Development of Degree-of-Priority Based Control Strategy for Emergency Vehicle Preemption Operation

Table 6

Simulation results from different preemption strategies.

Routes	Item	Local-detection based method	Degree-of-priority based preemption
Route 1	EV travel time (sec)	103	106
	Total vehicle hours	11.3	10.8
	Average delay (sec)	19.6	15.2
Route 2	EV travel time (sec)	133	142
	Total vehicle hours	10.9	10.6
	Average delay (sec)	16.4	12.7
Route 3	EV travel time (sec)	159	—
	Total vehicle hours	11.1	—
	Average delay (sec)	19.1	—