CN101813658B - 一对热敏电阻的热导检测器 - Google Patents
一对热敏电阻的热导检测器 Download PDFInfo
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- CN101813658B CN101813658B CN2010101204690A CN201010120469A CN101813658B CN 101813658 B CN101813658 B CN 101813658B CN 2010101204690 A CN2010101204690 A CN 2010101204690A CN 201010120469 A CN201010120469 A CN 201010120469A CN 101813658 B CN101813658 B CN 101813658B
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- sensing element
- thermal sensing
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- thermal
- thermal conductivity
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- 210000005056 cell body Anatomy 0.000 claims abstract description 26
- 210000004027 cell Anatomy 0.000 claims abstract description 22
- 238000004458 analytical method Methods 0.000 claims abstract description 15
- 238000004868 gas analysis Methods 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 238000009792 diffusion process Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 229910010272 inorganic material Inorganic materials 0.000 abstract description 5
- 239000011147 inorganic material Substances 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 59
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- 239000001257 hydrogen Substances 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 150000002431 hydrogen Chemical class 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 3
- DECCZIUVGMLHKQ-UHFFFAOYSA-N rhenium tungsten Chemical compound [W].[Re] DECCZIUVGMLHKQ-UHFFFAOYSA-N 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000008246 gaseous mixture Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 241001076960 Argon Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- OLBVUFHMDRJKTK-UHFFFAOYSA-N [N].[O] Chemical compound [N].[O] OLBVUFHMDRJKTK-UHFFFAOYSA-N 0.000 description 1
- 235000013876 argon Nutrition 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
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Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101204690A CN101813658B (zh) | 2010-03-08 | 2010-03-08 | 一对热敏电阻的热导检测器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101204690A CN101813658B (zh) | 2010-03-08 | 2010-03-08 | 一对热敏电阻的热导检测器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101813658A CN101813658A (zh) | 2010-08-25 |
| CN101813658B true CN101813658B (zh) | 2012-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101204690A Active CN101813658B (zh) | 2010-03-08 | 2010-03-08 | 一对热敏电阻的热导检测器 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101813658B (zh) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102730622B (zh) * | 2011-04-01 | 2015-06-17 | 中国科学院电子学研究所 | 一种微型热导检测器集成芯片及制造方法 |
| CN107024502A (zh) * | 2016-02-01 | 2017-08-08 | 上海景瑞阳实业有限公司 | 一种大流量低扰动恒温痕量热导检测器 |
| CN109557130A (zh) * | 2017-09-25 | 2019-04-02 | 中国石油化工股份有限公司 | 一种用于检测气体热导率的测量及控制方法 |
| CN109387541A (zh) * | 2018-11-29 | 2019-02-26 | 上海仪电分析仪器有限公司 | 一种用于光纤制造的在线实时气体纯度检测器 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1988002488A1 (en) * | 1986-10-06 | 1988-04-07 | Farren Carl A | Thermal conductivity detector assembly |
| JP2001090899A (ja) * | 1999-09-20 | 2001-04-03 | Yazaki Corp | バルク貯槽の液面検出装置 |
| JP2003042983A (ja) * | 2001-08-03 | 2003-02-13 | Shimadzu Corp | 熱伝導度検出器 |
| CN2548148Y (zh) * | 2002-05-28 | 2003-04-30 | 成都精新粉体测试设备有限公司 | 粉体比表面积测试仪 |
| DE10309205A1 (de) * | 2003-02-28 | 2004-09-30 | Abb Research Ltd. | Verfahren und Schaltung zum Betreiben eines Wärmeleitfähigkeitsdetektors |
| CN101344499A (zh) * | 2008-08-07 | 2009-01-14 | 石兆奇 | 用于测量氢气的热导池传感器 |
| CN101655472A (zh) * | 2009-10-09 | 2010-02-24 | 丁五行 | 一种用于热导式气体检测的恒温绝热系统 |
-
2010
- 2010-03-08 CN CN2010101204690A patent/CN101813658B/zh active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1988002488A1 (en) * | 1986-10-06 | 1988-04-07 | Farren Carl A | Thermal conductivity detector assembly |
| JP2001090899A (ja) * | 1999-09-20 | 2001-04-03 | Yazaki Corp | バルク貯槽の液面検出装置 |
| JP2003042983A (ja) * | 2001-08-03 | 2003-02-13 | Shimadzu Corp | 熱伝導度検出器 |
| CN2548148Y (zh) * | 2002-05-28 | 2003-04-30 | 成都精新粉体测试设备有限公司 | 粉体比表面积测试仪 |
| DE10309205A1 (de) * | 2003-02-28 | 2004-09-30 | Abb Research Ltd. | Verfahren und Schaltung zum Betreiben eines Wärmeleitfähigkeitsdetektors |
| CN101344499A (zh) * | 2008-08-07 | 2009-01-14 | 石兆奇 | 用于测量氢气的热导池传感器 |
| CN101655472A (zh) * | 2009-10-09 | 2010-02-24 | 丁五行 | 一种用于热导式气体检测的恒温绝热系统 |
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| Publication number | Publication date |
|---|---|
| CN101813658A (zh) | 2010-08-25 |
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| GR01 | Patent grant | ||
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Address after: 100081 Beijing sorghum Bridge ramp street, No. 13, No. Patentee after: NCS TESTING TECHNOLOGY CO.,LTD. Address before: 100081 Beijing sorghum Bridge ramp street, No. 13, No. Patentee before: NCS Testing Technology Co.,Ltd. Address after: 100081 Beijing sorghum Bridge ramp street, No. 13, No. Patentee after: NCS Testing Technology Co.,Ltd. Address before: 100081 Beijing sorghum Bridge ramp street, No. 13, No. Patentee before: BEIJING NCS ANALYTICAL INSTRUMENTS Co.,Ltd. |
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