Effect Analysis of Design Variables on the Disc in a Double-Eccentric Butterfly Valve

Table 3

Layout of the L16 orthogonal array based on the design of experiments and the responses obtained by the full numerical simulations.

Exp	𝑥1	𝑥2	𝑥3	Stress (MPa)	Mass (kg)	Δp (kPa)
1	7.65	5.4	16.2	36.47	1.98	163.8
2	8.22	5.8	17.4	32.56	2.16	171.0
3	8.79	6.2	18.6	29.22	2.34	182.4
4	9.35	6.6	19.8	26.59	2.54	194.0
5	8.22	6.2	19.8	29.91	2.49	171.6
6	7.65	6.6	18.6	35.82	2.28	162.8
7	9.35	5.4	17.4	28.79	2.21	194.1
8	8.79	5.8	16.2	32.52	2.03	182.7
9	8.79	6.6	17.4	30.63	2.17	182.2
10	9.35	6.2	16.2	30.84	2.05	193.9
11	7.65	5.8	19.8	33.93	2.47	161.8
12	8.22	5.4	18.6	33.44	2.32	171.2
13	9.35	5.8	18.6	27.59	2.37	193.6
14	8.79	5.4	19.8	27.96	2.52	182.5
15	8.22	6.6	16.2	34.43	2.00	171.7
16	7.65	6.2	17.4	35.83	2.13	161.4