RBF-Based Meshless Method for Large Deflection of Elastic Thin Rectangular Plates with Boundary Conditions Involving Free Edges

Table 2

Deflections and stresses for SSSF plate under a central concentrated load.

FEM	RBF	Diff.%	FEM	RBF	Diff.%	FEM	RBF	Diff.%	FEM	RBF	Diff.%
1	0.182	0.18	1.099	0.182	0.179	1.648	3.207	3.089	3.668	0.926	0.921	0.509
2	0.361	0.357	1.108	0.366	0.361	1.366	6.382	6.167	3.381	1.859	1.843	0.838
3	0.536	0.537	0.187	0.551	0.534	3.085	9.502	9.188	3.304	2.805	2.761	1.582
4	0.705	0.718	1.844	0.74	0.729	1.486	12.551	12.010	4.310	3.770	3.664	2.812
5	0.869	0.902	3.797	0.932	0.941	0.966	15.526	14.829	4.493	4.759	4.578	3.797
6	1.027	1.063	3.505	1.128	1.173	3.989	18.430	17.581	4.611	5.775	5.501	4.748
7	1.18	1.219	3.305	1.328	1.384	4.217	21.269	20.280	4.650	6.821	6.523	4.356
8	1.330	1.383	3.954	1.532	1.605	4.731	24.050	22.983	4.436	7.895	7.504	4.949