JP5789099B2 - 混相系に対する電気ネットワーク解析 - Google Patents
混相系に対する電気ネットワーク解析 Download PDFInfo
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- JP5789099B2 JP5789099B2 JP2010289717A JP2010289717A JP5789099B2 JP 5789099 B2 JP5789099 B2 JP 5789099B2 JP 2010289717 A JP2010289717 A JP 2010289717A JP 2010289717 A JP2010289717 A JP 2010289717A JP 5789099 B2 JP5789099 B2 JP 5789099B2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/26—Oils; Viscous liquids; Paints; Inks
- G01N33/28—Oils, i.e. hydrocarbon liquids
- G01N33/2823—Raw oil, drilling fluid or polyphasic mixtures
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Description
上式において、
12 油井
14 配管系
16 産生物分岐管
18 混相流量計(MPFM)
20 産生物分離装置
40 電気インピーダンス断層撮像方式のMPFMシステム
42 電極アレイ
44 電極
46 コンジット
48 電子コンディショニング回路
50 コンピュータ
52 ディスプレイ
60 電圧印加型EITシステムのブロック図
61 電極
62 電圧源
63 切替ネットワーク
64 較正回路
82 アニュラーフローレジーム
84 バブリーフローレジーム
86 チャーンフローレジーム
90
91 水平軸
92 垂直軸
94
95 水平軸
96 垂直軸
97 副次相の元の分布
98 副次相の等価分布
99 副次相の分布エリア
100 副次相の分布エリアに関する単一エリア表現
101 多重材料物体の特性を決定するための方法
102 方法ステップ
104 方法ステップ
106 方法ステップ
108 方法ステップ
110 多重材料物体の解析のための方法
112 方法ステップ
114 方法ステップ
116 方法ステップ
118 方法ステップ
120 方法ステップ
130 電気信号組に基づいて多重材料物体の特性を決定するための方法
132 方法ステップ
134 方法ステップ
136 方法ステップ
138 方法ステップ
140 方法ステップ
Claims (8)
- 多重材料物体を取り囲む電極から計測された電気信号組を取得する計測ユニットと、処理回路とを備える多重材料物体の特性を決定するためのシステムであって、
前記処理回路が、
前記計測された電気信号組から多重材料物体を表現した電気要素行列を決定するステップ(102)と、
第1の変換済み電気要素行列を取得するために前記電気要素行列に第1の数学的変換行列を前側乗算するステップ(104)と、
第2の変換済み電気要素行列を取得するために前記第1の変換済み電気要素行列に第2の数学的変換行列を後側乗算するステップ(106)と、
前記第2の変換済み電気要素行列に基づいて多重材料物体の特性を決定するステップ(108)と、
を処理する処理回路であり、
前記多重材料物体の特性は物体内部の異なる材料の組成及び分布を含む、
システム。 - 前記第1の数学的変換行列は離散形フーリエ変換行列を含みかつ前記第2の数学的変換行列は該離散形フーリエ変換行列の逆行列を含む、請求項1に記載のシステム。
- 多重材料物体の特性を決定する前記ステップは、第2の変換済みインピーダンス行列の対角線に沿った要素に基づいて多重材料物体内部の材料の分布内の空間的対称性を決定するステップと、第2の変換済みインピーダンス行列の対角線に沿っていない要素に基づいて多重材料物体内部の材料の分布内の非対称性を決定するステップと、を含む請求項1に記載のシステム。
- 多重材料物体の特性を決定する前記ステップは、ランダム発生させたフローレジームの数値的シミュレーション及び材料分布から取得した電気要素行列の情報を利用するステップを含む、請求項1に記載のシステム。
- 多重材料物体の特性を決定する前記ステップは、事前実験結果に基づいた電気要素行列に関する情報を利用するステップを含む、請求項1に記載のシステム。
- 多重材料物体の特性を決定する前記ステップは、多重材料物体内部の材料のフローレジーム、体積比率、密度及び速度を決定するステップを含む、請求項1に記載のシステム。
- 前記処理回路が、多重材料物体内部の材料分布に関する等価的視覚表現を決定するように構成されている、請求項1に記載のシステム。
- 多重材料物体を取り囲む電極に印加電気信号組を提供するための電源(62)と、
前記電極から計測電気信号組を取得するための計測ユニット(62)と、
印加及び計測の電気信号組に基づいて電気要素行列を決定するため、第1の変換済み電気要素行列を取得するために該電気要素行列に第1の数学的変換行列を前側乗算するため、第2の変換済み電気要素行列を取得するために該第1の変換済み電気要素行列に第2の数学的変換行列を後側乗算するため、かつ該第2の変換済み電気要素行列に基づいて多重材料物体の特性を決定するための処理回路(50)と、
を備え、
前記多重材料物体の特性は物体内部の異なる材料の組成及び分布を含む、
多重材料検知システム(40)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/652,120 US8121804B2 (en) | 2010-01-05 | 2010-01-05 | Electrical network analysis of a multiphase system |
US12/652,120 | 2010-01-05 |
Publications (3)
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JP2011141872A JP2011141872A (ja) | 2011-07-21 |
JP2011141872A5 JP2011141872A5 (ja) | 2014-02-13 |
JP5789099B2 true JP5789099B2 (ja) | 2015-10-07 |
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JP2010289717A Expired - Fee Related JP5789099B2 (ja) | 2010-01-05 | 2010-12-27 | 混相系に対する電気ネットワーク解析 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8121804B2 (ja) |
EP (1) | EP2343538B1 (ja) |
JP (1) | JP5789099B2 (ja) |
CN (1) | CN102183547B (ja) |
BR (1) | BRPI1100571B8 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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GB2513678B (en) * | 2013-04-30 | 2017-02-22 | Iphase Ltd | Oil well system and operating method including monitoring multi-phase flow in a pipe |
