DE69217207D1 - Verfahren und vorrichtung zur überwachung einer gasströmung, insbesondere einer erdgasströmung - Google Patents

Verfahren und vorrichtung zur überwachung einer gasströmung, insbesondere einer erdgasströmung

Info

Publication number
DE69217207D1
DE69217207D1 DE69217207T DE69217207T DE69217207D1 DE 69217207 D1 DE69217207 D1 DE 69217207D1 DE 69217207 T DE69217207 T DE 69217207T DE 69217207 T DE69217207 T DE 69217207T DE 69217207 D1 DE69217207 D1 DE 69217207D1
Authority
DE
Germany
Prior art keywords
temperature
gas
reduced
gas flow
monitoring
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
Application number
DE69217207T
Other languages
English (en)
Other versions
DE69217207T2 (de
Inventor
Tarmo Maeyraenen
Sauli Koukkari
Pekka Hiismaeki
Matti Knuuttila
Leif Kall
Antero Tiitta
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KYTOELAE INSTRUMENTTITEHDAS
Original Assignee
KYTOELAE INSTRUMENTTITEHDAS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by KYTOELAE INSTRUMENTTITEHDAS filed Critical KYTOELAE INSTRUMENTTITEHDAS
Application granted granted Critical
Publication of DE69217207D1 publication Critical patent/DE69217207D1/de
Publication of DE69217207T2 publication Critical patent/DE69217207T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
    • G01F1/708—Measuring the time taken to traverse a fixed distance
    • G01F1/712—Measuring the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H5/00—Measuring propagation velocity of ultrasonic, sonic or infrasonic waves, e.g. of pressure waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G01N29/024—Analysing fluids by measuring propagation velocity or propagation time of acoustic waves
    • 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
    • G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
    • G01F1/708—Measuring the time taken to traverse a fixed distance
    • G01F1/7082—Measuring the time taken to traverse a fixed distance using acoustic detecting arrangements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02836—Flow rate, liquid level
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02881—Temperature

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Electromagnetism (AREA)
  • Biochemistry (AREA)
  • Acoustics & Sound (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measuring Volume Flow (AREA)
  • Regulation And Control Of Combustion (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Emergency Alarm Devices (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
DE69217207T 1991-12-23 1992-11-12 Verfahren und vorrichtung zur überwachung einer gasströmung, insbesondere einer erdgasströmung Expired - Fee Related DE69217207T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI916103A FI91106C (fi) 1991-12-23 1991-12-23 Menetelmä ja laite kaasuvirtauksen, etenkin maakaasuvirtauksen, monitoroinnissa
PCT/FI1992/000308 WO1993013414A1 (en) 1991-12-23 1992-11-12 Method and device for monitoring of a gas flow, in particular of a natural-gas flow

Publications (2)

Publication Number Publication Date
DE69217207D1 true DE69217207D1 (de) 1997-03-13
DE69217207T2 DE69217207T2 (de) 1997-06-05

Family

ID=8533732

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69217207T Expired - Fee Related DE69217207T2 (de) 1991-12-23 1992-11-12 Verfahren und vorrichtung zur überwachung einer gasströmung, insbesondere einer erdgasströmung

Country Status (9)

