The talk will deal with an optimization problem for robotic mobile fulfilment systems in warehousing. The order picking process for this study involves two inter-connected decisions. First, there is the decision of how to schedule the processing of orders. Second, there is the decision of how to sequence the racks that are lifted and transported by automated guided vehicles (robots) to the picking station in order to supply the requested items (referred to as rack-visits). Existing literature demonstrates that minimizing the number of rack-visits is highly effective for operating a picking station efficiently. This approach reduces robot utilization and the overall time required for processing customer orders (makespan). In this study, we propose a heuristic solution approach for solving the order-scheduling and rack-sequencing problem at a single picking station.
Speaker: Erwin Pesch is a full professor at the Faculty of Economics and Business Administration of the University in Siegen and director of the Center for Advanced Studies in Management (CASiM) at the HHL Leipzig Graduate School of Management.
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