An 8-Node Shell Element for Nonlinear Analysis of Shells Using the Refined Combination of Membrane and Shear Interpolation Functions

Table 10

Results of clamped plate with rectangular and distorted meshes (reference solutions: 𝑢₃=1.2637 and 5.60).

Mesh types	Elements	Uniform load (𝑢3=1.2637)	Concentrated load (𝑢3=5.60)
Rectangular mesh	Choi et al*	0.965	0.990
	XSHELL41	0.997	0.992
	𝛽𝛿𝛾	1.052	1.057
	𝛽𝛿𝛾^∗6	1.002	1.001
Distorted mesh	Choi et al.*	0.976	1.011
	XSHELL41	1.023	0.995
	𝛽𝛿𝛾	1.049	1.039
	𝛽𝛿𝛾^∗6	0.999	0.998

∗Results of Choi et al. [20] and XSHELL41 are referenced from Kim et al. [16].