Journal of Advanced Transportation / 2018 / Article / Tab 1

Research Article

Optimization of Classification Track Assignment Considering Block Sequence at Train Marshaling Yard

Table 1

Parameters and variables.

Sets:
Set of railcars in a stage plan (index )
Set of railcars of inbound train
Set of the start and end time for disassembling and assembling (index )
Set of classification tracks (index )
Set of inbound trains (index )
Set of outbound trains (index )
Parameters:
Index of the outbound train which railcar belongs to
Disassembling time of railcar ,
Assembling time of railcar ,
Destination of railcar
Capacity of track ,which is measured by track length
Length of railcar
Binary parameter:1 if railcar belongs to outbound train , otherwise 0
The maximum number of tracks outbound train is able to be assigned to
Decision Variables:
Binary variable:1 if outbound train is assigned to track , otherwise 0
Binary variable:1 if railcar is assigned to track at time , otherwise 0
Binary variable:1 if track is dirty track, otherwise 0

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