Exact Receptance Function of Cracked Beams and Its Application for Crack Detection

Figure 11

Receptance curvature at different forcing frequencies, crack depth = 30%: solid line ω = ω₁ and dotted line ω = 950 Rad/s: (a) receptance curvature matrix and (b) receptance curvature when  = 0.8(L).

(a)

(b)