Bending Moment Calculations for Piles Based on the Finite Element Method

Table 1

Deflection error with element CPS4.

Mesh	Deflection error (%)
	B	C	D	E
1×32	−28.57	−28.69	−28.74	−28.76
4×32	−27.20	−27.31	−27.34	−27.36
8×32	−27.12	−27.23	−27.27	−27.29
16×32	−27.10	−27.22	−27.25	−27.27
32×32	−27.10	−27.21	−27.25	−27.26
1×64	−10.67	−10.83	−10.89	−10.92
4×64	−8.45	−8.61	−8.66	−8.68
8×64	−8.32	−8.48	−8.54	−8.57
16×64	−8.29	−8.45	−8.54	−8.54
32×64	−8.28	−8.45	−8.50	−8.53
64×64	−8.28	−8.44	−8.50	−8.53
1×128	−4.70	−4.87	−4.93	−4.97
4×128	−2.12	−2.31	−2.37	−2.40
8×128	−1.97	−2.17	−2.23	−2.27
16×128	−1.94	−2.13	−2.20	−2.23
32×128	−1.93	−2.13	−2.19	−2.23
64×128	−1.93	−2.13	−2.19	−2.22
128×128	−1.92	−2.13	−2.19	−2.22
2×4	−95.94	−95.94	−95.93	−95.92
2×8	−85.66	−85.68	−85.68	−85.67
2×16	−60.03	−60.08	−60.09	−60.09
2×32	−27.50	−27.60	−27.63	−27.65
2×64	−8.93	−9.08	−9.12	−9.15
2×128	−2.69	−2.86	−2.91	−2.94
2×256	−0.99	−1.16	−1.22	−1.25