孔缝矩形腔屏蔽效能仿真分析  

Simulation Analysis for the Shielding Effectiveness of Rectangular Enclosure with Aperture

作　　者：田东[1] 陈少昌[1] 

机构地区：[1]海军工程大学电子工程学院,武汉430033

出　　处：《舰船电子工程》2009年第11期188-190,共3页Ship Electronic Engineering

摘　　要：介绍了屏蔽原理,建立了孔缝矩形腔和印刷电路板的物理模型,使用有限元软件仿真分析了孔缝和印刷电路板对矩形腔的屏蔽效能以及谐振频率的影响。对电子产品的设计、电子产品电磁兼容的预测具有重要的理论价值和应用价值。In this paper,the theroy of shielding is introduced,the models of a rectangular enclosure with aperture and a PCB are built,and a software based on FEM is applied to simulate and analyze the shielding effectiveness and the dominant resonant frequency of a rectangular enclosure with aperture or PCB.It has the theoretical value and applied value in design of electron product and estimate of EMC.

关 键 词：屏蔽腔 电路板 屏蔽效能 

分 类 号：TM15[电气工程—电工理论与新技术]