New Look at Nonlinear Aerodynamics in Analysis of Hypersonic Panel Flutter

Figure 3

A square panel at Ma = 15, under different dynamic pressures: (a) phase portraits at ; (b) phase portraits at ; (c) deflection shape in direction at ; (d) deflection shape in direction at ; (e) stress distribution in direction at ; (f) stress distribution in direction at .

(a)

(b)

(c)

(d)

(e)

(f)