| 同轴电缆电容感测式水位传感器设计 |
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| 引用本文： | 薛瑄,王宇,王东,张红娟,高妍,靳宝全. 同轴电缆电容感测式水位传感器设计[J]. 仪表技术与传感器, 2019, 0(2): 9-13,17 |
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| 作者姓名： | 薛瑄 王宇 王东 张红娟 高妍 靳宝全 |
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| 作者单位： | 太原理工大学新型传感器与智能控制教育部与山西省重点实验室;太原理工大学电气与动力工程学院 |
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| 基金项目： | 山西省科技基础条件平台项目(201605D121028) |
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| 摘 要： | 针对传统水位传感器在恶劣水质条件下存在可靠性不高、测量精度低的问题,文中提出一种同轴电缆电容式水位测量方法,以特殊构造同轴电缆作为传感敏感元件,研究其将水位转为电容参数的传感机理,采用PCAP01电容数字转换方案,运用拟合与水位标定算法,设计了同轴电缆电容感测式水位传感器。实验结果表明,传感器在0.1～1 m水位范围内的测量精度可达0.01 m,稳定性良好,可应用于恶劣水质环境下的水位测量。
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| 关 键 词： | 恶劣水质 同轴电缆电容式水位测量 电容数字转换 PCAP01 标定算法 |
Design of Water Level Sensor Based on Capacitance Sensing Mechanism of Coaxial Cable |
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| XUE Xuan,WANG Yu,WANG Dong,ZHANG Hong-juan,GAO Yan,JIN Bao-quan. Design of Water Level Sensor Based on Capacitance Sensing Mechanism of Coaxial Cable[J]. Instrument Technique and Sensor, 2019, 0(2): 9-13,17 |
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| Authors: | XUE Xuan WANG Yu WANG Dong ZHANG Hong-juan GAO Yan JIN Bao-quan |
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| Affiliation: | (Taiyuan University of Technology,Key Laboratory of Advanced Transducers and Intelligent Control Systems,Ministry of Education and Shanxi Province,Taiyuan 030024,China;College of Electrical and Power Engineering,Taiyuan University of Technology,Taiyuan 030024,China) |
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| Abstract: | XUE Xuan;WANG Yu;WANG Dong;ZHANG Hong-juan;GAO Yan;JIN Bao-quan(Taiyuan University of Technology,Key Laboratory of Advanced Transducers and Intelligent Control Systems,Ministry of Education and Shanxi Province,Taiyuan 030024,China;College of Electrical and Power Engineering,Taiyuan University of Technology,Taiyuan 030024,China) |
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| Keywords: | poor water quality capacitive water level measurement CDC PCAP01 calibration algorithm |
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