| dc.description.abstract | In the recent years, due to globalization and shorter product life cycle, logistics has become the crucial part of supply chain, and with the change of customers’ demand, the logistic industry have to deliver merchandise frequently in a small amount and high-diversity way to meet the requirements of customers. As a result, Distribution Center has been recognized as an efficient way to deliver merchandise.
Among all the operations of Distribution Center, order picking is the most important and complicated job, hence how to organize an order picking operation to save cost and time is an critical issue in managing distribution center. This study discusses the order picking operation in the distribution center, and focuses on sequential zone picking system. This research presents a picking system based on sequential zone picking system, this system is more flexible in routing, it also employs RFID system to obtain information promptly to avoid blocking and increase efficiency in order picking operation. Several order selection rules and dispatching rules are addressed in this study, and tested under different scenarios, which are the different types of order and different number of order in system. The objectives of this study are to understand the performance of order selection rules and dispatching rules under different scenarios, and look for the best combination of these two rules.
Results show that both of order selection rules and dispatching rules are significanct. Results also show that the new picking system is better than sequential zone picking system under any scenarios in this study.
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