By Boris S. Kerner
This in-depth remedy explains the character of site visitors breakdown and the ensuing congestion in vehicular site visitors at the foundation of three-phase site visitors thought, in a fashion in keeping with actual measured site visitors facts. the writer additionally addresses highway site visitors regulate equipment in the framework of the idea. He demonstrates and explains why the sooner theoretical foundation of transportation engineering, study and instructing can't thoroughly describe site visitors breakdown as saw in measured site visitors information. hyperlinks among three-phase site visitors conception and prior site visitors circulation theories are mentioned. final yet no longer least, the e-book offers a brand new fundament for transportation engineering, specifically street site visitors administration, in addition to the historical past had to examine the complicated process dynamics in site visitors movement and transportation networks. it's going to entice scholars, engineers, and physicists attracted to transportation platforms and intricate dynamical platforms in general.
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Extra info for Introduction to Modern Traffic Flow Theory and Control: The Long Road to Three-Phase Traffic Theory
1 (a)) induces the synchronized flow phase at this bottleneck (the induced traffic breakdown is labeled by “induced F→S transition”). , in accordance with the definition [S] (Sect. 1) this congested traffic is associated with the synchronized flow phase. Synchronized flow is self-sustaining for a very long time (more than an hour) upstream of the bottleneck. Fig. 1 Empirical example of induced traffic breakdown caused by wide moving jam propagation through on-ramp bottleneck. (a) Vehicle speed in space and time.
S. S. Kerner, Phys. Rev. S. Kerner, J. Phys. A: Math. Theor. S. L. Klenov, A. Hiller, J. Phys. A: Math. Gen. S. Kerner, H. Rehborn, Phys. Rev. E 53, R1297–R1300 (1996); R4275–R4278 (1996); Phys. Rev. Lett. S. Kerner, P. Konh¨auser, Phys. Rev. S. Kerner, in Transportation Systems 1997, ed. by M. Papageorgiou, A. Pouliezos. , London, 1997), pp. S. L. Klenov, P. Konh¨auser, Phys. Rev. E 56, 4200–4216 (1997) Chapter 3 Nature of Traffic Breakdown at Bottleneck For the understanding of the nature of traffic breakdown, probably the most important fundamental empirical feature of traffic breakdown is the possibility of both spontaneous and induced traffic breakdowns at the same bottleneck.
S. L. Klenov, P. Konh¨auser, Phys. Rev. E 56, 4200–4216 (1997) Chapter 3 Nature of Traffic Breakdown at Bottleneck For the understanding of the nature of traffic breakdown, probably the most important fundamental empirical feature of traffic breakdown is the possibility of both spontaneous and induced traffic breakdowns at the same bottleneck. Indeed, this feature leads to the conclusions about the nucleation nature of traffic breakdown and the existence of the infinite number of highway capacities of free flow at the bottleneck .