孔缝结构对电磁屏蔽的影响  

The Slot's Effect on Shielding Effectiveness of Metallic Box

作　　者：郭浩[1] 范秋虎[1] 梁婷[1] 苏长青[1] 

机构地区：[1]中国人民解放军63880部队

出　　处：《信息化研究》2013年第6期31-34,共4页INFORMATIZATION RESEARCH

摘　　要：介绍屏蔽设计原理和屏蔽效能的计算及测试方法,针对电磁兼容性设计中孔缝结构对电磁屏蔽效能的影响进行分析,在屏蔽效能设计阶段提出了实用的设计方法和建议,指出合理设计对电磁屏蔽具有十分重要的意义。通过仿真和工程实例中线路和结构设计两方面的技术介绍,分析孔缝效应的形成机制和应采取的有效技术手段。In this paper, the shielding request, the shielding principle, the method of shielding efficiencytesting and the calculation of the shelter are presented. The slot＇s effect on shielding effectiveness of metallic box is briefly analyzed and presented in electromagnetism compatibility design. It is important to design rightly for electromagnetic shielded. The article analyses the principle of slot effect and technology measure to protect by emulator and engineering example.

关 键 词：电磁屏蔽 孔缝 电磁兼容 

分 类 号：TN820.1[电子电信—信息与通信工程]