| 电容法测量工业粉尘浓度技术研究 |
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| 引用本文： | 李静,司瑾,王泽民.电容法测量工业粉尘浓度技术研究[J].电子科技,2016,29(2):148. |
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| 作者姓名： | 李静 司瑾 王泽民 |
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| 作者单位： | (西安工业大学 电子信息工程学院,陕西 西安 710021) |
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| 基金项目： | 陕西省工业科技攻关基金资助项目(2015GY018) |
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| 摘 要： | 粉尘浓度测量方法的研究对测量粉尘浓度准确性和精确性均具有重要意义。文中主要对电容法测量工业粉尘浓度的方法进行研究,结合实际测量需求,分析了电容传感器的原理,提出了一种新的电容测量方法,并设计了基于电桥法的测量电路及测量系统。通过搭建实验平台对工业粉尘进行测量,分析实验结果并对其结果进行标定,得到了测量结果与待测粉尘浓度的关系,验证了该电容法在工业粉尘浓度测量中的可靠性。
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| 关 键 词： | 粉尘浓度 电容传感器 电桥 标定 |
Industrial Dust Concentration Measurement by Capacitance Method |
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| LI Jing,SI Jin,WANG Zemin.Industrial Dust Concentration Measurement by Capacitance Method[J].Electronic Science and Technology,2016,29(2):148. |
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| Authors: | LI Jing SI Jin WANG Zemin |
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| Affiliation: | (Electronic & Information Engineering Institute,Xi'an Technological University,Xi'an 710021,China) |
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| Abstract: | The research on the dust concentration measurement is very important to the accuracy and precision of the measure of the dust concentration.The principles of the capacitance sensor are discussed and a new capacitance measurement method is proposed.The measurement circuit and system are designed using the bridge method to measure the industrial dust by experiment.The experimental results are analyzed and calibrated to yield the relationship between the measurement result and the dust concentration.This results show that the capacitance method is reliable in industrial dust concentration measurements. |
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| Keywords: | dust concentration capacitance sensor a bridge calibration |
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