Integrated Optimization for Stock Levels and Cross-Training Schemes with Simulation-Based Genetic Algorithm

被引:0
作者
Turan, Hasan Huseyin [1 ]
Pokharel, Shaligram [1 ]
Sleptchenko, Andrei [1 ]
ElMekkawy, Tarek Y. [1 ]
机构
[1] Qatar Univ, Dept Mech & Ind Engn, POB 2713, Doha, Qatar
来源
2016 INTERNATIONAL CONFERENCE ON COMPUTATIONAL SCIENCE & COMPUTATIONAL INTELLIGENCE (CSCI) | 2016年
关键词
Genetic Algorithm; Discrete event simulation; Cross-training; Spare part logistics; SPARE PARTS INVENTORY; CALL CENTERS; THROUGHPUT; POLICIES; DESIGN; LINES; SHOP;
D O I
10.1109/CSCI.2016.218
中图分类号
TP18 [人工智能理论];
学科分类号
081104 ; 0812 ; 0835 ; 1405 ;
摘要
A spare part supply system for repairable spares in a repair shop is modeled as a set of heterogeneous parallel servers that have the ability to repair only certain types of repairables. The proposed model minimizes the total cost of holding inventory for spare parts, cost for backorder arising from downtime of the system due to the lack of spare parts and the cost of crosstraining for servers. Simulation-based Genetic Algorithm (GA) is proposed to optimize inventory levels and to determine the best skill assignments to servers, i.e., cross-training schemes. When methodology's performance is compared with total enumeration, tight optimality gaps are obtained.
引用
收藏
页码:1158 / 1163
页数:6
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