Searched for: subject%3A%22optimisation%22
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Langer, J.K.A. (author)
Indonesia has been dependent on its abundant coal reserves to meet its increasing electricity demand. The Indonesian government is aware of the negative environmental effects of coal combustion and pledged to become carbon neutral by 2060 or earlier by transitioning towards renewables. In principle, it is known that Indonesia has large renewable...
doctoral thesis 2024
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Schelbergen, M. (author)
The potential of utility-scale airborne wind energy (AWE) systems to contribute significantly to the energy transition hinges on their large-scale deployment, which depends on the cost-competitiveness and complementarity with conventional wind turbines. Central to the assessment of these metrics is understanding long-term energy production,...
doctoral thesis 2024
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Brandetti, L. (author)
In urban areas, vertical-axis wind turbines (VAWTs) show promise due to their omnidirectional design, addressing challenges faced by traditional horizontal-axis turbines (HAWTs). Despite significant progress in urban VAWTs, extensive multidisciplinary research is needed to optimise their efficiency and use in such environments. <br/><br/>This...
doctoral thesis 2024
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van den Broek, M.J. (author)
In the current state of model-based wind farm flow control, the implementation of yaw-based wake steering based on steady-state models has demonstrated potential for improving wind farm power production. However, for realistic, time-varying wind directions, the dynamics of wake propagation may impact the effectiveness of wake redirection. This...
doctoral thesis 2024
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Conceição, Lígia (author), Correia, Gonçalo (author), van Arem, B. (author), Tavares, José Pedro (author)
Once trusted, automated vehicles (AVs) will gradually appear in urban areas. Such a transition is an opportunity in transport planning to control undesired impacts and possibly mitigate congestion at a time when both conventional vehicles (CVs) and AVs coexist. This paper deals with the complex transport decision problem of designing part of the...
journal article 2024
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Lera-Leri, Roger X. (author), Liscio, E. (author), Bistaffa, Filippo (author), Jonker, C.M. (author), Lopez-Sanchez, Maite (author), Murukannaiah, P.K. (author), Rodriguez-Aguilar, Juan A. (author), Salas-Molina, Francisco (author)
We adopt an emerging and prominent vision of human-centred Artificial Intelligence that requires building trustworthy intelligent systems. Such systems should be capable of dealing with the challenges of an interconnected, globalised world by handling plurality and by abiding by human values. Within this vision, pluralistic value alignment is...
journal article 2024
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Baqershahi, Mohammad Hassan (author), Ayas, C. (author), Ghafoori, Elyas (author)
Wire arc additive manufacturing (WAAM) enables the manufacturing of efficient and lightweight structural elements in which material can be utilised wherever needed in an optimised shape, in contrast to standard prismatic profiles used in construction. However, the specific energy consumption (SEC) of WAAM is higher than that of conventional...
journal article 2024
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Martinelli, Cristiano (author), Coraddu, A. (author), Cammarano, Andrea (author)
Meta-heuristic optimisation algorithms are high-level procedures designed to discover near-optimal solutions to optimisation problems. These strategies can efficiently explore the design space of the problems; therefore, they perform well even when incomplete and scarce information is available. Such characteristics make them the ideal...
conference paper 2024
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Shi, W. (author)
As a more convenient alternative to conductive charging technology, wireless charging is seen as a key technology drive for transportation electrification. In electric vehicle (EV) battery charging applications, wireless power is transferred through a magnetic link, so it is referred to as inductive power transfer (IPT). One advantage of IPT...
doctoral thesis 2023
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Mishra, V. (author)
The world has seen industrial revolutions with advancements in manufacturing technologies. The advancements in Additive Manufacturing (AM) technologies will bring another revolution sooner rather than later. Nowadays, the Wire and Arc Additive Manufacturing (WAAM) process is already used to manufacture large-scale structures such as ship...
doctoral thesis 2023
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Lancelot, P.M.G.J. (author)
The exponential growth of the aviation sector combined with environmental and energy supply challenges have led companies to innovate to reduce aircraft fuel consumption. Among the many areas currently under research, this thesis investigates the possibility of making aircraft wings lighter thanks to flight load alleviation systems and more...
