Numerical Analysis on Flexural Behaviors of Prestressed Reinforced Concrete Beams Strengthened with NSM CFRP Strips

Figure 11

Load-deformation curves of different cycle numbers: (a) overload amplitude 70 kN, (b) overload amplitude 90 kN, (c) overload amplitude 120 kN, (d) overload amplitude 130 kN, (e) overload amplitude 140 kN, and (f) overload amplitude 150 kN.

(a)

(b)

(c)

(d)

(e)

(f)