A Study on Online Scheduling Problem of Integrated Order Picking and Delivery with Multizone Vehicle Routing Method for Online-to-Offline Supermarket

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Parameter</td><td class="align_center">Value</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Number of aisles</td><td class="align_center">100</td></tr><tr><td class="align_left">Length of the aisle</td><td class="align_center">50</td></tr><tr><td class="align_left">Number of storage locations</td><td class="align_center">1000</td></tr><tr><td class="align_left">Length of each location</td><td class="align_center">1 m</td></tr><tr><td class="align_left">Width between two adjacent aisles</td><td class="align_center">2 m</td></tr><tr><td class="align_left">Picker’s travel speed</td><td class="align_center">48 m/min</td></tr><tr><td class="align_left">Pick-up speed</td><td class="align_center">6 item/min</td></tr><tr><td class="align_left">Setup time</td><td class="align_center">3 min</td></tr><tr><td class="align_left">Storage policy</td><td class="align_center">Random-based</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The parameters of the O2O supermarket.</div>

Mathematical Problems in Engineering

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Table 4

Table 4: A Study on Online Scheduling Problem of Integrated Order Picking and Delivery with Multizone Vehicle Routing Method for Online-to-Offline Supermarket 

Table 4 | A Study on Online Scheduling Problem of Integrated Order Picking and Delivery with Multizone Vehicle Routing Method for Online-to-Offline Supermarket 