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本征电磁混响室既继承了混响室的优点,又能克服机械搅拌混响室效率低、电子搅拌混响室不能进行辐射发射测试和低频性能较差的问题,是大型装备系统/设备级EMC试验场地最有希望的研究方向之一。根据本征电磁混响室的基本结构和工作原理,分析了本征电磁混响室在理论研究、结构设计和测试应用中需要解决的本征电磁混响室电磁场的模式理论与统计分布规律、腔体几何外形与散射器的结构优化、性能指标分析与评估、数值仿真、测试应用方法与流程等方面的关键技术及其研究思路和方法,为本征电磁混响室技术的研究提供一定的参考和借鉴。
The intrinsic electromagnetic reverberation chamber not only inherits the advantages of the reverberation chamber, but also overcomes the problems of low efficiency of the mechanical stirring reverberation room, low radiation performance test of the electronic reverberation chamber and poor low-frequency performance, and is a problem of large equipment systems / equipment One of the most promising research directions for EMC test sites. According to the basic structure and working principle of the intrinsic electromagnetic reverberation chamber, the theoretical model and statistical distribution law of the electromagnetic field of the intrinsic reverberation chamber in the theoretical research, structural design and test application are analyzed. Cavity geometry and diffuser structure optimization, analysis and evaluation of performance indicators, numerical simulation, test application methods and processes, and other key technologies and research ideas and methods for the study of intrinsic electromagnetic reverberatory chamber technology to provide a certain Reference and reference.