| 基于CAV444的矿用阵列式电容传感器 |
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| 引用本文： | 徐乐年,韩春萌,高原.基于CAV444的矿用阵列式电容传感器[J].煤矿安全,2012,43(10):101-104. |
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| 作者姓名： | 徐乐年 韩春萌 高原 |
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| 作者单位： | 山东科技大学信息与电气工程学院,山东青岛,266500 |
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| 基金项目： | 山东省高等学校科技基金项目(J09LG20) |
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| 摘 要： | 为实现煤矿井下明渠流量的精确测量,介绍了一种新型阵列式电容流量计,自行设计的阵列式电极电容传感器,可实现对淤泥厚度及水头高度的双界面测量,通过利用电容/电压信号转换芯片CAV444实现了对电容量的简单、准确测量,传感器具有精度高、易于安装和较高的性价比等优点。
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| 关 键 词： | 井下明渠 阵列式电容流量计 三角形缺口堰 CAV444 多路开关 |
Mine-used Array Capacitance Sensor Based on CAV444 |
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| XU Le-nian,HAN Chun-meng,GAO Yuan.Mine-used Array Capacitance Sensor Based on CAV444[J].Safety in Coal Mines,2012,43(10):101-104. |
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| Authors: | XU Le-nian HAN Chun-meng GAO Yuan |
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| Affiliation: | (School of Information and Electrical Engineering,Shandong University of Science and Technology,Qingdao 266500,China) |
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| Abstract: | To achieve the accurate measurement of underground open channel flow,a new kind of array capacitance flowmeter is introduced in this paper.The self-designed array electrode capacitance sensor can realize double interface measurement of sludge thickness and height of water head.Through the use of the capacitance / voltage signal conversion chip CAV444,a simple,accurate measurement of capacitance is achieved.The sensor is high precision,easy to install and high performance price ratio,etc. |
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| Keywords: | underground open channel array capacitance flowmeter triangle gap weir CAV444 multi-way switch |
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