The Parameters Optimizing Design of Double Suspension Arm Torsion Bar in the Electric Sight-Seeing Car by Random Vibration Analyzing Method

Table 4

Property parameter before and after optimization.

Property parameter before and after optimization
	Optimization	()	SWS	(dimensionless)
Empty load (with driver)	Before	92.27	0.0019	2.9586
	After	92.96	0.0019	3.0870
Half load	Before	94.16	0.0023	2.6229
	After	95.36	0.0023	2.7706
Full load	Before	97.95	0.0026	2.4907
	After	100.5	0.0026	2.6803