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May 9, 2023 at 6:20 am
rui fang
Subscriber你好,请问FDTD中的Frequency-domain Profile Monitor最终获取的电场分布图是整个仿真时间内的平均值吗?还是在某一时刻的值?如果想要获取某一时刻的电场分布图应该用什么监视器呢
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May 9, 2023 at 4:23 pm
Guilin Sun
Ansys Employee都不是,而是傅里叶变换的结果,参见
Ansys Insight: Fdtd中是如何计算对不同波长的响应的
Ansys Insight: 为什么说仿真时间要足够长才能得到正确的频域结果
一般情况根本不需要某一时刻的结果,因为入射的是脉冲,脉冲不同,同一时刻的结果也不一样。
请再考虑一下获取某一时刻电场分布的物理意义。
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