光敏开关传感器的电磁兼容设计与实验研究  

Electromagnetic Compatibility Design and Experiment of Photosensitive Switching Sensors

作　　者：周蒙 赵浩洁 杨梓晗 谢明 ZHOU Meng;ZHAO Haojie;YANG Zihan;XIE Ming(48th Research Institute of China Electronic Technology Group Corporation,Changsha 410000,China;First Military Representative Office of Air Force Armament Department in Changsha,Changsha 410000,China;Defense Key Laboratory for Thin-film Sensor Technology in Hunan Province,Changsha 410000,China;High Performance Intelligent Sensor and Testing System in Key Laboratory of Hunan Province,Changsha 410000,China)

机构地区：[1]中国电子科技集团公司第四十八研究所,长沙410000 [2]空军装备部驻长沙地区第一军事代表室,长沙410000 [3]薄膜传感技术湖南省国防重点实验室,长沙410000 [4]高性能智能传感器及检测系统湖南省重点实验室,长沙410000

出　　处：《自动化与仪表》2024年第12期128-132,137,共6页Automation & Instrumentation

摘　　要：该研究针对飞机、船舶等装备上使用的光敏开关传感器抗强电磁干扰要求,对传感器进行了结构与电路的设计。通过采用双屏蔽腔结构和“电-光-电”转换信号隔离电路等措施,提升了传感器的电磁兼容特性。此外,该文还针对模拟电路中常见的电源开断瞬间产生的电磁干扰问题,依托RE102电磁兼容测试试验,进行了分析、设计与整改。研究结果表明,优化后的设计方案提升了传感器的抗电磁干扰能力,使产品顺利通过了装备要求的各项电磁兼容实验,为解决同类型传感器的电磁兼容性问题提供了借鉴经验。In this study,the structure and circuit of the plight-sensitive switch sensors used in aircraft,ships,and other equitments are designed to address the issue of strong electromagnetic interference.Through the utilization of a dual shielded cavity structure and an“electro-optical-electro”signal isolation circuit,enhancements have been made to the electromagnetic compatibility characteristics of the sensor.Additionally,this study addresses the prevalent issue of electromagnetic interference resulting from power supply interruption in analog circuits,and employs RE102 electromagnetic compatibility testing for analysis,design,and rectification.The outcomes demonstrate that the optimized design significantly improves the sensor’s resistance to electromagnetic interference,enabling it to meet the electromagnetic compatibility requirements of the equipment.This study provides valuable insights and reference experiences for addressing electromagnetic compatibility challenges in similar sensors.

关 键 词：传感器 光敏传感器 电磁兼容性 电路设计 

分 类 号：TH74[机械工程—光学工程]