An Efficient Topology Description Function Method Based on Modified Sigmoid Function

Figure 13

Comparison of optimal layouts for a beam structure subjected to two applied loads produced by different methods: (a) proposed TDFM, (b) traditional TDFM 1, (c) traditional TDFM 2, (d) BESO method, and (e) SIMP method.

(a)

(b)

(c)

(d)

(e)