GB201416280D0 (en) * | 2014-09-15 | 2014-10-29 | Univ Leeds | Tomography apparatus and method |
GB201416287D0 (en) * | 2014-09-15 | 2014-10-29 | Univ Leeds | Tomography apparatus, multi-phase flow monitoring system and corresponding methods |
GB2546522B (en) | 2016-01-21 | 2020-02-12 | Atout Process Ltd | Method and apparatus for measuring flows |
CN106770479A (zh) * | 2016-12-09 | 2017-05-31 | 中国科学院合肥物质科学研究院 | 制备各向异性导电复合材料固化过程检测系统 |
EP3563138B1 (en) | 2016-12-27 | 2022-08-17 | GE Infrastructure Sensing, LLC | Portable moisture analyzer for natural gas |
USD822514S1 (en) | 2016-12-27 | 2018-07-10 | General Electric Company | Portable natural gas moisture analyzer |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
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US4063153A (en) | 1976-08-31 | 1977-12-13 | Auburn International, Inc. | Vapor liquid fraction determination |
GB2227841B (en) | 1988-12-03 | 1993-05-12 | Schlumberger Ltd | Impedance cross correlation logging tool |
GB9109957D0 (en) | 1991-05-08 | 1991-07-03 | Schlumberger Ltd | Capacitance flow meter |
US5396806A (en) | 1993-11-12 | 1995-03-14 | Auburn International, Inc. | On-line mass flow measurement in flowing two component systems |
US6940286B2 (en) * | 2000-12-30 | 2005-09-06 | University Of Leeds | Electrical impedance tomography |
DE60108099T2 (de) * | 2001-07-16 | 2005-06-02 | Axa Power A/S | Kompensation des Spannungsabfalls eines Kabels in einem elektrischen Energieversorgungssystem |
US20030085715A1 (en) | 2001-08-15 | 2003-05-08 | David Lubkeman | System and method for locating a fault on ungrounded and high-impedance grounded power systems |
US7167009B2 (en) | 2002-04-16 | 2007-01-23 | Mide Technology Corporation | Method and apparatus for determining electrical properties of structures |
AU2003900857A0 (en) * | 2003-02-26 | 2003-03-13 | Commonwealth Scientific And Industrial Research Organisation | Method and apparatus for characterising multiphase fluid mixtures |
WO2005019779A1 (es) * | 2003-08-22 | 2005-03-03 | Instituto Mexicano Del Petróleo | Método de visualización de flujos multifásicos usando tomografía de capacitancia eléctrica |
US7526966B2 (en) * | 2005-05-27 | 2009-05-05 | Expro Meters, Inc. | Apparatus and method for measuring a parameter of a multiphase flow |
CN101241094B (zh) * | 2008-03-12 | 2011-03-23 | 天津大学 | 非接触式电阻抗传感器及基于该传感器的图像重建方法 |
-
2010
- 2010-01-05 US US12/652,120 patent/US8121804B2/en not_active Expired - Fee Related
- 2010-12-22 EP EP10196465.8A patent/EP2343538B1/en not_active Not-in-force
- 2010-12-27 JP JP2010289717A patent/JP5789099B2/ja not_active Expired - Fee Related
-
2011
- 2011-01-04 BR BRPI1100571A patent/BRPI1100571B8/pt not_active IP Right Cessation
- 2011-01-05 CN CN201110008556.1A patent/CN102183547B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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EP2343538B1 (en) | 2017-02-22 |
US8121804B2 (en) | 2012-02-21 |
BRPI1100571A2 (pt) | 2013-04-24 |
EP2343538A3 (en) | 2012-09-26 |
EP2343538A2 (en) | 2011-07-13 |
JP2011141872A (ja) | 2011-07-21 |
CN102183547A (zh) | 2011-09-14 |
CN102183547B (zh) | 2014-11-19 |
BRPI1100571B1 (pt) | 2020-04-22 |
BRPI1100571B8 (pt) | 2020-05-19 |
US20110166814A1 (en) | 2011-07-07 |
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