SE0303102D0 - Realtidsanalys av gasblandningar - Google Patents

Realtidsanalys av gasblandningar

Info

Publication number
SE0303102D0
SE0303102D0 SE0303102A SE0303102A SE0303102D0 SE 0303102 D0 SE0303102 D0 SE 0303102D0 SE 0303102 A SE0303102 A SE 0303102A SE 0303102 A SE0303102 A SE 0303102A SE 0303102 D0 SE0303102 D0 SE 0303102D0
Authority
SE
Sweden
Prior art keywords
resonator
resonance frequency
quality factor
determination
real time
Prior art date
Application number
SE0303102A
Other languages
English (en)
Other versions
SE0303102L (sv
SE526927C2 (sv
Inventor
Bertil Hoek
Original Assignee
Hoek Instr Ab
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 Hoek Instr Ab filed Critical Hoek Instr Ab
Priority to SE0303102A priority Critical patent/SE526927C2/sv
Publication of SE0303102D0 publication Critical patent/SE0303102D0/sv
Priority to US10/990,739 priority patent/US7146857B2/en
Publication of SE0303102L publication Critical patent/SE0303102L/sv
Publication of SE526927C2 publication Critical patent/SE526927C2/sv

Links

Classifications

    • 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
    • G01N29/036—Analysing fluids by measuring frequency or resonance of acoustic 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
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/222—Constructional or flow details for analysing fluids
    • 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
    • G01N2291/021—Gases
    • G01N2291/0215—Mixtures of three or more gases, e.g. air
    • 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
    • G01N2291/02818—Density, viscosity
    • 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
    • G01N2291/02863—Electric or magnetic parameters
    • 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
    • G01N2291/10—Number of transducers
    • G01N2291/101—Number of transducers one transducer

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
SE0303102A 2003-11-24 2003-11-24 Realtidsanalys av gasblandningar SE526927C2 (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE0303102A SE526927C2 (sv) 2003-11-24 2003-11-24 Realtidsanalys av gasblandningar
US10/990,739 US7146857B2 (en) 2003-11-24 2004-11-16 Real time analysis for gas mixtures

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0303102A SE526927C2 (sv) 2003-11-24 2003-11-24 Realtidsanalys av gasblandningar

Publications (3)

Publication Number Publication Date
SE0303102D0 true SE0303102D0 (sv) 2003-11-24
SE0303102L SE0303102L (sv) 2005-05-25
SE526927C2 SE526927C2 (sv) 2005-11-22

Family

ID=29729124

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0303102A SE526927C2 (sv) 2003-11-24 2003-11-24 Realtidsanalys av gasblandningar

Country Status (2)

Country Link
US (1) US7146857B2 (sv)
SE (1) SE526927C2 (sv)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7287412B2 (en) * 2003-06-03 2007-10-30 Nano-Proprietary, Inc. Method and apparatus for sensing hydrogen gas
US20070240491A1 (en) * 2003-06-03 2007-10-18 Nano-Proprietary, Inc. Hydrogen Sensor
TW200712486A (en) * 2005-08-03 2007-04-01 Nano Proprietary Inc Continuous range hydrogen sensor
US20100107735A1 (en) * 2005-09-22 2010-05-06 Igor Pavlovsky Gas Sensor
CN101273259B (zh) * 2005-09-22 2011-12-14 毫微-专卖股份有限公司 氢气传感器
DE102006013809B3 (de) * 2006-03-22 2007-09-06 Elster-Instromet Systems Gmbh Verfahren und Vorrichtung zur Messung von Betriebsdichte und/oder Betriebsschallgeschwindigkeit in einem gasförmigen Medium
FI20075879A0 (sv) * 2007-12-05 2007-12-05 Valtion Teknillinen Anordning för mätning av tryck, variation i ljudtryck, magnetfält, acceleration, vibration och sammansättning av gas
US8850893B2 (en) 2007-12-05 2014-10-07 Valtion Teknillinen Tutkimuskeskus Device for measuring pressure, variation in acoustic pressure, a magnetic field, acceleration, vibration, or the composition of a gas
US8264689B1 (en) 2008-12-22 2012-09-11 ISC8 Inc. Micro gas cell array device and method
US9267924B2 (en) 2010-04-15 2016-02-23 Qcm Lab Aktiebolag Method for detecting gas and a gas detector therefor
DE102010029072B4 (de) * 2010-05-18 2015-01-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mikroelektromechanisches Translationsschwingersystem
FR2977676B1 (fr) * 2011-07-08 2013-08-02 Thales Sa Micro-systeme vibrant a boucle de controle automatique de gain, a controle integre du facteur de qualite
US10203272B2 (en) 2011-10-12 2019-02-12 Colorado Seminary, University of Denver MEMS aerosol impactor
EP2813824B1 (en) * 2013-06-12 2019-04-17 Itron GmbH Gas meter and particle trap
US9683968B2 (en) * 2014-06-17 2017-06-20 Nxp B.V. Combination sensor
CN105891434B (zh) * 2016-06-03 2017-09-26 深圳职业技术学院 一种海水盐度的在线检测方法及其装置
EP3500846A4 (en) * 2016-08-18 2020-08-05 Nevada Nanotech Systems, Inc. SYSTEMS AND METHODS FOR DETERMINING AT LEAST ONE PROPERTY OF A MATERIAL
GB2568946A (en) * 2017-12-01 2019-06-05 Hydramotion Ltd Fluid property measurement by reflection of vibrational waves
JP7179478B2 (ja) * 2018-04-10 2022-11-29 Ｔｉａｎｍａ Ｊａｐａｎ株式会社 気体センサ及び気体検出方法
CN109738115A (zh) * 2018-12-07 2019-05-10 武汉航空仪表有限责任公司 一种硅谐振压力变换器的温度电压获取方法
RU2735058C1 (ru) * 2020-06-16 2020-10-27 Общество с ограниченной ответственностью "Генезис-Таврида" Способ определения изменения содержания вредоносных газов в воздухе
JP7438051B2 (ja) 2020-07-31 2024-02-26 日立グローバルライフソリューションズ株式会社 光音響センサ、光音響センサの校正方法、及び空調システム

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0650598B1 (en) * 1992-07-17 1997-04-02 E.I. Du Pont De Nemours And Company Analyte detection by means of an analyte-responsive polymer
US5768937A (en) * 1996-11-13 1998-06-23 Leybold Inficon, Inc. Acoustic sensor for in-line continuous monitoring of gasses
US6247354B1 (en) * 1998-05-13 2001-06-19 The United States Of America As Represented By The Secretary Of The Army Techniques for sensing the properties of fluids with resonators
EP1418424A1 (en) * 2002-11-05 2004-05-12 Hok Instrument AB Gas content microsensor

Also Published As

Publication number Publication date
US7146857B2 (en) 2006-12-12
SE0303102L (sv) 2005-05-25
US20050109080A1 (en) 2005-05-26
SE526927C2 (sv) 2005-11-22

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Legal Events

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