Rotation Stiffness Investigation of Spatial Joints with End-Plate Connection

Table 12

Comparison results between the theoretical and FEM analysis.

Joint label	Initial rotation stiffness of the major-axis connection (kN·m/rad)
	Theoretical result (T)	FEM result (F)	Error (T − F)/F %
C01	29859	31617	−5.56
C02	31426	31686	−0.82
C03	31479	32603	−3.45
C04	31989	32686	−2.14
C05	33586	33879	−0.87
C06	33510	33220	0.87
D01	57831	60474	−4.37
D02	59046	59662	−1.03
D03	60413	61483	−1.74
D04	54576	65031	−16.07
D05	66599	63448	4.97
D06	64676	61791	4.67