Research Article

Resource Constrained Project Scheduling Subject to Due Dates: Preemption Permitted with Penalty

Table 1

The parameters for the generated problem set.

Control parameterValue

Number of nondummy activities ( )20, 30, 40, 60, and 90
Unit earliness-tardiness penalty costs (1, 10)
Preemption penalty (1, 10)
Activity durations (1, 10)
Number of start activities3
Number of end activities3
Maximum number of activity predecessors3
Maximum number of activity successors3
Coefficient of network complexity (CNC)1.5
Resource factor (RF)1
Resource strength (RS)0.5
Number of renewable resource types1, 2, and 3
Activity resource requirement (per period) (1, 10)