Country Link
EP (1) EP0572581B1 (de)
JP (1) JPH06507725A (de)
CN (1) CN1077796A (de)
AT (1) ATE148560T1 (de)
CA (1) CA2101653A1 (de)
DE (1) DE69217207T2 (de)
FI (1) FI91106C (de)
NO (1) NO309214B1 (de)
WO (1) WO1993013414A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3276499B2 (ja) * 1993-12-28 2002-04-22 東京瓦斯株式会社 ガス成分変化検出装置
FI94909C (fi) * 1994-04-19 1995-11-10 Valtion Teknillinen Akustinen virtausmittausmenetelmä ja sitä soveltava laite
JP3637628B2 (ja) * 1995-04-28 2005-04-13 松下電器産業株式会社 流量計測装置
JPH10318811A (ja) * 1997-05-21 1998-12-04 Matsushita Electric Ind Co Ltd 流量計
JP4552952B2 (ja) * 1997-10-15 2010-09-29 パナソニック株式会社 ガス遮断装置
JP3865012B2 (ja) * 1997-10-23 2007-01-10 Ｊｆｅスチール株式会社 配管内燃料ガスのパージ完了検出方法および装置
CN100392361C (zh) * 1998-09-11 2008-06-04 松下电器产业株式会社 流量测量装置
US6216091B1 (en) * 1998-09-25 2001-04-10 Panametrics, Inc. Ultrasonic measurement system with molecular weight determination
JP3863335B2 (ja) * 2000-02-22 2006-12-27 松下電器産業株式会社 ガス保安装置
JP3783831B2 (ja) * 2000-03-28 2006-06-07 東京瓦斯株式会社 流量計測方法および流量計測装置ならびにガスメータ
JP2003315318A (ja) * 2002-04-26 2003-11-06 Japan Atom Energy Res Inst 容器内の混合気体の共鳴周波数を測定することによって混合気体の分圧比を非破壊・リアルタイムで測定する方法、及び装置
DE10228497B4 (de) * 2002-06-21 2012-01-26 Nicolay Verwaltungs-Gmbh Verfahren und Vorrichtung zum Ermitteln eines Anteils eines für die Stoffwechselfunktion eines atmenden Lebewesens charakteristischen Bestandteils in der von dem Lebewesen ausgeatmeten Luft
JP2005091348A (ja) * 2003-08-12 2005-04-07 Aichi Tokei Denki Co Ltd 超音波流量計
JP2005189003A (ja) * 2003-12-24 2005-07-14 Ueda Japan Radio Co Ltd 流量測定および気泡検出の可能な統合システム
RU2659584C2 (ru) * 2013-04-04 2018-07-03 ЛОС АЛАМОС НЭШНЛ СЕКЬЮРИТИ, ЭлЭлСи Способы измерения свойств многофазных смесей нефть-вода-газ
CN106643934B (zh) * 2016-11-15 2019-03-29 宁波大学 天然气音速计算方法
FR3063814B1 (fr) * 2017-03-10 2019-03-22 Sagemcom Energy & Telecom Sas Procede de mesure d’une vitesse d’un fluide
CN108801378B (zh) * 2018-06-06 2020-02-21 浙江大学 一体化换能器的民用超声波燃气表和流量检测方法
CN108593024B (zh) * 2018-06-06 2020-02-21 浙江大学 民用超声波燃气表
CN111337092B (zh) * 2018-12-19 2022-02-15 上海华虹计通智能系统股份有限公司 选取参考信号的方法、计算方法及相位差式超声波流量计
US20220205959A1 (en) * 2019-01-16 2022-06-30 Massachusetts Institute Of Technology Acoustic spectrometer
WO2021030793A2 (en) 2019-08-15 2021-02-18 Massachusetts Institute Of Technology Rhinometric sensing and gas detection
CN111189501A (zh) * 2020-03-16 2020-05-22 宁夏隆基宁光仪表股份有限公司 用于超声波燃气表流量计算及修正方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2826912A (en) * 1948-12-27 1958-03-18 Kritz Jack Acoustic velocity measuring system
US3568661A (en) * 1968-10-02 1971-03-09 Us Health Education & Welfare Frequency modulated ultrasound technique for measurement of fluid velocity
US4596133A (en) * 1983-07-29 1986-06-24 Panametrics, Inc. Apparatus and methods for measuring fluid flow parameters
CH669463A5 (en) * 1985-03-21 1989-03-15 Walter Guggenbuehl Prof Dr Gas flow and temp. measuring device - uses ultrasonic pulses transmitted simultaneously in opposite directions at angle to gas flow
FI76885C (fi) * 1987-01-16 1988-12-12 Valtion Teknillinen Akustiskt stroemningsmaetningsfoerfarande och anordning foer tillaempning av detta.
GB2210977A (en) * 1987-10-14 1989-06-21 Gen Electric Co Plc Ultrasonic gas composition measurement

Also Published As

Publication number Publication date
ATE148560T1 (de) 1997-02-15
WO1993013414A1 (en) 1993-07-08
CN1077796A (zh) 1993-10-27
DE69217207T2 (de) 1997-06-05
EP0572581A1 (de) 1993-12-08
NO932978L (no) 1993-08-20
EP0572581B1 (de) 1997-01-29
NO309214B1 (no) 2000-12-27
NO932978D0 (no) 1993-08-20
FI916103A (fi) 1993-06-24
FI91106C (fi) 1994-05-10
JPH06507725A (ja) 1994-09-01
FI916103A0 (fi) 1991-12-23
CA2101653A1 (en) 1993-06-24
FI91106B (fi) 1994-01-31

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee