SG11201402912YA - Gas sensors - Google Patents
Gas sensorsInfo
- Publication number
- SG11201402912YA SG11201402912YA SG11201402912YA SG11201402912YA SG11201402912YA SG 11201402912Y A SG11201402912Y A SG 11201402912YA SG 11201402912Y A SG11201402912Y A SG 11201402912YA SG 11201402912Y A SG11201402912Y A SG 11201402912YA SG 11201402912Y A SG11201402912Y A SG 11201402912YA
- Authority
- SG
- Singapore
- Prior art keywords
- gas sensors
- sensors
- gas
- Prior art date
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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
-
- 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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
-
- 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
- G01N21/59—Transmissivity
- G01N21/61—Non-dispersive gas analysers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
- G01R27/2605—Measuring capacitance
-
- 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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
- G01N2021/317—Special constructive features
-
- 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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
- G01N2021/3513—Open path with an instrumental source
-
- 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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/061—Sources
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/069—Supply of sources
- G01N2201/0693—Battery powered circuitry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/069—Supply of sources
- G01N2201/0696—Pulsed
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/12—Circuits of general importance; Signal processing
- G01N2201/127—Calibration; base line adjustment; drift compensation
- G01N2201/12746—Calibration values determination
- G01N2201/12761—Precalibration, e.g. for a given series of reagents
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/12—Circuits of general importance; Signal processing
- G01N2201/127—Calibration; base line adjustment; drift compensation
- G01N2201/12746—Calibration values determination
- G01N2201/12784—Base line obtained from computation, histogram
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/12—Circuits of general importance; Signal processing
- G01N2201/128—Alternating sample and standard or reference part in one path
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General 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)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1120871.7A GB2497296B (en) | 2011-12-05 | 2011-12-05 | Gas sensors |
| PCT/GB2012/053021 WO2013083974A1 (en) | 2011-12-05 | 2012-12-05 | Gas sensors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11201402912YA true SG11201402912YA (en) | 2014-07-30 |
Family
ID=45541216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201402912YA SG11201402912YA (en) | 2011-12-05 | 2012-12-05 | Gas sensors |
Country Status (12)
| Country | Link |
|---|---|
| US (3) | US20150123000A1 (en) |
| EP (1) | EP2788739B1 (en) |
| JP (1) | JP6096210B2 (en) |
| CN (1) | CN103975231B (en) |
| AU (1) | AU2012349828B2 (en) |
| BR (1) | BR112014013550B1 (en) |
| CA (1) | CA2858007C (en) |
| GB (1) | GB2497296B (en) |
| MX (1) | MX343927B (en) |
| RU (1) | RU2626040C2 (en) |
| SG (1) | SG11201402912YA (en) |
| WO (1) | WO2013083974A1 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202015002315U1 (en) | 2015-03-27 | 2015-05-06 | Infineon Technologies Ag | gas sensor |
| DE102015106373B4 (en) * | 2015-04-24 | 2023-03-02 | Infineon Technologies Ag | PHOTOACOUSTIC GAS SENSOR MODULE WITH LIGHT EMITTER UNIT AND DETECTOR UNIT |
| CN107529996A (en) * | 2015-04-30 | 2018-01-02 | 雷迪奥米特巴塞尔股份公司 | The non-invasive optical detecting of carbon dioxide partial pressure |
| WO2019124129A1 (en) * | 2017-12-18 | 2019-06-27 | パナソニックＩｐマネジメント株式会社 | Temperature detecting device and induction heating device |
| WO2019124084A1 (en) * | 2017-12-18 | 2019-06-27 | パナソニックＩｐマネジメント株式会社 | Induction heating device |
| TWI651467B (en) | 2018-03-30 | 2019-02-21 | 研能科技股份有限公司 | Actuating sensor module |
| JP2020027036A (en) * | 2018-08-13 | 2020-02-20 | エイチピー プリンティング コリア カンパニー リミテッドＨＰ Ｐｒｉｎｔｉｎｇ Ｋｏｒｅａ Ｃｏ．， Ｌｔｄ． | Water content sensor |
| US11774353B2 (en) * | 2018-10-30 | 2023-10-03 | The Government Of The United States Of America, As Represented By The Secretary Of The Navy | Methods and apparatuses for biomimetic standoff detection of hazardous chemicals |
| GB201820293D0 (en) | 2018-12-13 | 2019-01-30 | Draeger Safety Ag & Co Kgaa | Gas sensor |
| US11143588B1 (en) | 2020-03-31 | 2021-10-12 | Msa Technology, Llc | Open path gas detector with synchronous flash detection |
| DE102021111431A1 (en) | 2020-06-29 | 2021-12-30 | Dräger Safety AG & Co. KGaA | Surveillance system |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1604693A (en) * | 1978-02-16 | 1981-12-16 | Standard Telephones Cables Ltd | Optical detection of vapours |
| US5075550A (en) * | 1990-07-12 | 1991-12-24 | Amoco Corporation | Infrared detector for hydrogen fluoride gas |
