| 空间回路网法在隐身结构电磁散射计算中的应用 |
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| 引用本文： | 彭兴林,徐元铭,梁东平.空间回路网法在隐身结构电磁散射计算中的应用[J].飞机设计,2008,28(4):48-52. |
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| 作者姓名： | 彭兴林 徐元铭 梁东平 |
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| 作者单位： | 北京航空航天大学,航空科学与工程学院,北京,100083 |
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| 摘 要： | 随着计算机技术的发展,计算电磁学得到了极大地发展和运用。它可以通过数值计算得到描述宏观电磁场的Maxwell方程组的解,从而分析介质的电磁性能。本文介绍了空间回路网法（SNM）的基本原理和使用方法。并计算了8 GHz平面波条件下的正方形格栅结构的反射率,通过比较发现单元尺寸为半波长时,电磁波吸收性能强于1倍波长情况。
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| 关 键 词： | 计算电磁学 空间回路网法 格栅结构 |
Application of Spatial Network Method in the Analysis of EM Scattering of Stealth Structures |
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| PENG Xing-lin,XU Yuan-ming,LIANG Dong-ping.Application of Spatial Network Method in the Analysis of EM Scattering of Stealth Structures[J].Aircraft Design,2008,28(4):48-52. |
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| Authors: | PENG Xing-lin XU Yuan-ming LIANG Dong-ping |
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| Institution: | School of Aviation Aeronautical Science and Engineering;Beijing University ofAeronautics and Astronautics;Beijing 100083;China |
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| Abstract: | Along with the development of computer technology,Computational Electromagnetics have got a great progress and use.The results of Maxwell's equation described the macroscopical EM are arrived with the numerical calculation and the study analyzes the EM field of a medium.This paper addresses the basic contents and use of the spatial network method(SNM),calculates the RCS of a square grid,and then finds that the absorbing ability of a grid structure with a half wavelength long of the cell is better than one w... |
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| Keywords: | computational electromagnetics spatial network method （SNM） grid structure |
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