Critical Layer Analysis of Stuart Vortices in a Plane Jet

Figure 1

(a) 𝐴₁=1, 𝐴₂=0, upper critical layer; (b) 𝐴₁=1, 𝐴₂=0, lower critical layer; (c) 𝐴₁=0, 𝐴₂=1, upper critical layer; (d) 𝐴₁=0, 𝐴₂=1, lower critical layer; (e) 𝐴₁=1, 𝐴₂=0.2, upper critical layer; (f) 𝐴₁=1, 𝐴₂=0.2, lower critical layer; (g) 𝐴₁=0.2, 𝐴₂=1, upper critical layer; (h) 𝐴₁=0.2, 𝐴₂=1, lower critical layer; (i) 𝐴₁=1, 𝐴₂=1, upper critical layer; (j) 𝐴₁=1, 𝐴₂=1, lower critical layer.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)

(j)