| RU2029288C1 (en) * | 1992-06-30 | 1995-02-20 | Сибирский физико-технический институт им.В.Д.Кузнецова при Томском государственном университете | Gas analyzer |
| FI96450C (en) * | 1993-01-13 | 1996-06-25 | Vaisala Oy | Single-channel gas concentration measurement method and equipment |
| FI103216B1 (en) * | 1995-07-07 | 1999-05-14 | Vaisala Oyj | Method for controlling a short Fabry-Perot interferometer in an NDIR measuring device |
| US6325978B1 (en) * | 1998-08-04 | 2001-12-04 | Ntc Technology Inc. | Oxygen monitoring and apparatus |
| US5886348A (en) * | 1997-02-14 | 1999-03-23 | American Intell-Sensors Corporation | Non-dispersive infrared gas analyzer with interfering gas correction |
| US6590710B2 (en) * | 2000-02-18 | 2003-07-08 | Yokogawa Electric Corporation | Fabry-Perot filter, wavelength-selective infrared detector and infrared gas analyzer using the filter and detector |
| US6366592B1 (en) * | 2000-10-25 | 2002-04-02 | Axsun Technologies, Inc. | Stepped etalon semiconductor laser wavelength locker |
| DE10221708B4 (en) * | 2002-05-16 | 2004-09-30 | Infratec Gmbh Infrarotsensorik Und Messtechnik | Method for determining the concentration of gases and vapors and non-dispersive infrared gas analyzer for carrying out the method |
| RU2238540C2 (en) * | 2002-08-20 | 2004-10-20 | Открытое акционерное общество "Томский научно-исследовательский и проектный институт нефти и газа Восточной нефтяной компании" | Optical gas analyzer |
| US7362422B2 (en) * | 2003-11-10 | 2008-04-22 | Baker Hughes Incorporated | Method and apparatus for a downhole spectrometer based on electronically tunable optical filters |
| CN1616950A (en) * | 2003-11-12 | 2005-05-18 | 欣全实业股份有限公司 | Gas concentration detecting device and method |
| US20060093523A1 (en) * | 2004-10-29 | 2006-05-04 | Hyperteq, Lp | System, method and apparatus for mud-gas extraction, detection and analysis thereof |
| WO2007080398A1 (en) * | 2006-01-10 | 2007-07-19 | Gas Sensing Solutions Limited | Differentiating gas sensor |
| US7576856B2 (en) * | 2006-01-11 | 2009-08-18 | Baker Hughes Incorporated | Method and apparatus for estimating a property of a fluid downhole |
| JP4356724B2 (en) * | 2006-09-20 | 2009-11-04 | 株式会社デンソー | Infrared gas detector and gas detection method thereof |
| DE102009011421B3 (en) * | 2009-03-03 | 2010-04-15 | Drägerwerk AG & Co. KGaA | Method for operating gas concentration measuring device for e.g. monitoring concentration of alcohol in breathing gas of animal, involves synchronizing control voltage with light control signals |
| CN101923052B (en) * | 2009-06-17 | 2011-12-07 | 中国科学院微电子研究所 | Infrared spectrum type MEMES gas sensitive sensor based on filter structure light splitting |
| CN101930121A (en) * | 2009-06-24 | 2010-12-29 | 华为技术有限公司 | Optical filter and light-splitting method thereof |
| RU95849U1 (en) * | 2010-03-30 | 2010-07-10 | Александр Михайлович Баранов | WIRELESS GAS SENSOR WITH INDEPENDENT POWER SUPPLY |
| CN101915747A (en) * | 2010-07-22 | 2010-12-15 | 热映光电股份有限公司 | Gas concentration measuring device and method thereof |
| GB2497295A (en) * | 2011-12-05 | 2013-06-12 | Gassecure As | Method and system for gas detection |
-
2011
- 2011-12-05 GB GB1120871.7A patent/GB2497296B/en not_active Expired - Fee Related
-
2012
- 2012-12-05 MX MX2014006467A patent/MX343927B/en active IP Right Grant
- 2012-12-05 US US14/362,944 patent/US20150123000A1/en not_active Abandoned
- 2012-12-05 AU AU2012349828A patent/AU2012349828B2/en active Active
- 2012-12-05 WO PCT/GB2012/053021 patent/WO2013083974A1/en active Application Filing
- 2012-12-05 JP JP2014545345A patent/JP6096210B2/en active Active
- 2012-12-05 EP EP12813076.2A patent/EP2788739B1/en active Active
- 2012-12-05 BR BR112014013550-9A patent/BR112014013550B1/en active IP Right Grant
- 2012-12-05 RU RU2014126636A patent/RU2626040C2/en active
- 2012-12-05 CN CN201280059698.3A patent/CN103975231B/en active Active
- 2012-12-05 CA CA2858007A patent/CA2858007C/en active Active
- 2012-12-05 SG SG11201402912YA patent/SG11201402912YA/en unknown
-
2020
- 2020-12-11 US US17/119,472 patent/US20210164895A1/en not_active Abandoned
-
2022
- 2022-02-24 US US17/679,650 patent/US20220276159A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA2858007C (en) | 2020-08-18 |
| CA2858007A1 (en) | 2013-06-13 |
| US20150123000A1 (en) | 2015-05-07 |
| EP2788739A1 (en) | 2014-10-15 |
| US20210164895A1 (en) | 2021-06-03 |
| BR112014013550A2 (en) | 2017-06-13 |
| AU2012349828B2 (en) | 2016-03-10 |
| RU2014126636A (en) | 2016-01-27 |
| JP6096210B2 (en) | 2017-03-15 |
| US20220276159A1 (en) | 2022-09-01 |
| WO2013083974A1 (en) | 2013-06-13 |
| EP2788739B1 (en) | 2019-09-18 |
| CN103975231A (en) | 2014-08-06 |
| RU2626040C2 (en) | 2017-07-21 |
| CN103975231B (en) | 2017-07-11 |
| GB2497296B (en) | 2017-07-12 |
| MX343927B (en) | 2016-11-29 |
| BR112014013550B1 (en) | 2021-05-04 |
| GB201120871D0 (en) | 2012-01-18 |
| AU2012349828A1 (en) | 2014-07-24 |
| GB2497296A (en) | 2013-06-12 |
| BR112014013550A8 (en) | 2017-06-13 |
| MX2014006467A (en) | 2015-03-11 |
| JP2015500477A (en) | 2015-01-05 |
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