A Time-Dependent Vehicle Routing Problem for Instant Delivery Based on Memetic Algorithm

Table 2

Vehicle speed in each period of service period.

Time period	Speed (km/h)	Time period	Speed (km/h)
12:00–12:30	26.57	17:40–17:50	17.57
12:30–13:00	26.75	17:50–18:00	16.67
13:00–13:30	26.28	18:00–18:10	16.21
13:30–14:00	25.4	18:10–18:20	16.02
14:00–14:30	24.9	18:20–18:30	16.03
14:30–15:00	24.8	18:30–18:40	16.38
15:00–15:30	24.78	18:40–18:50	17.03
15:30–16:00	24.87	18:50–19:00	17.88
16:00–16:30	24.79	19:00–19:30	19.87
16:30–17:00	23.77	19:30–20:00	23.09
17:00–17:10	22.36	20:00–20:30	25.01
17:10–17:20	20.93	20:30–21:00	25.71
17:20–17:30	19.55	21:00–21:30	25.99
17:30–17:40	18.56	21:30–22:00	26.28