电磁兼容设计在水声探测浮标系统中的应用  

Application of Electromagnetic Compatibility Design in System of Acoustic Detection Buoy

作　　者：牛志华[1] 崔华义[1] 

机构地区：[1]国家海洋技术中心,天津300112

出　　处：《海洋技术》2011年第1期20-23,共4页Ocean Technology

摘　　要：随着现代科学技术的发展,水声探测浮标系统也向着高灵敏度、高集成度、高可靠性方向发展,其对浮标系统的电磁兼容性能的要求越来越高。结合电磁干扰的形成因素及电磁干扰的传播途径等理论,分析了水声探测浮标系统在测量过程中出现的毛刺、尖刺等影响系统正常工作的干扰现象形成原因,提出了电磁兼容的改进措施,根据浮标系统结构等设计特点,主要采用了屏蔽、优化电路、隔离设计等抗干扰措施,并给出了改进后的测试结果,实验证明,在进行设备或系统逻辑及功能设计的同时,必须进行电磁兼容设计,才能充分保证系统的高可靠性。Along with the development of modern science and technology,acoustic detection buoy system also evolves towards high sensitivity,high level of integration,high reliability.The electromagnetic compatibility of buoy system needs to be improved.Based on the formation of electromagnetic interference factors and electromagnetic interference transmission theory,the interference phenomenon formation reasons of burr and spikes during measuring process of underwater acoustic detection buoy system are analyzed.The improvement measures of electromagnetic compatibility are put forward.According to buoy system structure,the shielding,optimizes circuit,isolation design anti-interference measures are adopted.The improved test results and experimental results prove that the equipment or system logic and functional design must undertake EMC design to guarantee system of high reliability.

关 键 词：EMC 电磁干扰 EMC设计 

分 类 号：TB565[交通运输工程—水声工程]