大连理工大学机械工程学院
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余煜, 徐征. 面向静电诱导液滴加载的液面监测[J]. 传感器与微系统, 2025,(2):116-118.
余煜, 徐征. 面向静电诱导液滴加载的液面监测[J]. 传感器与微系统, 2025,(2):116-118. DOI: 10.13873/J.1000-9787(2025)02-0116-03.
研究了静电诱导液滴加载过程中的液面监测问题。通过在静电加载电路中串联附加电容,将液位变化转换成电容波动,进而根据电信号的变化确定探测液面高度。建立了串联电容的静电诱导加载仿真模型,计算分析了驱动电压、探头距液面的初始距离等参数对电容电压与液面高度的关系的影响。以环氧树脂胶为样品进行实验研究。结果表明:电容电压与液面高度呈明显负相关,电容电压初始值与驱动电压近似呈线性关系,初始距离对电容电压初始值影响较小,而电容电压变化幅值与驱动电压近似呈负线性关系,与初始距离近似呈线性关系。研究成果为静电诱导过程液面监测提供了新思路。
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