DE3622307C2 - - Google Patents
Info
- Publication number
- DE3622307C2 DE3622307C2 DE3622307A DE3622307A DE3622307C2 DE 3622307 C2 DE3622307 C2 DE 3622307C2 DE 3622307 A DE3622307 A DE 3622307A DE 3622307 A DE3622307 A DE 3622307A DE 3622307 C2 DE3622307 C2 DE 3622307C2
- Authority
- DE
- Germany
- Prior art keywords
- sensor
- thermal conductivity
- temperature
- measuring
- measuring device
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 239000007789 gas Substances 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 230000001419 dependent effect Effects 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 description 23
- 230000000694 effects Effects 0.000 description 4
- 239000000523 sample Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- 208000010201 Exanthema Diseases 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 201000005884 exanthem Diseases 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000000256 polyoxyethylene sorbitan monolaurate Substances 0.000 description 1
- 206010037844 rash Diseases 0.000 description 1
- 239000002470 thermal conductor Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
- G01N27/18—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19863622307 DE3622307A1 (de) | 1986-07-03 | 1986-07-03 | Messeinrichtung zum nachweis des anteils von brennbaren gasen in luftgemischen |
| EP87107933A EP0252283B1 (de) | 1986-07-03 | 1987-06-02 | Messeinrichtung zum Nachweis des Anteils von brennbaren Gasen in Luftgemischen |
| DE8787107933T DE3764557D1 (de) | 1986-07-03 | 1987-06-02 | Messeinrichtung zum nachweis des anteils von brennbaren gasen in luftgemischen. |
| JP62159926A JPS6315146A (ja) | 1986-07-03 | 1987-06-29 | 混合気中の可燃性ガスの含有率測定装置 |
| US07/068,905 US4817414A (en) | 1986-07-03 | 1987-06-30 | Measuring arrangement for detecting the level of combustible gases mixed with air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19863622307 DE3622307A1 (de) | 1986-07-03 | 1986-07-03 | Messeinrichtung zum nachweis des anteils von brennbaren gasen in luftgemischen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3622307A1 DE3622307A1 (de) | 1988-01-14 |
| DE3622307C2 true DE3622307C2 (OSRAM) | 1988-08-04 |
Family
ID=6304290
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19863622307 Granted DE3622307A1 (de) | 1986-07-03 | 1986-07-03 | Messeinrichtung zum nachweis des anteils von brennbaren gasen in luftgemischen |
| DE8787107933T Expired - Fee Related DE3764557D1 (de) | 1986-07-03 | 1987-06-02 | Messeinrichtung zum nachweis des anteils von brennbaren gasen in luftgemischen. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8787107933T Expired - Fee Related DE3764557D1 (de) | 1986-07-03 | 1987-06-02 | Messeinrichtung zum nachweis des anteils von brennbaren gasen in luftgemischen. |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4817414A (OSRAM) |
| EP (1) | EP0252283B1 (OSRAM) |
| JP (1) | JPS6315146A (OSRAM) |
| DE (2) | DE3622307A1 (OSRAM) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3939386A1 (de) * | 1989-02-17 | 1990-08-23 | Werner Woelke | Geraet zur erfassung der konzentration explosibler oder gesundheitsgefaehrdender gase oder zum nachweis der konzentration von sauerstoff in brennbaren gasgemischen |
