1 AIT Asian Institute of Technology

A new combinatorial programming formulation for the operator-scheduling problem

AuthorWu, Wen-jenq
Call NumberAIT Thesis no.IE-80-20
Subject(s)Scheduling (Management)--Mathematical models
NoteA thesis submitted in partial fulfilment of the requirements for the degree of Master of Engineering, School of Engineering and Technology
PublisherAsian Institute of Technology
AbstractThe classical Operator-Scheduling Problem as presented by M. Segal [12) and W.B. Henderson and W.L. Berry [5) is to minimize the total cost of a telephone operator scheduling to meet the customers' demand over a 24 hours operating period. The demand for telephone operators was given for each half hour of the day and was assumed to be deterministic. A work period or shift of a telephone operator is defined by start and end times and by break and relief periods. In this study, a different formulation for the Operator-Scheduling Problem is considered. Given the demand pattern for operators and the total number of operators, the problem is to determine the assignment of operators to different work shifts such that an optimal service to customers can be achieved. This problem is formulated as an all-integer progranuning problem. Practical sized problems can be solved by using the integer programming algorithm MPSX/370. Optimal solutions for two real Operator-Scheduling Problems from the Taiwan Telecommunication Administrative Bureau have been obtained· in this way. The solution technique and possibilities for sensitivity analysis have been analyzed. Computational results for several randomly generated Operator-Scheduling Problems are given. For large scheduling problems a heuristic pairwise interchange procedure has been developed.
Year1980
TypeThesis
SchoolSchool of Engineering and Technology
DepartmentDepartment of Industrial Systems Engineering (DISE)
Academic Program/FoSIndustrial Engineering (IE)
Chairperson(s)Oudheusden, Dirk L. Van
Examination Committee(s)Pakorn Adulbhan ;Tabucanon, Mario T.
Scholarship Donor(s)The Government of the Republic of China
DegreeThesis (M.Eng.) - Asian Institute of Technology, 1980


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