id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
fcis-27463	Liu, Zhiwei; Liu, Di; Liu, Song	Optimization of Unmanned Vehicle Delivery Routes Considering Charging and Time Windows	2024	9	.pdf	application/pdf	5370	250	55	Model parameters and variables Parameter Description L Customer Point Collection S Set of unmanned vehicles, subscript denoted as s U Charging station collection Z Distribution center, subscript denoted as z N Set of all points, subscript denoted as n , N L U Z   C The cost of unmanned vehicle delivery per unit distance ijd Distance from point i to point j , ,i j N ib Customer i 's demand for goods, i L B Maximum load capacity of unmanned vehicle e nsw Remaining power when unmanned vehicle s reaches point n l nsw The remaining power when the unmanned vehicle s leaves point n W Battery capacity of unmanned vehicle i Earliest service time of customer i time window, i L i Latest service time of customer i time window, i L C Waiting costs incurred by early arrival of unmanned vehicles C Penalty costs incurred by unmanned vehicles arriving later than the time window e it Time when the unmanned vehicle arrives at point i , i N l it	cache/fcis-27463.pdf	txt/fcis-27463.txt