Approximation of Linear Elastic Shells by Curved Triangular Finite Elements Based on Elastic Thick Shells Theory

Table 1

Comparison of transverse displacements at and .

Mesh step	(cm) reference: 0.541				(cm) reference: −3.61
	DKT18	DKT12	SFE3	CSFE3	DKT18	DKT12	SFE3	CSFE3
	0.269	0.175	0.072	0.210				−0.470
	0.330	0.330	0.292	0.060				−1.640
	0.409	0.420	0.393	0.210				−2.460
	0.455	0.465	0.445	0.360				−2.940
	0.482	0.489	0.475	0.460				−3.300
	0.498	0.504	0.493	0.510				−3.480
	0.512	0.516	0.510	0.526				−3.580