| DE4130099A1 (de) * | 1991-09-11 | 1993-03-25 | Auergesellschaft Gmbh | Gasmessgeraet |
| DE102008045322A1 (de) * | 2008-09-02 | 2010-03-04 | Continental Automotive Gmbh | Anordnung zur Messung einer Kohlenwasserstoffkonzentration und Brennkraftmaschine |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3808305C2 (de) * | 1988-03-12 | 2001-10-11 | Werner Woelke | Gasmeßgerät zum Messen und Überwachen der Konzentration von Gasen, insbesondere von Methan, in Umgebungsluft |
| DE4014930A1 (de) * | 1990-05-10 | 1991-11-14 | Draegerwerk Ag | Verfahren fuer den betrieb einer messanordnung zum nachweis des anteils von brennbaren gasen |
| DE4112500A1 (de) * | 1991-04-17 | 1992-10-22 | Sewerin Hermann Gmbh | Verfahren zum nachweis von gaskonzentrationen in einem gas-luft-gemisch |
| DE9203528U1 (de) * | 1992-03-18 | 1992-07-09 | Ruhrgas Ag, 4300 Essen | Vorrichtung zur Steuerung einer Gasverbrauchseinrichtung |
| DE4221922C1 (de) * | 1992-07-03 | 1994-01-13 | Bosch Gmbh Robert | Wärmetönungssensor |
| US5428988A (en) * | 1993-12-13 | 1995-07-04 | Trw Vehicle Safety Systems Inc. | Leak detector for gas air bag inflator |
| US5837884A (en) * | 1994-12-29 | 1998-11-17 | Tokin Corporation | Humidity sensor using temperature sensing resistor controlled to be at constant temperature of more than 150° C. |
| US5948965A (en) * | 1996-05-01 | 1999-09-07 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Solid state carbon monoxide sensor |
| US5831146A (en) * | 1996-05-09 | 1998-11-03 | Cts Corporation | Gas sensor with multiple exposed active elements |
| DE19743644C2 (de) * | 1997-10-02 | 1999-12-16 | Bosch Gmbh Robert | Verfahren zum Betrieb eines Gassensors |
| CA2344842C (en) | 2001-04-23 | 2007-08-21 | Pason Systems Corp. | Combustible gas measurement apparatus and method |
| US6916664B2 (en) * | 2002-06-14 | 2005-07-12 | Honeywell International Inc. | Flammable vapor sensor |
| JP5511120B2 (ja) * | 2006-04-17 | 2014-06-04 | 矢崎総業株式会社 | ガス濃度検出装置 |
| DE102006033160A1 (de) * | 2006-07-18 | 2008-01-24 | Appliedsensor Gmbh | Sensoranordnung zur Detektion von Gasen |
| US8146403B2 (en) * | 2007-09-17 | 2012-04-03 | Life Safety Distribution Ag | Gas sensor with smart pellistor |
| US8721970B2 (en) | 2008-01-25 | 2014-05-13 | Life Safety Distribution Ag | Temperature and humidity compensated single element pellistor |
| EP2085773A1 (en) * | 2008-01-25 | 2009-08-05 | Life Safety Distribution AG | Temperature and humidity compensated single element pellistor |
| CN103364606B (zh) * | 2012-03-27 | 2015-09-02 | 赛锐(青岛)自动化技术有限公司 | 同时准确测量电压和电流的系统及采用该系统的仪器 |
| DE102013008425B3 (de) * | 2013-05-16 | 2014-05-22 | Dräger Safety AG & Co. KGaA | Verfahren zur Erkennung von Sensorvergiftungen und Teststation zur Durchführung des Verfahrens |
| JP6660105B2 (ja) * | 2015-06-11 | 2020-03-04 | 新コスモス電機株式会社 | 気体熱伝導式ガスセンサおよび気体熱伝導式ガスセンサの出力補正方法 |
| WO2020129341A1 (ja) * | 2018-12-17 | 2020-06-25 | Tdk株式会社 | ガスセンサ |
| DE102022120102A1 (de) * | 2022-08-10 | 2024-02-15 | Dräger Safety AG & Co. KGaA | Gasdetektionsvorrichtung und Gasdetektionsverfahren |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3091957A (en) * | 1959-10-14 | 1963-06-04 | American Instr Co Inc | Thermal conductivity bridge circuit |
| BE639577A (OSRAM) * | 1962-11-10 | |||
