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

Table 5

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

Deterioration of resistance (%)	Deterioration of stiffness (%)	Diaphragm drift at maximum resistance (mm)	Maximum resistance (kN)	Stiffness (kN/mm)	Model name
—	—	1.74	929.71	3401.58	X
27.59	13.90	1.39	455.99	2928.78	X-cent
37.9	39.93	1.61	391.10	2043.31	X-1
33.34	37.46	1.02	419.74	2127.19	X-2
7.32	9.48	1.31	583.59	3078.87	X-3
27.04	8.70	1.41	459.47	3105.42	X-7
33.94	29.19	2.98	415.98	2408.55	X-8