[問題] comsol網格之"正方體"與"任意四面體"哪個較準確?
這裡主要是要分析壓電平板,也就是六面都是矩形,且相鄰兩面都互相垂直的壓電平板
想問一下
朋友們都說網格數目越多,算出來越準,所以通常都用四面體來網格,這我可以理解
但是,不知道是我記錯還是怎樣,好像在哪堂課裡面聽到講師說(好像是從某專門用
comsol的科技公司請來講師),網格時,盡量是用正方形的形狀進行網格,這樣會最準,
也就是每個邊都等長,相鄰兩邊互相垂直,當時他是在講2D的模型,但是沒講到3D的
請問一下,3D的模型是用正方體(每邊等長,且相鄰兩面互相垂直)還是四面體,
哪個算出來會比較準?
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