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Dynamic wireless power transfer system for electric-powered connected and autonomous vehicle on urban road network

Abstract This paper investigates the potential impacts of dynamic wireless power transfer (DWPT) systems on the urban road network with a particular focus on charging and energy consumption implications. The paper is motivated by the recent …

On the Selection of Charging Facility Locations for EV-Based Ride-Hailing Services: A Computational Case Study

To facilitate the monitoring and management of modern transportation systems, monocular visual traffic surveillance systems have been widely adopted in surveillance, speed measurement, accident detection, and accident prediction. Thanks to the …

Vehicle Redistribution in Ride-Sourcing Markets Using Convex Minimum Cost Flows

Ride-sourcing platforms often face imbalances in the demand and supply of rides across areas in their operating road-networks. As such, dynamic pricing methods have been used to mediate these demand asymmetries through surge price multipliers, thus …

A research agenda on systems approaches to infrastructure

At a time of system shocks, significant underlying challenges are revealed in current approaches to delivering infrastructure, including that infrastructure users in many societies feel distant from nature. We set out a research agenda on systems …

Assignment and pricing of shared rides in ride-sourcing using combinatorial double auctions

Transportation Network Companies employ dynamic pricing methods at periods of peak travel to incentivise driver participation and balance supply and demand for rides. Surge pricing multipliers are commonly used and are applied following demand and …

Design of hospital delivery networks using unmanned aerial vehicles

Unmanned Aerial Vehicles (UAVs) are being increasingly implemented in a range of applications. Their low payload capacity and ability to overcome congested road networks enables them to provide fast delivery services for urgent high-value low-volume …

Dynamic modelling and optimisation of transportation systems in the connected era

Sensing, information, and communication technologies have become fundamental components to transportation system management in the connected era. We have been witnessing an increasing number of instrumented networks and cooperative transportation …

Endogenous stochastic optimisation for relief distribution assisted with Unmanned Aerial Vehicles

Unmanned Aerial Vehicles (UAVs) are being increasingly integrated into humanitarian operations given the growing economic pressure on organisations providing disaster relief. Among other applications, UAV-based damage assessment during relief …

Optimal Design of Rapid Evacuation Strategies in Constrained Urban Transport Networks

Large-scale evacuations constitute common life-saving exercises that are activated in many disaster response campaigns. Their effectiveness is often inhibited by traffic congestion, disrupted and imperfect coordination mechanisms, and the poor state …

Optimal Hub Selection for Rapid Medical Deliveries using Unmanned Aerial Vehicles

Unmanned Aerial Vehicles (UAVs) are being increasingly deployed in humanitarian response operations. Beyond regulations, vehicle range and integration with the humanitarian supply chain inhibit their deployment. To address these issues, we present a …

Optimal supply chain resilience with consideration of failure propagation and repair logistics

The joint optimisation of investments in capacity and repair capability of production and logistics systems at risk of being damaged is an important aspect of supply chain resilience that is not sufficiently addressed by state-of-the-art modelling …

Resilience assessment for interdependent urban infrastructure systems using dynamic network flow models

Critical infrastructure systems are becoming increasingly interdependent, which can exacerbate the impacts of disruptive events through cascading failures, hindered asset repairs and network congestion. Current resilience assessment methods fall …

Understanding and Visualising Schedule Deviations in Construction Projects using Fault Tree Analysis

Delays in construction projects are both disruptive and expensive. Thus, potential causes of schedule deviation need to be identified and mitigated. In previous research, delay factors were predominantly identified through surveys administered to …

Urban Network-Wide Traffic Speed Estimation with Massive Ride-Sourcing GPS Traces

The ability to obtain accurate estimates of city-wide urban traffic patterns is essential for the development of effective intelligent transportation systems and the efficient operation of smart mobility platforms. This paper focuses on the …

Evaluation of port disruption impacts in the global liner shipping network

The global container shipping network is vital to international trade. Current techniques for its vulnerability assessment are constrained due to the lack of historical disruption data and computational limitations due to typical network sizes. We …

Risk-averse supply chain for modular construction projects

The traditional in-situ construction method is currently being replaced by modular building systems, that take advantage of modern manufacturing, transportation, and assembly methods. This transformation poses a challenge to construction supply …

Modelling the impact of liner shipping network perturbations on container cargo routing: South-east Asia to Europe application

