SYSTEM FOR SUPPLYING A DELIVERY VEHICLE WITH ELECTRIC ENERGY, OPERATING METHOD, COMPUTER PROGRAM PRODUCT AND COMPUTER-READABLE DATA CARRIER

A system for supplying a delivery vehicle with electric energy is described, which comprises an electrically drivable delivery vehicle for making a plurality of successive delivery journeys, in each case for transporting consignments on a respective delivery route from a starting point of the delivery route to recipients of the consignments, a supply vehicle for delivering replaceable battery modules to meeting points with the delivery vehicle, and a control device, which is designed to ascertain a likely energy requirement of the delivery vehicle for a subsequent delivery journey of the plurality of successive delivery journeys, taking into account a subsequent delivery route and a likely total weight of the delivery vehicle after loading consignments to be delivered on the subsequent delivery route at the starting point of the subsequent delivery route, and to prompt the supply vehicle to deliver a set of replaceable battery modules to a subsequent meeting point, which is the starting point of the subsequent delivery route, wherein the delivery vehicle has a first plurality of receiving units for replaceable battery modules for supplying the delivery vehicle with electric energy, and the set of replaceable batteries has a total charge level at the subsequent meeting point which covers at least the likely energy requirement and the set of replaceable battery modules has the lightest weight possible.