JP2016535274A - 被酸化性ガスを検出するセンサ - Google Patents
被酸化性ガスを検出するセンサ Download PDFInfo
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- JP2016535274A JP2016535274A JP2016539490A JP2016539490A JP2016535274A JP 2016535274 A JP2016535274 A JP 2016535274A JP 2016539490 A JP2016539490 A JP 2016539490A JP 2016539490 A JP2016539490 A JP 2016539490A JP 2016535274 A JP2016535274 A JP 2016535274A
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- sensor
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- 239000003054 catalyst Substances 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims description 38
- 239000004020 conductor Substances 0.000 claims description 11
- 239000000919 ceramic Substances 0.000 claims description 5
- 239000007789 gas Substances 0.000 description 18
- 238000001514 detection method Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 7
- 230000005678 Seebeck effect Effects 0.000 description 4
- 239000011149 active material Substances 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- SWPMTVXRLXPNDP-UHFFFAOYSA-N 4-hydroxy-2,6,6-trimethylcyclohexene-1-carbaldehyde Chemical compound CC1=C(C=O)C(C)(C)CC(O)C1 SWPMTVXRLXPNDP-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002470 thermal conductor Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
- G01N25/22—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures
- G01N25/28—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures the rise in temperature of the gases resulting from combustion being measured directly
- G01N25/30—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures the rise in temperature of the gases resulting from combustion being measured directly using electric temperature-responsive elements
- G01N25/32—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures the rise in temperature of the gases resulting from combustion being measured directly using electric temperature-responsive elements using thermoelectric elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—Specially adapted to detect a particular component
- G01N33/004—Specially adapted to detect a particular component for CO, CO2
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—Specially adapted to detect a particular component
- G01N33/0047—Specially adapted to detect a particular component for organic compounds
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—Specially adapted to detect a particular component
- G01N33/005—Specially adapted to detect a particular component for H2
Abstract
Description
WO2010/022285A1からは熱量測定を行う装置が公知であり、この装置は、マイクロホットプレートを有し得る。
US2005/037499A1からは、試料ホルダと、この試料ホルダ上の試料の温度を変化させる温度変更装置と、試料における変化を検出する測定装置とを含む測定システムが公知である。この測定装置は、散乱光、反射光、放射光におけるまたは電気抵抗における複数の変化を測定することにより、例えば電圧、粘度または表面反射率などの、試料における複数の変化を検出する。
Claims (11)
- 被酸化性ガスを検出するセンサであって、
1つの触媒不活性面および1つの触媒活性面を有するセンサ素子と、
前記2つの面間の温度差を求め、求めた当該温度差に基づいて前記センサの周囲のガス濃度を求める装置とを有し、
前記触媒活性面は、前記センサ素子の一つの面に設けられ、前記触媒不活性面は、反対側の面に設けられており、
2つの面は熱電対を介して互いに接続されており、
前記センサには、前記温度差ひいては前記ガス濃度に対する尺度として、前記センサ素子の前記触媒活性面と前記触媒不活性面との間の熱起電圧を測定する装置が含まれている、被酸化性ガスを検出するセンサにおいて、
