NO300346B1 - Foto-akustisk måleanordning - Google Patents
Foto-akustisk måleanordning Download PDFInfo
- Publication number
- NO300346B1 NO300346B1 NO951334A NO951334A NO300346B1 NO 300346 B1 NO300346 B1 NO 300346B1 NO 951334 A NO951334 A NO 951334A NO 951334 A NO951334 A NO 951334A NO 300346 B1 NO300346 B1 NO 300346B1
- Authority
- NO
- Norway
- Prior art keywords
- detector
- gas
- photo
- acoustic
- illumination
- Prior art date
Links
- 239000007789 gas Substances 0.000 claims description 53
- 230000005855 radiation Effects 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 16
- 238000005259 measurement Methods 0.000 claims description 12
- 238000005286 illumination Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000010895 photoacoustic effect Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000005459 micromachining Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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
Landscapes
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO951334A NO300346B1 (no) | 1995-04-05 | 1995-04-05 | Foto-akustisk måleanordning |
PCT/NO1996/000074 WO1996031765A1 (en) | 1995-04-05 | 1996-04-01 | Photoacoustic measuring apparatus |
EP96910237A EP0819243A1 (de) | 1995-04-05 | 1996-04-01 | Photoakustisches messgerät |
AU53487/96A AU5348796A (en) | 1995-04-05 | 1996-04-01 | Photoacoustic measuring apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO951334A NO300346B1 (no) | 1995-04-05 | 1995-04-05 | Foto-akustisk måleanordning |
Publications (3)
Publication Number | Publication Date |
---|---|
NO951334D0 NO951334D0 (no) | 1995-04-05 |
NO951334L NO951334L (no) | 1996-10-07 |
NO300346B1 true NO300346B1 (no) | 1997-05-12 |
Family
ID=19898089
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO951334A NO300346B1 (no) | 1995-04-05 | 1995-04-05 | Foto-akustisk måleanordning |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0819243A1 (de) |
AU (1) | AU5348796A (de) |
NO (1) | NO300346B1 (de) |
WO (1) | WO1996031765A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10876965B2 (en) | 2015-12-09 | 2020-12-29 | Diamontech Ag | Apparatus and method for analyzing a material |
US11280728B2 (en) | 2015-12-09 | 2022-03-22 | Diamontech Ag | Device and method for analyzing a material |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999044040A1 (en) * | 1998-02-26 | 1999-09-02 | Presens As | A method for drift compensated measurement of gas concentration, and a photoacoustical gas sensor |
WO2004008112A1 (de) * | 2002-07-12 | 2004-01-22 | Abb Research Ltd | Hochauflösendes absorptionsspektrometer und entsprechendes messverfahren |
US8848191B2 (en) | 2012-03-14 | 2014-09-30 | Honeywell International Inc. | Photoacoustic sensor with mirror |
CN103954561A (zh) * | 2014-05-14 | 2014-07-30 | 江苏舒茨测控设备有限公司 | 用于检测二氧化硫浓度的光声光谱检测装置 |
DE102014108424B3 (de) | 2014-06-16 | 2015-06-11 | Johann Wolfgang Goethe-Universität | Nicht-invasive Stoffanalyse |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK160590C (da) * | 1988-09-12 | 1991-09-16 | Fls Airloq As | Fremgangsmaade til detektering af en gasart ved hjaelp af fotoakustisk spektroskopi |
DE69431873T2 (de) * | 1994-06-04 | 2003-11-13 | Orbisphere Laboratories Neuchatel S.A., Neuchatel | Photoakustisches Analysegerät |
-
1995
- 1995-04-05 NO NO951334A patent/NO300346B1/no not_active IP Right Cessation
-
1996
- 1996-04-01 EP EP96910237A patent/EP0819243A1/de not_active Withdrawn
- 1996-04-01 WO PCT/NO1996/000074 patent/WO1996031765A1/en not_active Application Discontinuation
- 1996-04-01 AU AU53487/96A patent/AU5348796A/en not_active Abandoned
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10876965B2 (en) | 2015-12-09 | 2020-12-29 | Diamontech Ag | Apparatus and method for analyzing a material |
US11280728B2 (en) | 2015-12-09 | 2022-03-22 | Diamontech Ag | Device and method for analyzing a material |
US12066378B2 (en) | 2015-12-09 | 2024-08-20 | DiaMon Tech AG | Device and method for analyzing a material |
Also Published As
Publication number | Publication date |
---|---|
NO951334L (no) | 1996-10-07 |
NO951334D0 (no) | 1995-04-05 |
EP0819243A1 (de) | 1998-01-21 |
AU5348796A (en) | 1996-10-23 |
WO1996031765A1 (en) | 1996-10-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5753797A (en) | Photo-acoustic gas sensor and its manufacture and use | |
ATE317115T1 (de) | Gasdetektionsverfahren und gasdetektoreinrichtung | |
CN101595375B (zh) | 泄漏检测系统和方法 | |
JPS6214769B2 (de) | ||
NO300078B1 (no) | Fotoakustisk gassdetektor | |
KR101635656B1 (ko) | 고농도 기체의 스펙트럼 분석에 적합한 장치 | |
NO823789L (no) | Anordning til ikke-dispersiv optisk bestemmelse av gasskonsentrasjon. | |
JPH08304282A (ja) | ガス分析装置 | |
CA1186402A (en) | Flow type photoacoustic detector | |
US3727050A (en) | Gas analyzer | |
WO1996019723A3 (de) | Vorrichtung zur messung des partialdruckes von in flüssigkeiten gelösten gasen | |
NO300346B1 (no) | Foto-akustisk måleanordning | |
US8661874B2 (en) | Photoacoustic detector with background signal correction | |
US20100208239A1 (en) | Chlorine dioxide sensor | |
CN109342348A (zh) | 一种双通道红外气体传感器 | |
US6834536B2 (en) | Probe for measuring alcohol in liquids | |
GB2287785A (en) | Optical transmissometer for open path gas monitoring | |
US5464980A (en) | Flame sensors and methods of sensing flame | |
CN209182234U (zh) | 一种双通道红外气体传感器 | |
JPH05249038A (ja) | オイルミスト濃度測定装置 | |
JPH0933429A (ja) | オゾン濃度計 | |
WO2003076910A8 (en) | Method and device for polarimetric measurement of the mueller matrix coefficients of a sample in the far ultraviolet to visible spectral range | |
JP4528522B2 (ja) | 光学分析用センサ装置 | |
KR200230292Y1 (ko) | 고농도 및 저농도 오존의 동시측정 센서 | |
JPH0833352B2 (ja) | オゾン濃度測定装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |