| 基于氧化锆电解质的NOx传感器的检测系统设计 |
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| 引用本文： | 尹亮亮,谢光远,黄海琴,王杏,李红.基于氧化锆电解质的NOx传感器的检测系统设计[J].传感器世界,2011,17(2):16-19. |
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| 作者姓名： | 尹亮亮 谢光远 黄海琴 王杏 李红 |
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| 作者单位： | 尹亮亮,谢光远,黄海琴,王杏,YIN Liang-liang,XIE Guang-yuan,HUANG Hai-qin,WANG Xing(武汉科技大学材料与冶金学院,湖北武汉,430081);李红,LI Hong(江西农业大学职师院,江西南昌,330045) |
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| 摘 要： | 设计了一套用于测量汽车尾气排放的氮氧化物（NO与NO2）的车用传感器的检测装置。该装置能真实模拟汽车尾气的环境，测试了尾气温度、尾气流量、尾气中的O2浓度、NO浓度、NO2浓度等因素列代表NOx实际浓度的传感器极限电流IP2的影响，并对响应曲线进行了分析。该测试系统对所制作的NOx传感器内部结构及各电极的成分的改进具有重要的意义。
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| 关 键 词： | 汽车尾气 NOx传感器 氧敏元件 极限电流 |
Design of test system for NO_x sensors based on ZrO_2 solid electrolytes |
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| YIN Liang-liang,XIE Guang-yuan,HUANG Hai-qin,WANG Xing,LI Hong.Design of test system for NO_x sensors based on ZrO_2 solid electrolytes[J].Sensor World,2011,17(2):16-19. |
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| Authors: | YIN Liang-liang XIE Guang-yuan HUANG Hai-qin WANG Xing LI Hong |
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| Affiliation: | YIN Liang-liang~1,XIE Guang-yuan~1,HUANG Hai-qin~1,WANG Xing~1,LI Hong~2 (1.School of Materials and Metallurgy,Wuhan University of Since and Technology,Wuhan 430070,China,2.School of career training,Jiangxi Agriculture University,Nanchang 330045,China) |
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| Abstract: | A set of device used to detect the concentrations of NO and NO_2 exhausted from automobiles is designed in this paper.The system can simulate the exhaust environments of automobiles.The influences of several factors on limiting currents IP_2 of sensors representing the actual concentrations of NO_x,such as gas temperatures,flow rates of gas, concentrations of O_2,NO and NO_2 in the exhaust gas and so on, are estimated,and the response curves are analyzed.The test device is important for the improvements of ... |
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| Keywords: | gas exhaust NO_x sensor oxygen sensing element limiting current |
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