SE0300848D0 - Acoustic Analysis of Gas Mixtures - Google Patents

Acoustic Analysis of Gas Mixtures

Info

Publication number
SE0300848D0
SE0300848D0 SE0300848A SE0300848A SE0300848D0 SE 0300848 D0 SE0300848 D0 SE 0300848D0 SE 0300848 A SE0300848 A SE 0300848A SE 0300848 A SE0300848 A SE 0300848A SE 0300848 D0 SE0300848 D0 SE 0300848D0
Authority
SE
Sweden
Prior art keywords
output
gas
acoustic
calculations unit
gas mixtures
Prior art date
Application number
SE0300848A
Other languages
English (en)
Inventor
Lars Skoglund
Erik Cardelius
Original Assignee
Siemens Elema 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 Siemens Elema Ab filed Critical Siemens Elema Ab
Priority to SE0300848A priority Critical patent/SE0300848D0/sv
Publication of SE0300848D0 publication Critical patent/SE0300848D0/sv
Priority to EP04001788.1A priority patent/EP1464957B1/en
Priority to US10/789,025 priority patent/US7127936B2/en
Priority to JP2004083404A priority patent/JP2004294434A/ja

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
    • G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/38—Detecting the response signal, e.g. electronic circuits specially adapted therefor by time filtering, e.g. using time gates
    • 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
    • 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
    • G01N29/32—Arrangements for suppressing undesired influences, e.g. temperature or pressure variations, compensating for signal noise
    • G01N29/326—Arrangements for suppressing undesired influences, e.g. temperature or pressure variations, compensating for signal noise compensating for temperature variations
    • 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
    • G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/40—Detecting the response signal, e.g. electronic circuits specially adapted therefor by amplitude filtering, e.g. by applying a threshold or by gain control
    • 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
    • G01N2291/02809—Concentration of a compound, e.g. measured by a surface mass change
    • 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
SE0300848A 2003-03-26 2003-03-26 Acoustic Analysis of Gas Mixtures SE0300848D0 (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE0300848A SE0300848D0 (sv) 2003-03-26 2003-03-26 Acoustic Analysis of Gas Mixtures
EP04001788.1A EP1464957B1 (en) 2003-03-26 2004-01-28 Acoustic analysis of gas mixtures
US10/789,025 US7127936B2 (en) 2003-03-26 2004-03-01 Acoustic analysis of gas mixtures
JP2004083404A JP2004294434A (ja) 2003-03-26 2004-03-22 音響式ガス分析器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0300848A SE0300848D0 (sv) 2003-03-26 2003-03-26 Acoustic Analysis of Gas Mixtures

Publications (1)

Publication Number Publication Date
SE0300848D0 true SE0300848D0 (sv) 2003-03-26

Family

ID=20290801

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0300848A SE0300848D0 (sv) 2003-03-26 2003-03-26 Acoustic Analysis of Gas Mixtures

Country Status (4)

Country Link
US (1) US7127936B2 (sv)
EP (1) EP1464957B1 (sv)
JP (1) JP2004294434A (sv)
SE (1) SE0300848D0 (sv)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1632178A1 (en) * 2004-09-03 2006-03-08 ndd Medizintechnik AG Method for non-cooperative lung function diagnosis using ultrasound
US7373838B2 (en) * 2005-06-03 2008-05-20 Honeywell International Inc. Acoustic wave flow sensor for high-condensation applications
CN101949893B (zh) * 2005-06-17 2013-06-05 马奎特紧急护理公司 对气体中声速的压力引发的温度影响的减小
WO2006133738A1 (en) * 2005-06-17 2006-12-21 Maquet Critical Care Ab Reduction of pressure induced temperature influence on the speed of sound in a gas
DE102008060922A1 (de) * 2008-12-06 2010-06-10 Ganshorn Medizin Electronic Gmbh Lungendiagnosegerät mit zwei Ultraschallmessstrecken
US8978476B2 (en) * 2012-11-05 2015-03-17 General Electric Company Ultrasonic signal coupler
CN104483380A (zh) * 2014-12-19 2015-04-01 郑州光力科技股份有限公司 一种基于温度补偿的超声波气体浓度测量方法及测量装置
DE102018104669A1 (de) * 2018-03-01 2019-09-05 Dionex Softron Gmbh Verwendung einer akustischen Welle in einem Chromatographiesystem
SE544643C2 (en) * 2019-11-08 2022-10-04 Northvolt Ab Arrangement and method for detecting malfunction in a battery

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO119034B (sv) * 1968-08-28 1970-03-16 Oppegaard A
SU1242726A1 (ru) * 1984-07-25 1986-07-07 Уфимский Ордена Ленина Авиационный Институт Им.Серго Орджоникидзе Устройство дл измерени температуры
SU1357832A2 (ru) * 1986-03-31 1987-12-07 Предприятие П/Я Г-4126 Устройство дл определени сплошности двухфазных жидких сред
EP0362307B1 (de) * 1988-02-19 1992-12-09 OEHLER, Oscar, Dr. Ultraschall-temperaturmessung und anwendungen in der optischen spektroskopie und der kalorimetrie
US4932255A (en) * 1988-12-16 1990-06-12 Johnson Service Company Flow sensing using surface acoustic waves
WO1992003724A1 (en) * 1990-08-17 1992-03-05 The Commonwealth Industrial Gases Limited Gas analyser
US5247826B1 (en) * 1992-11-12 1995-07-18 Devilbiss Health Care Inc Gas concentration and/or flow sensor
DE4318690A1 (de) 1993-06-04 1995-01-05 Ndd Medizintechnik Gmbh Verfahren zur Messung der Molmasse von Gasen oder Gasgemischen und Vorrichtung zur Durchführung dieses Verfahrens
US6021872A (en) * 1997-05-28 2000-02-08 Otis Elevator Company Remote brake release mechanism for an elevator machine
SE0200184D0 (sv) 2002-01-24 2002-01-24 Siemens Elema Ab Acoustic Gas Meter

Also Published As

Publication number Publication date
EP1464957A2 (en) 2004-10-06
US20040200266A1 (en) 2004-10-14
JP2004294434A (ja) 2004-10-21
EP1464957B1 (en) 2014-11-19
US7127936B2 (en) 2006-10-31
EP1464957A3 (en) 2010-11-17

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