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Based on the analysis on the dynamic factors of vehicles in distribution services, a new dynamic multi-trip vehicle scheduling problem which considers vehicles' dynamic conditions and multi-trip distribution is presented. A two-stage solving strategy for the problem, i.e., the first stage for making distribution plan and the second stage for real time scheduling is addressed. Then a two-stage algorithm...
This paper studies the delivery and pickup vehicle routing problem with time windows. The vehicle routing problems with delivery and pickup are divided into five categories. The existing papers studied mainly the anterior four categories and this paper studies the fifth category. In the problem, each customer has two time windows and the pickup and delivery at each customer can be fulfilled by being...
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