航空用接近传感器环境影响因素分析与建模仿真  

Analysis and Modeling Simulation of Environmental Impact Factors for Aviation Proximity Sensor

作　　者：陈昕冉 葛红娟[1] 李世宇 周思睿 宋闻博 张焱 CHEN Xinran;GE Hongjuan;LI Shiyu;ZHOU Sirui;SONG Wenbo;ZHANG Yan(College of Civil Aviation,Nanjing University of Aeronautics and Astronautics,Nanjing 211106,China)

机构地区：[1]南京航空航天大学民航学院,江苏南京211106

出　　处：《测控技术》2023年第8期31-37,共7页Measurement & Control Technology

基　　金：国家自然科学基金民航联合研究基金(U2133203,U1933115)。

摘　　要：分析了电涡流式接近传感器的工作原理,研究了高低温、结冰等环境因素对传感器输出特性的影响。构建了基于Multisim的传感器电路仿真模型和基于Maxwell的传感器电磁仿真模型,开展了各类环境条件下传感器电感、电磁损耗等性能的详细分析。基于MATLAB GUI开发了传感器温漂数据处理平台,利用线性插值、拉格朗日插值等算法预测极端温度条件下传感器的温漂特性。研究结果表明,所构建的传感器模型及其数据处理平台合理可行。The working principle of the eddy current proximity sensor is analyzed.The influence of environmental factors such as high and low temperature and ice accretion on the output characteristics of the sensor are studied.The circuit model based on Multisim and sensor electromagnetic model based on Maxwell are constructed.The sensor inductance,electromagnetic loss and other performances under various environmental conditions are analyzed in detail.A data processing and visualization platform for sensor temperature drift is developed based on MATLAB GUI,and cubic spline interpolation,Lagrange interpolation and other algorithms are used to predict the temperature drift characteristics of the sensor under the extreme temperature conditions.The results show that the constructed sensor model and the data processing platform are reasonable and feasible.

关 键 词：接近传感器 电路仿真 电磁仿真 数据可视化 

分 类 号：V37[航空宇航科学与技术—航空宇航推进理论与工程]