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

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

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

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