前記センサ素子(1)は、細いアーム(7)を用いて支持台(8)に支持されたホットプレート(11)を有しており、
当該ホットプレートの前面に前記触媒活性面(3)が形成され、かつ、当該ホットプレートの背面に前記触媒不活性面(4)が形成されている、又は、その逆であり、
前記熱電対は、前記ホットプレート(11)を通して延在しかつ前記2つの面(3,4)を互いに接続するスルーコンタクト(2,9)によって構成されており、当該スルーコンタクトの領域において前記熱起電圧が測定される、
ことを特徴とする、被酸化性ガスを検出するセンサ。 - 少なくとも1つの前記スルーコンタクト(2)には材料Aが含まれており、
当該スルーコンタクト(2)の2つの面は、材料Bを介し、温度勾配のない比較箇所に接触接続しており、
前記材料Bは、前記熱起電圧の測定のための端子までの導電性接続を形成する、
請求項1に記載のセンサ。 - 前記材料Bからなる前記2つの線路(6)において前記熱起電圧を捕らえる、
請求項2に記載のセンサ。 - 前記センサ素子(1)との2つの端子だけを有する、
請求項1から3までのいずれか1項に記載のセンサ。 - 前記少なくとも1つのスルーコンタクト(2)の前記材料Aは、絶対値の大きいゼーベック係数を有する材料である、
請求項1から4までのいずれか1項に記載のセンサ。 - 前記比較箇所は、前記ホットプレート(11)のフレーム(8)に設けられている、
請求項2から5までのいずれか1項に記載のセンサ。 - 前記センサ素子(1)の前記表面にわたり、複数の熱電対の直列回路を有する、
請求項1から6までのいずれか1項に記載のセンサ。 - 前記センサ素子(1)に相異なる材料からなり、かつ、直列接続された、複数のスルーコンタクト(2,9)を有する、
請求項7に記載のセンサ。 - 前記直列接続された複数のスルーコンタクト(2,9)は、交番に材料Aおよび材料Bからなり、前記材料Aおよび材料Bは互いに異なるゼーベック係数を有する、
請求項8に記載のセンサ。 - 前記センサ素子(1)の前記少なくとも1つのスルーコンタクト(2,9)は、セラミック導体として形成されている、
請求項1から9までのいずれか1項に記載のセンサ。 - 前記センサ素子(1)の前記少なくとも1つのスルーコンタクト(2,9)の縁部領域だけに導体が充填されている、
請求項1から10までのいずれか1項に記載のセンサ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013217465.9 | 2013-09-02 | ||
DE102013217465.9A DE102013217465A1 (de) | 2013-09-02 | 2013-09-02 | Sensor zur Detektion oxidierbarer Gase |
PCT/EP2014/068495 WO2015028660A1 (de) | 2013-09-02 | 2014-09-01 | Sensor zur detektion oxidierbarer gase |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016535274A true JP2016535274A (ja) | 2016-11-10 |
JP6243040B2 JP6243040B2 (ja) | 2017-12-06 |
Family
ID=51453755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016539490A Active JP6243040B2 (ja) | 2013-09-02 | 2014-09-01 | 被酸化性ガスを検出するセンサ |
Country Status (5)
Country | Link |
---|---|
US (1) | US9939397B2 (ja) |
EP (1) | EP3042186B1 (ja) |
JP (1) | JP6243040B2 (ja) |
DE (1) | DE102013217465A1 (ja) |
WO (1) | WO2015028660A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013217465A1 (de) | 2013-09-02 | 2015-03-05 | Continental Automotive Gmbh | Sensor zur Detektion oxidierbarer Gase |
DE102013220908B4 (de) * | 2013-10-15 | 2015-09-24 | Continental Automotive Gmbh | Sensorelement |
DE102016205060A1 (de) | 2016-03-24 | 2017-04-27 | Continental Automotive Gmbh | Verfahren zum Betreiben eines Sensors zur Detektion oxidierbarer Gase |
US10935514B2 (en) * | 2017-08-10 | 2021-03-02 | International Business Machines Corporation | Low power combustible gas sensing |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001099798A (ja) * | 1999-09-29 | 2001-04-13 | Yazaki Corp | 接触燃焼式ガスセンサ並びにガス検出方法及びその装置 |
JP2001099801A (ja) * | 1999-09-29 | 2001-04-13 | Yazaki Corp | 接触燃焼式ガスセンサ |
JP2008275588A (ja) * | 2007-03-30 | 2008-11-13 | Horiba Ltd | 可燃性ガスセンサ |
Family Cites Families (18)
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US4063898A (en) * | 1976-09-20 | 1977-12-20 | Bailey Meter Company | Combustible gases detector |
US4359709A (en) * | 1979-07-06 | 1982-11-16 | Matsushita Electric Industrial Co., Ltd. | Combustible gas sensor |
