CN100472172C - 监控流体流动的方法及系统 - Google Patents

监控流体流动的方法及系统 Download PDF

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Publication number
CN100472172C
CN100472172C CNB2004800310125A CN200480031012A CN100472172C CN 100472172 C CN100472172 C CN 100472172C CN B2004800310125 A CNB2004800310125 A CN B2004800310125A CN 200480031012 A CN200480031012 A CN 200480031012A CN 100472172 C CN100472172 C CN 100472172C
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China
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conduit
flow
signal
acoustic
fluid
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Expired - Fee Related
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CNB2004800310125A
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Chinese (zh)
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CN1871493A (zh
Inventor
斯特林·拉宾斯基
约翰·卡罗尔·希尔
迪尔德丽·阿尔芬奥
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Genscape Intangible Holding Inc
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Genscape Intangible Holding Inc
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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
    • G01F1/66—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
    • G01F1/666—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 by detecting noise and sounds generated by the flowing fluid

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Pipeline Systems (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
CNB2004800310125A 2003-10-20 2004-10-19 监控流体流动的方法及系统 Expired - Fee Related CN100472172C (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US51264903P 2003-10-20 2003-10-20
US60/512,649 2003-10-20
US10/967,737 US7274996B2 (en) 2003-10-20 2004-10-18 Method and system for monitoring fluid flow
US10/967,737 2004-10-18

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN2008101499596A Division CN101408279B (zh) 2003-10-20 2004-10-19 监控流体流动的方法及系统

Publications (2)

Publication Number Publication Date
CN1871493A CN1871493A (zh) 2006-11-29
CN100472172C true CN100472172C (zh) 2009-03-25

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CNB2004800310125A Expired - Fee Related CN100472172C (zh) 2003-10-20 2004-10-19 监控流体流动的方法及系统
CN2008101499596A Expired - Fee Related CN101408279B (zh) 2003-10-20 2004-10-19 监控流体流动的方法及系统

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CN2008101499596A Expired - Fee Related CN101408279B (zh) 2003-10-20 2004-10-19 监控流体流动的方法及系统

Country Status (10)

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US (1) US7274996B2 (enExample)
EP (1) EP1678465A4 (enExample)
JP (1) JP4903573B2 (enExample)
CN (2) CN100472172C (enExample)
AU (1) AU2004286209B2 (enExample)
BR (1) BRPI0415549B1 (enExample)
CA (1) CA2543453C (enExample)
NO (1) NO20062296L (enExample)
RU (1) RU2006118369A (enExample)
WO (1) WO2005042984A2 (enExample)

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US11047720B2 (en) 2015-04-23 2021-06-29 Tokyo Gas Co., Ltd. Gas meter system and heating value estimation method

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10655068B2 (en) 2015-04-23 2020-05-19 Tokyo Gas Co., Ltd. Gas meter system and heating value derivation method
US11047720B2 (en) 2015-04-23 2021-06-29 Tokyo Gas Co., Ltd. Gas meter system and heating value estimation method

Also Published As

Publication number Publication date
NO20062296L (no) 2006-05-22
CN101408279B (zh) 2012-05-23
US20050086012A1 (en) 2005-04-21
CN1871493A (zh) 2006-11-29
CA2543453C (en) 2014-07-08
JP4903573B2 (ja) 2012-03-28
BRPI0415549B1 (pt) 2016-11-29
JP2007509347A (ja) 2007-04-12
CA2543453A1 (en) 2005-05-12
BRPI0415549A (pt) 2006-12-26
RU2006118369A (ru) 2007-12-10
WO2005042984A3 (en) 2006-04-20
EP1678465A2 (en) 2006-07-12
AU2004286209A1 (en) 2005-05-12
US7274996B2 (en) 2007-09-25
EP1678465A4 (en) 2007-11-07
AU2004286209B2 (en) 2009-04-30
CN101408279A (zh) 2009-04-15
WO2005042984A2 (en) 2005-05-12

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