Numerical Evaluation of the Opening Effects on the Reinforced Concrete Slab Structural Performance

Table 6

Obtained parameters from models with opening with different layouts with loading in Z direction.

Deterioration of resistance (%)	Deterioration of stiffness (%)	Diaphragm drift at maximum resistance (mm)	Maximum resistance (kN)	Stiffness (kN/mm)	Model name
—	—	1.00	537.34	3838.20	Z
16.00	14.36	1.35	451.37	3286.98	Z-cent
16.95	7.70	0.77	446.28	3542.72	Z-1
34.53	38.95	1.09	351.88	2334.45	Z-2
38.63	43.33	0.83	329.48	2175.71	Z-3
37.21	28.36	0.86	337.40	2749.62	Z-4
14.36	6.38	1.72	460.16	3593.22	Z-5