JPS5618750A (en) * | 1979-07-25 | 1981-02-21 | Ricoh Co Ltd | Gas detector |
JPS56168149A (en) * | 1980-05-29 | 1981-12-24 | Toyota Motor Corp | Detecting method for content of carbon monoxide |
US4835108A (en) * | 1986-07-28 | 1989-05-30 | The Babcock & Wilcox Company | Method for measuring free oxygen in a combustible atmosphere |
DE3932880A1 (de) * | 1989-10-02 | 1991-04-11 | Fraunhofer Ges Forschung | Katalytischer gassensor und verfahren zum herstellen desselben |
US5356756A (en) * | 1992-10-26 | 1994-10-18 | The United States Of America As Represented By The Secretary Of Commerce | Application of microsubstrates for materials processing |
DE4317568C2 (de) * | 1993-05-26 | 1997-09-11 | Fraunhofer Ges Forschung | Wasserstoff-Sensor |
WO1995010770A1 (en) * | 1993-10-08 | 1995-04-20 | Csir | A catalytic gas sensor |
US5451371A (en) * | 1994-06-09 | 1995-09-19 | Ford Motor Company | High-sensitivity, silicon-based, microcalorimetric gas sensor |
US5707148A (en) * | 1994-09-23 | 1998-01-13 | Ford Global Technologies, Inc. | Catalytic calorimetric gas sensor |
US6079873A (en) * | 1997-10-20 | 2000-06-27 | The United States Of America As Represented By The Secretary Of Commerce | Micron-scale differential scanning calorimeter on a chip |
US20050037499A1 (en) * | 2003-08-11 | 2005-02-17 | Symyx Technologies, Inc. | Apparatus and method for determining temperatures at which properties of materials change |
WO2005088285A1 (ja) * | 2004-03-17 | 2005-09-22 | National Institute Of Advanced Industrial Science And Technology | マイクロ熱電式ガスセンサ |
US7338640B2 (en) * | 2005-03-31 | 2008-03-04 | General Electric Company | Thermopile-based gas sensor |
DE112008000824T5 (de) * | 2007-03-28 | 2010-02-11 | HORIBA, Ltd., Kyoto-shi | Sensor für brennbare Gase |
US8931950B2 (en) * | 2008-08-20 | 2015-01-13 | The Board Of Trustees Of The University Of Illinois | Device for calorimetric measurement |
DE102013217465A1 (de) | 2013-09-02 | 2015-03-05 | Continental Automotive Gmbh | Sensor zur Detektion oxidierbarer Gase |
-
2013
- 2013-09-02 DE DE102013217465.9A patent/DE102013217465A1/de not_active Withdrawn
-
2014
- 2014-09-01 EP EP14758141.7A patent/EP3042186B1/de active Active
- 2014-09-01 WO PCT/EP2014/068495 patent/WO2015028660A1/de active Application Filing
- 2014-09-01 US US14/915,951 patent/US9939397B2/en active Active
- 2014-09-01 JP JP2016539490A patent/JP6243040B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001099798A (ja) * | 1999-09-29 | 2001-04-13 | Yazaki Corp | 接触燃焼式ガスセンサ並びにガス検出方法及びその装置 |
JP2001099801A (ja) * | 1999-09-29 | 2001-04-13 | Yazaki Corp | 接触燃焼式ガスセンサ |
JP2008275588A (ja) * | 2007-03-30 | 2008-11-13 | Horiba Ltd | 可燃性ガスセンサ |
Also Published As
Publication number | Publication date |
---|---|
US20160195483A1 (en) | 2016-07-07 |
DE102013217465A1 (de) | 2015-03-05 |
EP3042186B1 (de) | 2017-05-10 |
JP6243040B2 (ja) | 2017-12-06 |
US9939397B2 (en) | 2018-04-10 |
EP3042186A1 (de) | 2016-07-13 |
WO2015028660A1 (de) | 2015-03-05 |
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