doctoral thesis 2023
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Bouter, P.A. (author)
In recent years, the use of Artificial Intelligence (AI) has become prevalent in a large number of societally relevant, real-world problems, e.g., in the domains of engineering and health care. The field of Evolutionary Computation (EC) can be considered to be a sub-field of AI, concerning optimization using Evolutionary Algorithms (EAs), which...
doctoral thesis 2023
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van Nieuwburg, W.C.A.M. (author), van Spreuwel, B.J.J. (author), Tran, Minh Tâm Kevin (author), Yang, M.D. (author), Greidanus, A.J. (author), Mulder, G. (author), Tummers, M.J. (author), Westerweel, J. (author), Suijker, W. (author), van Wijk, R. (author)
The principal aim of the work presented here is to investigate and demonstrate that a forward tilted rowing blade would result in a more efficient and effective motion of the blade through the water that would result in a higher boat speed when an equal input power is provided. A 1:5 scaled rowing boat is used to determine the performance of...
journal article 2023
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Geursen, Isaak L. (author), Santos, Bruno F. (author), Yorke-Smith, N. (author)
Current state-of-the-art airline planning models face computational limitations, restricting the operational applicability to problems of representative sizes. This is particularly the case when considering the uncertainty necessarily associated with the long-term plan of an aircraft fleet. Considering the growing interest in the application of...
journal article 2023
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Turan, E. (author), Speretta, S. (author), Gill, E.K.A. (author)
In recent years, there has been a growing interest in lunar missions, particularly with the growing role of small satellites facilitated by piggyback launch opportunities. Typically, ground-based radiometric tracking is the workhorse to establish the necessary navigation solution in these missions, however, this could be expensive, while small...
conference paper 2023
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Wu, F. (author), Muller, Adrian (author), Pfenninger, Stefan (author)
Biomass is a growing renewable energy source in Europe and is envisioned to play a role for realising carbon neutrality, predominantly using dedicated energy crops. However, dedicated biomass is controversial for reasons including its competition with food production or its land-use and emissions impacts. Here we examine the potential role of a...
journal article 2023
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Miller-Moran, Daniel (author), Trifunović, Nemanja (author), Kennedy, M.D. (author), Kapelan, Z. (author)
Water distribution networks (WDNs) require large capital investment and ongoing operational costs, resulting in their optimisation being a highly researched field. Despite the benefits tanks bring to networks, most optimisation models omit them as decision variables due to the complexity they can introduce to heuristic approaches. This paper...
journal article 2023
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Guo, Rongge (author), Bhatnagar, Saumya (author), Guan, Wei (author), Vallati, Mauro (author), Sharif Azadeh, S. (author)
This paper presents a novel framework for customised modular bus systems that leverages travel demand prediction and modular autonomous vehicles to optimise services proactively. The proposed framework addresses two prediction scenarios with different forward-looking operations: optimistic operation and pessimistic operation. A mixed integer...
journal article 2023
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Milatz, Bas (author), de Winter, Roy (author), van de Ridder, Jelle D.J. (author), van Engeland, Martijn (author), Mauro, F. (author), Kana, A.A. (author)
The prediction of the statutory attained subdivision index is a challenging issue for the initial design of ships due to the design freedom offered by a probabilistic damage stability assessment. To this end, optimisation techniques integrated with a parametric model of the internal layout may generate a preliminary subdivision design,...
journal article 2023
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Çubukçuoglu, C. (author), Cilasun Kunduraci, Arzu (author), Asadollahi Asl Zarkhah, S. (author)
It is known that the elderly usually spend the last years of their lives indoors, with little contact with others and the outside environment. Indoor environmental quality (IEQ) conditions related to lighting, air quality, thermal comfort, and acoustics directly affect their quality of life. In this study, the main focus is on the design of...
journal article 2023
Searched for: subject%3A%22optimisation%22
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