Study on the Optimization of Hub-and-Spoke Logistics Network regarding Traffic Congestion

Table 7

Impact of congestion function parameter on model results.

	Model	Hub flow				Hub	Imbalance ratio	Total cost
		H1	H2	H3	H4
0.1	CFWM	3822.6	4822	4358.6	4236.2	2, 4, 6, 19	1.26	19043470.5
	CFRM	3622.6	5022	4358.6	4236.2	2, 6, 10, 19	1.39	17297439.4
1.5	CFWM	4277	3543.4	4937.4	4377	2, 3, 5, 8	1.39	19617523.1
	CFRM	2801.8	2818.2	6001.2	5062.8	2, 4, 6, 17	2.12	18008019.8
10	CFWM	5524.2	3490	2868.2	5037.2	2, 6, 10, 14	1.93	19822019.6
	CFRM	3852.4	4776.4	4226.3	3976.8	4, 5, 10, 17	1.24	18786864.9