | Exxon Chemical Patents Inc. | Olefin polymerization catalyst from trialkylaluminum mixture, silica gel and a metallocene |
MX173811B (es) | 1989-10-04 | 1994-03-29 | Agar Corp Ltd | Mejoras a medicion de aceite/agua |
US5821410A (en) | 1996-09-20 | 1998-10-13 | Regents Of The University Of California | Scanning tip microwave near field microscope |
US5900618A (en) | 1997-08-26 | 1999-05-04 | University Of Maryland | Near-field scanning microwave microscope having a transmission line with an open end |
JP2003515130A (ja) * | 1999-11-19 | 2003-04-22 | ライノ・アナリティクス・エルエルシー | 改善された感度を有するδlマイクロ波センサ |
NO313647B1 (no) | 2000-05-15 | 2002-11-04 | Roxar Asa | Anordning for måling av egenskaper til en strömmende fluidblanding |
US6538454B1 (en) | 2000-09-08 | 2003-03-25 | Yissum Research Development Company Of The Hebrew University Jerusalem | Near field microwave resistivity microscope including a dielectric resonator |
NO315584B1 (no) | 2001-10-19 | 2003-09-22 | Roxar Flow Measurement As | Kompakt stromningsmaler |
NO323247B1 (no) | 2003-12-09 | 2007-02-12 | Multi Phase Meters As | Fremgangsmåte og strømningsmåler for å bestemme strømningsratene til en flerfaseblanding |
US7040168B1 (en) * | 2004-11-12 | 2006-05-09 | Frigoscandia Equipment Ab | Apparatus for determining physical parameters in an object using simultaneous microwave and ultrasound radiation and measurement |
US7190175B1 (en) * | 2005-05-27 | 2007-03-13 | Stanford University | Orthogonal microwave imaging probe |
US9116104B2 (en) | 2006-03-22 | 2015-08-25 | Agar Corporation, Ltd. | Method and apparatus for detecting water in a fluid media |
US7520667B2 (en) * | 2006-05-11 | 2009-04-21 | John Bean Technologies Ab | Method and system for determining process parameters |
NO328801B1 (no) | 2007-01-12 | 2010-05-18 | Roxar Flow Measurement As | System og fremgangsmate for bestemmelse av egenskaper under transport av hydrokarbon-fluider i en rorledning |
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- 2009-09-25 US US12/566,996 patent/US8028588B2/en active Active
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- 2010-09-21 CN CN2010800143804A patent/CN102369417B/zh active Active
- 2010-09-21 JP JP2012530961A patent/JP5485401B2/ja active Active
- 2010-09-21 WO PCT/US2010/049585 patent/WO2011037887A2/en active Application Filing
- 2010-09-21 EP EP10760851.5A patent/EP2480865B1/en active Active
- 2010-09-21 CA CA2775069A patent/CA2775069C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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EP2480865B1 (en) | 2017-12-20 |
WO2011037887A3 (en) | 2011-08-18 |
WO2011037887A2 (en) | 2011-03-31 |
JP2013506134A (ja) | 2013-02-21 |
EP2480865A2 (en) | 2012-08-01 |
CA2775069C (en) | 2014-03-18 |
WO2011037887A4 (en) | 2011-10-06 |
US20110072909A1 (en) | 2011-03-31 |
CA2775069A1 (en) | 2011-03-31 |
US8028588B2 (en) | 2011-10-04 |
CN102369417B (zh) | 2013-03-13 |
CN102369417A (zh) | 2012-03-07 |
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