4.2 The Effect of the Conveyor Length on the Lowest Total Cost
Before further discussion was conducted, it should be recognized that the lowest total cost occurred only at the optimum belt width. From the Fig. 4, it could be seen that the conveyor’s lowest total cost increased in linear relationship with the increasing conveyor length. This was because when the conveyor was longer, the various cost of conveyor tended to increase linearly, as can be seen in the conveyor with the convey capacity of 100 ton h^-1 and the inclination angle of 0 degree shown in Fig.5.
It was found that when the conveyor length increased, the conveyor’s lowest total cost increased linearly.