| FR1494162A (fr) * | 1966-07-07 | 1967-09-08 | Charbonnages De France | Perfectionnements aux catharomètres |
| US3519391A (en) * | 1967-09-22 | 1970-07-07 | Karl Winter | Method of and apparatus for measuring combustible constituents of gas samples |
| DE2036371B2 (de) * | 1970-07-17 | 1972-06-22 | Auergesellschaft Gmbh, 1000 Berlin | Einrichtung zur unterdrueckung des durch unvollstaendige oxidation bedingten anzeigerueckganges bei hohen konzentrationen bei einem geraet zur anzeige der konzentration eine in luft enthaltenen oxidierbaren gases |
| DE2655954C3 (de) * | 1976-12-10 | 1980-05-22 | Draegerwerk Ag, 2400 Luebeck | Vorrichtung zur eindeutigen Anzeige des Anteils brennbarer Bestandteile in einer Gasprobe |
| FR2456950A1 (fr) * | 1979-05-14 | 1980-12-12 | Sereg Soc | Catharometre |
| JPS57189289A (en) * | 1981-05-15 | 1982-11-20 | Toubishi Kogyo Kk | Gas detection monitor |
| DE3127431C2 (de) * | 1981-07-11 | 1987-02-19 | Werner 4300 Essen Woelke | Konzentrations-Überwachungsschaltung für eine Brenngas/Luft-Mischung |
| GB2103806A (en) * | 1981-08-05 | 1983-02-23 | Detection Instr Limited | Improvements relating to gas detectors |
| US4571543A (en) * | 1983-03-28 | 1986-02-18 | Southwest Medical Products, Inc. | Specific material detection and measuring device |
| US4572900A (en) * | 1984-04-25 | 1986-02-25 | The United States Of America As Represented By The Secretary Of The Navy | Organic semiconductor vapor sensing method |
| GB2165948B (en) * | 1984-10-23 | 1988-12-07 | Health Lab Service Board | Formaldehyde monitor |
-
1986
- 1986-07-03 DE DE19863622307 patent/DE3622307A1/de active Granted
-
1987
- 1987-06-02 DE DE8787107933T patent/DE3764557D1/de not_active Expired - Fee Related
- 1987-06-02 EP EP87107933A patent/EP0252283B1/de not_active Expired - Lifetime
- 1987-06-29 JP JP62159926A patent/JPS6315146A/ja active Pending
- 1987-06-30 US US07/068,905 patent/US4817414A/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3939386A1 (de) * | 1989-02-17 | 1990-08-23 | Werner Woelke | Geraet zur erfassung der konzentration explosibler oder gesundheitsgefaehrdender gase oder zum nachweis der konzentration von sauerstoff in brennbaren gasgemischen |
| DE3939386C2 (de) * | 1989-02-17 | 1998-12-24 | Werner Woelke | Gerät zur Erfassung der Konzentration explosibler oder gesundheitsgefährdender Gase oder zum Nachweis der Konzentration von Sauerstoff in brennbaren Gasgemischen |
| DE4130099A1 (de) * | 1991-09-11 | 1993-03-25 | Auergesellschaft Gmbh | Gasmessgeraet |
| DE102008045322A1 (de) * | 2008-09-02 | 2010-03-04 | Continental Automotive Gmbh | Anordnung zur Messung einer Kohlenwasserstoffkonzentration und Brennkraftmaschine |
| US8573187B2 (en) | 2008-09-02 | 2013-11-05 | Continental Automobile GmbH | Apparatus for measuring a hydrocarbon concentration and internal combustion engine |
| DE102008045322B4 (de) | 2008-09-02 | 2019-06-19 | Continental Automotive Gmbh | Anordnung zur Messung einer Kohlenwasserstoffkonzentration |
Also Published As
| Publication number | Publication date |
|---|---|
| US4817414A (en) | 1989-04-04 |
| EP0252283B1 (de) | 1990-08-29 |
| DE3764557D1 (de) | 1990-10-04 |
| DE3622307A1 (de) | 1988-01-14 |
| JPS6315146A (ja) | 1988-01-22 |
| EP0252283A1 (de) | 1988-01-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |