Results 61 to 70 of about 116,019 (342)

Simple Switch between Single Trip Vehicle Routing Problem and Multiple Trip Vehicle Routing Problem

open access: yesLogi
Complexity of the mathematical model development for vehicle routing problems increases with the addition of more variables, constraints, and instances to single trip vehicle routing models.
Samarakkody Thakshila
doaj   +1 more source

The Generalized Consistent Vehicle Routing Problem [PDF]

open access: yesTransportation Science, 2015
The consistent vehicle routing problem (ConVRP) takes customer satisfaction into account by assigning one driver to a customer and by bounding the variation in the arrival times over a given planning horizon. These requirements may be too restrictive in some applications.
Kovacs, Attila A.   +3 more
openaire   +2 more sources

Path Planning for Cooperative Routing of Air-Ground Vehicles

open access: yes, 2016
We consider a cooperative vehicle routing problem for surveillance and reconnaissance missions with communication constraints between the vehicles.
Casbeer, David   +2 more
core   +1 more source

Implantable Microarray Patch: Engineering at the Nano and Macro Scale for Sustained Therapeutic Release via Synthetic Biodegradable Polymers

open access: yesAdvanced Materials Technologies, Volume 10, Issue 6, March 18, 2025.
This review focuses on the application of synthetic biodegradable microarray patches (MAPs) in sustained drug delivery. Compared to conventional MAPs which release drugs into the skin in an immediate manner, these implantable MAPs release drugs into skin microcirculation gradually as the biodegradable polymers degrade, thus offering sustained release ...
Li Zhao   +6 more
wiley   +1 more source

Optimizing petroleum redistribution in Sri Lanka: A cost-benefit transportation model

open access: yesJournal of Sustainable Development of Transport and Logistics
This case study is based on Ceylon Petroleum Corporation, Sri Lanka, the national oil and gas company and market leader in Sri Lanka. The company’s outbound logistics consists of a centralized distribution method and a redistribution process of its ...
Nuwan Jayarathna
doaj   +1 more source

A Multi-Stage Algorithm for a Capacitated Vehicle Routing Problem with Time Constraints

open access: yesAlgorithms, 2018
The Vehicle Routing Problem (VRP) is one of the most optimized tasks studied and it is implemented in a huge variety of industrial applications. The objective is to design a set of minimum cost paths for each vehicle in order to serve a given set of ...
Lucia Cassettari   +4 more
doaj   +1 more source

Internalizing negative externalities in vehicle routing problems through green taxes and green tolls [PDF]

open access: yes, 2019
Road freight transportation includes various internal and external costs that need to be accounted for in the construction of efficient routing plans. Typically, the resulting optimization problem is formulated as a vehicle routing problem in any of its ...
Faulìn, Javier   +1 more
core  

Comparison of Randomized Solutions for Constrained Vehicle Routing Problem

open access: yes, 2020
In this short paper, we study the capacity-constrained vehicle routing problem (CVRP) and its solution by randomized Monte Carlo methods. For solving CVRP we use some pseudorandom number generators commonly used in practice.
Demirci, İbrahim Ethem   +2 more
core   +1 more source

Advances in Solid‐Phase Processing Techniques: Innovations, Applications, and Future Perspectives

open access: yesAdvanced Materials Technologies, EarlyView.
Based on practical manufacturing challenges, this review examines advanced solid‐phase processing techniques that overcome the inherent limitations of conventional melting‐based and traditional solid‐phase manufacturing, enabling the production of higher‐performance components at reduced cost through process innovation and improved supply‐chain ...
Tianhao Wang
wiley   +1 more source

Energy Consumption Optimization in Trajectory Planning for Fuel Cell Hybrid Uavs Based On HMPC

open access: yesAdvanced Robotics Research, EarlyView.
The endurance limitation of multirotor drones is a critical challenge. This study adopts a hybrid power system of fuel cells and lithium‐ion batteries. Using Nondominated Sorting Genetic Algorithm II, it integrates trajectory planning with energy management optimization.
Xindi Wang   +7 more
wiley   +1 more source

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