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March 28, 2022 at 10:12 pm
Guilin Sun
Ansys Employee
估计还是PML设置不合适,因为正常情况下,增加PML的距离不会对短波长造成影响。 PML必须远距离离开结构,一般是因为近场或者速逝波与PML相互作用了。增加这个距离理论上有益处,只是一般为了加快仿真才用短距离。里面有细化网格吗?如果有细化网格可能距离要大一些。你可以加一个线监视器沿传播方向,看看场分布如何。 另外,仿真时间足够长吗?
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