Human-Vehicle Intersection Traffic Lights Timing Optimization Research

Table 6

Optimization degree of the original scheme with different number of vehicles turning from west to right.

Number of right turn vehicles (vehicles/hour)	Number of vehicles through (%)	Queuing delay (%)	Speed (%)
450	0	5.78	19.01
900	20.59	56.43	19.33
1350	69.45	67.86	18.87
1800	106.86	68.43	15.51
2250	101.92	66.61	17.70
2700	100.95	66.75	17.46
3150	91.82	64.81	15.91