Optimization Analysis Model of Self-Anchored Suspension Bridge

Table 1

Result of optimization hanger tension in stretching stage (unit: N).

Tensioning; stage	Cable numbers	Optimization	ANSYS	Relative; error
Initial stage	4#	3.04 × 10^6	3.39 × 10^6	−10.3%
Second stage	3#	4.62 × 10^6	5.35 × 10^6	−13.6%
	4#	2.76 × 10^6	3.26 × 10^6	−15.3%
Third stage	1#	5.41 × 10^6	6.45 × 10^6	−16.2%
	3#	4.42 × 10^6	5.40 × 10^6	−18.2%
	4#	2.68 × 10^6	3.24 × 10^6	−17.3%
Fourth stage; (completed bridge phase)	1#	2.83 × 10^6	2.96 × 10^6	−4.4%
	2#	2.62 × 10^6	2.76 × 10^6	−5.1%
	3#	2.27 × 10^6	2.32 × 10^6	−2.2%
	4#	2.25 × 10^6	2.15 × 10^6	4.7%