Numerical Evaluations of Functionally Graded RC Slabs

Table 4

Properties adopted to simulate the nonlinear behavior.

	PP0.5	PP1	PP2	SS0.5	SS1	SS2	PS0.5 and SP0.5		PS1 and SP1		PS2 and SP2
							PP	SS	PP	SS	PP	SS
Poisson’s ratio ()	0.15	0.15	0.15	0.15	0.15	0.15	0.15		0.15		0.15
Initial Young’s modulus (GPa)	18.42	18.42	18.42	18.42	18.42	18.42	18.42	18.42	18.42	18.42	15	15
Compressive strength (MPa)	49.36	55.5	45.27	46.91	68.44	69.32	49.36	46.9	49.36	46.9	49.36	46.9
Maximum number of cracks in an integration point (IP)	2	2	2	2	2	2	2		2		2
Parameter defining the mode I fracture energy available to the new crack ()	2	2	2	2	2	2	2		2		2
Shear retention factor (exponential)	2	2	2	2	2	2	2		2		2
Crack band-width,	√Ai	√Ai	√Ai	√Ai	√Ai	√Ai	√Ai		√Ai		√Ai
Threshold angle	30	30	30	30	30	30	30		30		30