| 发射率在线测量系统及其电路设计 |
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| 引用本文： | 陈斌,叶林,张兴,马春武,张志学.发射率在线测量系统及其电路设计[J].仪表技术与传感器,2011(6). |
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| 作者姓名： | 陈斌 叶林 张兴 马春武 张志学 |
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| 作者单位： | 1. 华中科技大学控制科学与工程系,湖北,武汉,430074
2. 沈阳发动机研究所,辽宁,沈阳,110015 |
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| 摘 要： | 针对目前对在线发射率测量的迫切要求,设计了新型的在线发射率连续测量系统.通过对在线发射率测量模型进行误差分析,建立系统误差因素模型,对测量系统进行了总体设计.根据传感器特性及测量要求,墓于ADuC845芯片和磁耦隔离技术对系统电路进行设计,充分考虑了抗电磁干扰(EMI)能力,提高系统的可靠性和电磁兼客性.实验结果证明该测量系统满足一定条件下在线发射率测量需要.
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| 关 键 词： | 发射率 在线连续测量 电路 温度补偿 |
Design of Circuit and System of On-line Continuous Emissivity Measurement |
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| CHEN Bin,YE Lin,ZHANG Xing,MA Chun-wu,ZHANG Zhi-xue.Design of Circuit and System of On-line Continuous Emissivity Measurement[J].Instrument Technique and Sensor,2011(6). |
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| Authors: | CHEN Bin YE Lin ZHANG Xing MA Chun-wu ZHANG Zhi-xue |
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| Affiliation: | CHEN Bin1,YE Lin1,ZHANG Xing2,MA Chun-wu2,ZHANG Zhi-xue2(1.School of Control Science and Engineering,Huazhong University of Science and Technology,Wuhan 430074,China,2.Shengyang Aeroengine Research Institute,Shengyang 110015,China) |
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| Abstract: | For the urgent request of on-line emissivity measurement,this paper designed a new type of on-line continuous emissivity measurement system.It built a system error factor model through the error analysis of on-line emissivity measurement model and developed a general design of this detection system.Depending on the characteristics of the sensor and measurement requirements,the paper designed a system circuit based on ADuC845 chip and magnetic coupled separation techniques.The paper considered about the elec... |
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| Keywords: | emissivity on-line continuous measurement circuit temperature compensation |
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