Nonlinear Dynamic Analysis of Solution Multiplicity of Buoyancy Ventilation in Two Vertically Connected Open Cavities with Unequal Heights

Figure 4

Phase portraits for different heat ratios. (a) k = −2.5. (b) k = −1.85. (c) k = −1.75. (d) k = −0.65. (e) k = −0.52. (f) k = −0.5.

(a)

(b)

(c)

(d)

(e)

(f)