CN105606642B - 热传导式浓度检测机构及尿素箱液位传感器 - Google Patents
热传导式浓度检测机构及尿素箱液位传感器 Download PDFInfo
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- CN105606642B CN105606642B CN201610140544.7A CN201610140544A CN105606642B CN 105606642 B CN105606642 B CN 105606642B CN 201610140544 A CN201610140544 A CN 201610140544A CN 105606642 B CN105606642 B CN 105606642B
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- thermal conductivity
- detection sensor
- heating tube
- conductivity concentration
- heating
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- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 91
- 239000004202 carbamide Substances 0.000 title claims abstract description 91
- 239000007788 liquid Substances 0.000 title claims abstract description 72
- 230000007246 mechanism Effects 0.000 title claims abstract description 31
- 238000010438 heat treatment Methods 0.000 claims abstract description 139
- 238000001514 detection method Methods 0.000 claims abstract description 81
- 238000012360 testing method Methods 0.000 claims abstract description 18
- 238000012546 transfer Methods 0.000 claims abstract description 5
- 238000009413 insulation Methods 0.000 claims description 40
- 239000000463 material Substances 0.000 claims description 24
- 230000000694 effects Effects 0.000 abstract description 8
- 238000005259 measurement Methods 0.000 abstract description 4
- 239000002826 coolant Substances 0.000 description 10
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 7
- 230000008859 change Effects 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000010531 catalytic reduction reaction Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- WTHDKMILWLGDKL-UHFFFAOYSA-N urea;hydrate Chemical compound O.NC(N)=O WTHDKMILWLGDKL-UHFFFAOYSA-N 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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
- G01N25/18—Investigating or analyzing materials by the use of thermal means by investigating thermal conductivity
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
Landscapes
- 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)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610140544.7A CN105606642B (zh) | 2016-03-11 | 2016-03-11 | 热传导式浓度检测机构及尿素箱液位传感器 |
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CN201610140544.7A CN105606642B (zh) | 2016-03-11 | 2016-03-11 | 热传导式浓度检测机构及尿素箱液位传感器 |
Publications (2)
Publication Number | Publication Date |
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CN105606642A CN105606642A (zh) | 2016-05-25 |
CN105606642B true CN105606642B (zh) | 2018-10-16 |
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CN201610140544.7A Active CN105606642B (zh) | 2016-03-11 | 2016-03-11 | 热传导式浓度检测机构及尿素箱液位传感器 |
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CN (1) | CN105606642B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104564258A (zh) * | 2015-01-16 | 2015-04-29 | 湖南菲尔斯特传感器有限公司 | 一种箱体液位传感器 |
CN113530645B (zh) * | 2020-04-17 | 2022-09-30 | 泰科电子(上海)有限公司 | 尿素箱传感器组件 |
CN116412018A (zh) * | 2022-01-05 | 2023-07-11 | 北汽福田汽车股份有限公司 | 液体浓度传感器总成、车辆尿素箱和车辆 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3687915B2 (ja) * | 2003-10-27 | 2005-08-24 | 日産ディーゼル工業株式会社 | 液体判別装置 |
JP3687917B2 (ja) * | 2003-10-31 | 2005-08-24 | 日産ディーゼル工業株式会社 | 液体還元剤の濃度及び残量検出装置 |
JP4925890B2 (ja) * | 2007-03-29 | 2012-05-09 | Udトラックス株式会社 | 液体還元剤判別装置及びエンジンの排気浄化装置 |
US7954312B2 (en) * | 2007-05-09 | 2011-06-07 | Ford Global Technologies, Llc | Approach for detecting reductant availability and make-up |
CN101666401B (zh) * | 2009-10-12 | 2012-07-11 | 浙江铁马汽车零部件有限公司 | 一种直流电加热尿素溶液输送软管 |
CN102095476A (zh) * | 2010-11-19 | 2011-06-15 | 东莞正扬电子机械有限公司 | 尿素箱液位传感器 |
JP5844556B2 (ja) * | 2011-06-15 | 2016-01-20 | 理研計器株式会社 | 熱伝導式ガスセンサの出力補正方法およびガス検知器 |
US9140659B2 (en) * | 2011-09-29 | 2015-09-22 | Belenos Clean Power Holding Ag | Gas sensor and method for determining a concentration of gas in a two-component mixture |
CN203249672U (zh) * | 2013-05-08 | 2013-10-23 | 东莞正扬电子机械有限公司 | 尿素箱液位传感器 |
CN104056542B (zh) * | 2014-06-09 | 2015-10-28 | 广西壮族自治区建筑材料科学研究设计院 | 一种sncr脱硝方法及其装置 |
CN205426827U (zh) * | 2016-03-11 | 2016-08-03 | 东莞正扬电子机械有限公司 | 热传导式浓度检测机构及尿素箱液位传感器 |
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2016
- 2016-03-11 CN CN201610140544.7A patent/CN105606642B/zh active Active
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Denomination of invention: Heat-conduction-type concentration detecting mechanism and urea-box liquid level sensor Effective date of registration: 20181220 Granted publication date: 20181016 Pledgee: China Co. truction Bank Corp Dongguan branch Pledgor: DONGGUAN ZHENGYANG ELECTRONIC MECHANICAL Co.,Ltd. Registration number: 2018440000388 |
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Date of cancellation: 20210111 Granted publication date: 20181016 Pledgee: China Co. truction Bank Corp Dongguan branch Pledgor: DONGGUAN ZHENGYANG ELECTRONIC MECHANICAL Co.,Ltd. Registration number: 2018440000388 |
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Denomination of invention: Heat conduction type concentration detection mechanism and liquid level sensor of urea tank Effective date of registration: 20210112 Granted publication date: 20181016 Pledgee: China Co. truction Bank Corp Dongguan branch Pledgor: DONGGUAN ZHENGYANG ELECTRONIC MECHANICAL Co.,Ltd. Registration number: Y2021980000277 |
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Address after: Room 101, No. 1, East Ring 3rd Street, Jitiagang, Huangjiang Town, Dongguan City, Guangdong Province, 523000 Patentee after: Guangdong Zhengyang Sensor Technology Co.,Ltd. Address before: 523750 Ji Ti Gang village, Huangjiang Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN ZHENGYANG ELECTRONIC MECHANICAL Co.,Ltd. |
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