Phase Plane Analysis Method of Nonlinear Traffic Phenomena

Figure 3

(a) Density-time variation curves on the 130th, the 120th, the 110th, the 100th, and the 90th road section; (b) the phase plane diagram of on the 130th, the 120th, the 110th, the 100th, and the 90th road section.

(a)

(b)