A Fuzzy Logic-Based Algorithm to Solve the Slot Planning Problem in Container Vessels

Autor: Dalia Rashed, Amr Eltawil, Mohamed Gheith
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Logistics, Vol 5, Iss 4, p 67 (2021)
Druh dokumentu: article
ISSN: 2305-6290
DOI: 10.3390/logistics5040067
Popis: Background: The slot planning problem is a container allocation problem within a certain location on a vessel. It is considered a sub-problem of a successful decomposition approach for the container vessel stowage planning problem. This decision has a direct effect on container handling operations and the vessel berthing time, which are key indicators for the container terminal efficiency. Methods: In this paper, an approach combining a rule-based fuzzy logic algorithm with a rule-based search algorithm is developed to solve the slot planning problem. The rules in the proposed fuzzy logic algorithm aim at improving the objective function and minimizing/eliminating constraint violation. Results: The computational results of 236 slot planning instances illustrate the efficiency and effectiveness of the proposed algorithm. Conclusions: The results show that the proposed approach is fast and can produce optimal or near-optimal solutions for a comprehensive industrial set of instances.
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