Scheduling unrelated parallel batch processing machines with non-identical job sizes

  • Authors:
  • Xiaolin Li;Yanli Huang;Qi Tan;Huaping Chen

  • Affiliations:
  • -;-;-;-

  • Venue:
  • Computers and Operations Research
  • Year:
  • 2013

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Abstract

Scheduling unrelated parallel batch processing machines to minimize makespan is studied in this paper. Jobs with non-identical sizes are scheduled on batch processing machines that can process several jobs as a batch as long as the machine capacity is not violated. Several heuristics based on best fit longest processing time (BFLPT) in two groups are proposed to solve the problem. A lower bound is also proved to evaluate the quality of the heuristics. Computational experiments were undertaken. These showed that J_SC-BFLPT, considering both load balance of machines and job processing times, was robust and outperformed other heuristics for most of the problem categories.