We study the fuel procurement problem for electrical utilities under uncertain demand and market price. Long-term contractual supply commitments are made at a set price with fuel suppliers at the beginning of each year. Each month the procurement planner can use fuel from these contracts or...

In this paper search heuristics are developed for generic sequencing problems with emphasis on job shop scheduling. The proposed methods integrate problem specific heuristics common to Operations Research and local search approaches from Artificial Intelligence in order to obtain desirable...