Multiobjective Optimization of Precision Forging Process Parameters Based on Response Surface Method

Table 1

Latin hypercube experiment design.

Number	Process parameters				Response parameters
					Deformation homogeneity	Forming damage	Forming load
1	−1	−1	−0.5	1	−0.807974899	−0.349462366	−8.15E − 01
2	−1	−0.5	0.5	0.5	−0.198448732	−0.553763441	−4.07E − 01
3	0	0.5	−0.5	0	−0.710235424	−0.672043011	−6.91E − 01
4	1	1	0.5	0	−0.11542186	−0.612903226	−1.85E − 01
5	−1	0.5	1	−1	0.413360945	0.596774194	−1.23E − 01
6	−0.5	0	−1	1	−0.733967691	−0.317204301	5.06E − 01
7	0	−0.5	−1	−1	−0.900535044	−1	−8.52E − 01
8	−0.5	0.5	0	−0.5	−0.376545319	−0.198924731	−6.54E − 01
9	1	−0.5	0	1	−0.283542069	−0.47311828	−1.11E − 01
10	−0.5	1	−0.5	0.5	−0.578156956	−0.295698925	−7.65E − 01
11	1	−1	1	−0.5	0.277190734	−0.112903226	9.38E − 01
12	−0.5	−0.5	1	0	0.161482936	−0.387096774	1.23E − 02
13	−1	0	0	0	−0.116539325	1	2.96E − 01
14	1	0	−0.5	−1	−0.262092083	−0.47311828	6.42E − 01
15	0.5	0	1	0.5	1	0.26344086	1.00E + 00
16	−0.5	−1	0.5	−1	0.215016087	−0.064516129	2.47E − 02
17	0.5	−1	−1	0	−0.921354846	−0.505376344	−4.94E − 01
18	−1	1	−1	−0.5	−1	−0.166666667	−1.00E + 00
19	0	1	1	1	−0.019837283	0.370967742	−2.10E − 01
20	0.5	−0.5	−0.5	−0.5	−0.503113372	−0.731182796	−5.43E − 01
21	0.5	1	0	−1	0.603947195	0.446236559	5.06E − 01
22	1	0.5	−1	0.5	−0.948096355	−0.76344086	−6.30E − 01
23	0	0	0.5	−0.5	0.327992928	−0.11827957	6.30E − 01
24	0.5	0.5	0.5	1	0.212566918	−0.150537634	7.28E − 01
25	0	−1	0	0.5	−0.602382212	−0.467741935	−6.42E − 01