ATE486274T1 - Photoakustischer sensor - Google Patents

Photoakustischer sensor

Info

Publication number
ATE486274T1
ATE486274T1 AT09168210T AT09168210T ATE486274T1 AT E486274 T1 ATE486274 T1 AT E486274T1 AT 09168210 T AT09168210 T AT 09168210T AT 09168210 T AT09168210 T AT 09168210T AT E486274 T1 ATE486274 T1 AT E486274T1
Authority
AT
Austria
Prior art keywords
modulated
monochromatic light
gas chamber
broadband spectrum
interferometer
Prior art date
Application number
AT09168210T
Other languages
English (en)
Inventor
Bernard S Fritz
Matthew S Marcus
Original Assignee
Honeywell Int Inc
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 Honeywell Int Inc filed Critical Honeywell Int Inc
Application granted granted Critical
Publication of ATE486274T1 publication Critical patent/ATE486274T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
    • G01N2021/1704—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids in gases

Landscapes

  • Physics & Mathematics (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 Analysing Materials By Optical Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
AT09168210T 2008-08-21 2009-08-19 Photoakustischer sensor ATE486274T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/195,531 US8085403B2 (en) 2008-08-21 2008-08-21 Photoacoustic sensor

Publications (1)

Publication Number Publication Date
ATE486274T1 true ATE486274T1 (de) 2010-11-15

Family

ID=41346157

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09168210T ATE486274T1 (de) 2008-08-21 2009-08-19 Photoakustischer sensor

Country Status (4)

Country Link
US (2) US8085403B2 (de)
EP (1) EP2157419B1 (de)
AT (1) ATE486274T1 (de)
DE (1) DE602009000309D1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8085403B2 (en) * 2008-08-21 2011-12-27 Honeywell International Inc. Photoacoustic sensor
WO2010081739A1 (en) * 2009-01-16 2010-07-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Photoacoustic gas analyser with interferometric modulation
EP2591383B1 (de) 2010-07-08 2019-01-16 Halliburton Energy Services, Inc. Verfahren und system zur bestimmung von bestandteilkomponenten einer flüssigkeitsprobe in einem bohrlochwerkzeug
GB2484673A (en) * 2010-10-18 2012-04-25 Univ Dublin City A photoacoustic inspection device
US8746038B2 (en) 2011-04-01 2014-06-10 Honeywell International Inc. Photoacoustic detector with acoustic and vibration noise compensation
US8661874B2 (en) 2011-04-28 2014-03-04 Honeywell International Inc. Photoacoustic detector with background signal correction
US9086364B2 (en) 2011-04-28 2015-07-21 Honeywell International Inc. Photoacoustic sensor with baseline and span correction
US8701465B2 (en) 2011-04-28 2014-04-22 Honeywell International Inc. Photoacoustic sensor diffusion membrane attachment structure
US8689607B2 (en) 2011-05-04 2014-04-08 Honeywell International Inc. Apparatus and method of photoacoustic sensor signal acquisition
US8939006B2 (en) 2011-05-04 2015-01-27 Honeywell International Inc. Photoacoustic detector with long term drift compensation
US8594507B2 (en) * 2011-06-16 2013-11-26 Honeywell International Inc. Method and apparatus for measuring gas concentrations
US8848191B2 (en) 2012-03-14 2014-09-30 Honeywell International Inc. Photoacoustic sensor with mirror
DE102012008102B3 (de) * 2012-04-25 2013-08-01 Testo Ag Messvorrichtung und Messverfahren
US20140026639A1 (en) * 2012-07-30 2014-01-30 General Electric Company System and method for photoacoustic gas analysis
US9410931B1 (en) 2013-10-17 2016-08-09 Sandia Corporation Miniaturized photoacoustic spectrometer
US9652035B2 (en) * 2015-02-23 2017-05-16 International Business Machines Corporation Interfacing via heads-up display using eye contact
WO2016141155A1 (en) 2015-03-05 2016-09-09 Honeywell International Inc. Use of selected glass types and glass thicknesses in the optical path to remove cross sensitivity to water absorption peaks
CN108351293A (zh) 2015-09-10 2018-07-31 霍尼韦尔国际公司 具有归一化响应和改进灵敏度的气体检测器
WO2017062626A1 (en) 2015-10-09 2017-04-13 Honeywell International Inc. Electromagnetic radiation detector using a planar golay cell
US20180323060A1 (en) * 2015-10-28 2018-11-08 Tokyo Electron Limited Substrate processing method, substrate processing apparatus, substrate processing system and recording medium
US10620165B2 (en) * 2016-12-29 2020-04-14 Infineon Technologies Ag Photoacoustic gas analyzer for determining species concentrations using intensity modulation
CN107802239B (zh) * 2017-11-16 2020-07-31 重庆医科大学 一种在生物体组织内成像的系统
EP3508836B1 (de) 2018-01-05 2020-07-29 Infineon Technologies AG Photoakustisches system und verfahren zur abschätzung einer gaskonzentration
FR3112857B1 (fr) * 2020-07-21 2025-03-07 Draegerwerk Ag & Co Kgaa Capteur photoacoustique à gaz de substitution et procédé de détection le mettant en œuvre
CN113155742A (zh) * 2021-04-02 2021-07-23 浙江大学 同时检测多种气体的单共振腔光声光谱系统及检测方法
CN116337777B (zh) * 2023-05-29 2023-08-29 之江实验室 一种基于单光梳的宽频带光声光谱测量系统及方法
CN117629898B (zh) * 2024-01-25 2024-05-07 杭州泽天春来科技股份有限公司 光声光谱气体分析仪的信号处理方法、系统及可读介质
CN119354361A (zh) * 2024-12-25 2025-01-24 山东省科学院激光研究所 一种基于二次谐波的干扰消除及温度检测方法、系统
CN119619013A (zh) * 2025-01-07 2025-03-14 山西大学 一种傅里叶光声气体检测装置及方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4457162A (en) 1982-09-17 1984-07-03 Institute Of Gas Technology Multi-frequency photo-acoustic detector
US5933245A (en) 1996-12-31 1999-08-03 Honeywell Inc. Photoacoustic device and process for multi-gas sensing
US6618148B1 (en) 2000-02-10 2003-09-09 Southwest Sciences Incorporated Acoustic resonance frequency locked photoacoustic spectrometer
FI118548B (fi) * 2002-09-30 2007-12-14 Noveltech Solutions Ltd Fotoakustinen detektori
US7285791B2 (en) 2006-03-24 2007-10-23 Goldeneye, Inc. Wavelength conversion chip for use in solid-state lighting and method for making same
US20070262294A1 (en) 2006-05-15 2007-11-15 X-Rite, Incorporated Light source including quantum dot material and apparatus including same
JP4444930B2 (ja) 2006-07-18 2010-03-31 独立行政法人科学技術振興機構 量子ドットによる波長変換素子
US20110052447A1 (en) * 2008-02-21 2011-03-03 Roy Eric G Detection System for Detecting and Measuring Metal Ions in an Aqueous Medium
US8085403B2 (en) * 2008-08-21 2011-12-27 Honeywell International Inc. Photoacoustic sensor

Also Published As

Publication number Publication date
EP2157419B1 (de) 2010-10-27
US8085403B2 (en) 2011-12-27
EP2157419A1 (de) 2010-02-24
US8451447B2 (en) 2013-05-28
DE602009000309D1 (de) 2010-12-09
US20100045998A1 (en) 2010-02-25
US20120075618A1 (en) 2012-03-29

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