Understanding how container routing stands to be impacted by different scenarios of liner shipping network perturbations such as natural disasters or new major infrastructure developments is of key importance for decision-making in the liner shipping …

Optimal logistics planning for modular construction using two-stage stochastic programming

The construction sector is currently undergoing a shift from stick-built construction to modular building systems that take advantage of modern prefabrication techniques. Long established in-situ construction practices are thus being replaced by …

Agent-based day-to-day traffic network model with information percolation

We explore the impact of travel information sharing on road networks using a two-layer, agent-based, day-to-day traffic network model. The first layer (cyber layer) represents a conceptual communication network where travel information is shared …

Global LNG trade: A comprehensive up to date analysis

The importance of the liquefied-natural-gas (LNG) in global gas trade has grown steadily over the past decades; the article focuses on this significant form of energy and provides an exhaustive portrait of its trade. LNG trade flows both regionally …

Sustainable Smart Cities: Applying Complexity Science to Achieve Urban Sustainability

The attraction of smart cities lies in the idea that increasing information and communication technology (ICT) and data-informed activities will lead to more efficient, better connected, and more creative cities. However, the ongoing technological …

A multi-objective GA-based optimisation for holistic Manufacturing, transportation and Assembly of pre-cast construction

Resource scheduling of construction proposals allows project managers to assess resource requirements, provide costs and analyse potential delays. The Manufacturing, transportation and Assembly (MtA) sectors of precast construction projects are …

Calibration and validation of a shared space model: Case Study

Shared space is an innovative streetscape design that seeks minimum separation between vehicle traffic and pedestrians. Urban design is moving toward space sharing as a means of increasing the community texture of street surroundings. Its unique …

Payback period for emissions abatement alternatives: Role of regulation and fuel prices

As of January 2015, the new maximum limit of fuel sulfur content for ships sailing within emission control areas has been reduced to 0.1%. A critical decision for ship owners in advance of the new limits was the selection of an abatement method that …

Scheduling co-operating stacking cranes with predetermined container sequences

With the proliferation of multi-gantry automated stacking cranes, the already difficult crane scheduling problem in container terminals has become even more challenging. In this paper we present an efficient algorithm that can solve a sub-problem …

Spot sale of uncommitted LNG from Middle East: Japan or the UK?

The importance of liquefied natural gas (LNG) is rising as demand for it grows rapidly and steadily due to growth in energy demand, the transition to a low carbon economy and the longer distances over which natural gas is now traded. Given its …

Strategic maritime container service design in oligopolistic markets

This paper considers the maritime container assignment problem in a market setting with two competing firms. Given a series of known, exogenous demands for service between pairs of ports, each company is free to design liner services connecting a …

Environmental Balance of Shipping Emissions Reduction Strategies

Maritime shipping is regarded as the most efficient mode of transport; however, its contribution to climate change through greenhouse gas emissions and the health issues related to shipping activity near residential centers cannot be neglected. In …

A strategic repositioning algorithm for bicycle-sharing schemes

The presence of enough bicycles and free docking points to satisfy user demands in stations is a known operational issue in bicycle-sharing schemes. Empty and full stations in such systems are equally undesirable and disruptive for the operation of …

Evaluation of cold ironing and speed reduction policies to reduce ship emissions near and at ports

A cost-based maritime container assignment model

A recently proposed frequency-based maritime container assignment model (Bell et al., 2011) seeks an assignment of full and empty containers to paths that minimises expected container travel time, whereas containers are in practice more likely to be …

A frequency-based maritime container assignment model

This paper transfers the classic frequency-based transit assignment method of Spiess and Florian to containers demonstrating its promise as the basis for a global maritime container assignment model. In this model, containers are carried by shipping …

A review of container terminal simulation models

Simulation has been an integral part of research and development work in container terminal operations. The sheer size of the facilities and the complexity of equipment used make it difficult to predict analytically how the terminal will operate …

An uncertainty-aware AGV assignment algorithm for automated container terminals

This paper studies job assignments for automated guided in container terminal settings under various conditions of uncertainty. An introduction to their operation is provided, along with a flexible dispatching algorithm, suitable for real-time …

Large subway systems as complex networks

Analysis of the world's largest subway systems reveals two related classes of complex network that can be approximated by an evolutionary network with an associated exponential degree distribution. The characteristic high connectivity but low maximum …