Design Optimization of Curved Curtain Wall Based on SPEA II-GA-BPNN Algorithm

Table 7

Comparison of the number of keel types and the comprehensive calculation length of each scheme (units: ×10³ mm).

Plate number	Scheme	Z-			C-
		LLK	LSK	LHK	LLK	LSK	LHK
Plate no. 1	Initial scheme	7.14	0	95.97	0.3	43.31	145.55
	Existing optimization scheme	0	0	103.11	0	28.81	160.35
	Composite optimization scheme	7.19	8.53	84.79	0	48.53	123.68
Plate no. 2	Initial scheme	14.43	0	120.32	2.38	128.17	123.1
	Existing optimization scheme	7.22	0	127.54	0	19.27	234.38
	Composite optimization scheme	14.52	14.6	104.39	4.28	60.66	162.79
Plate no. 3	Initial scheme	12.81	0	120.32	2.34	213.8	123.1
	Existing optimization scheme	0	0	194.65	2.03	27.41	322.8
	Composite optimization scheme	23.55	29.97	135.86	17.39	113.65	185.48