T. R. P. Ramos

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The present work aims to support tactical and operational planning decisions of reverse logistics systems while considering economic, environmental and social objectives. In the literature, when addressing such systems economic aspects have been often used, while environmental concerns have emerged only recently. The social component is the one less studied(More)
This paper describes a heuristic approach for the definition of service (or influence) areas of multiple depots in a reverse logistics network. This work is based on a case study: the recyclable waste collection system with 5 depots that covers seven municipalities in the Alentejo region, southern Portugal. The system optimization considers two objectives,(More)
This paper aims to support tactical decisions in a recyclable waste collection system design through the definition of service areas in systems with more than one depot. Three types of recyclable materials are to be collected, so the problem under study is the multi-product, multi-depot vehicle routing problem. A mixed-integer linear programming model is(More)
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