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Bal, Frans (author), Vleugel, J (author)
Many countries have enhanced their air quality agenda (NOx, PMx etc.) by a climate change agenda (CO2 etc.). A direct way to lower these emissions is by using less energy (fuel) per activity. One of these activities is freight transport. Transport from supplier to factory relies on efficient and cost-effective means of transport. Road...
journal article 2021
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Lee, J. (author), Mitici, M.A. (author)
Aircraft maintenance is key for safe and efficient aircraft operations. While most studies propose cost-efficient maintenance strategies, the safety and efficiency of these strategies need to be quantified. This paper proposes a formal framework to assess the safety and efficiency of maintenance strategies by means of agent-based modelling,...
journal article 2020
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De Klerk, Rick (author), Vegter, Riemer Jakobs K. (author), Goosey-Tolfrey, Vicky L. (author), Mason, Barry S. (author), Lenton, John P. (author), Veeger, H.E.J. (author), van der Woude, L.H.V. (author)
There are many ways to simulate handrim wheelchair propulsion in the laboratory. Ideally, these would be able to, at least mechanically, simulate field conditions. This narrative review provides an overview of the lab-based equipment used in published research and critically assesses their ability to simulate and measure wheelchair propulsion...
journal article 2020
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Overtoom, Irene (author), Correia, Gonçalo (author), Huang, Yilin (author), Verbraeck, A. (author)
New developments in the automotive world have the power to change mobility, but because of high uncertainties, municipalities are adopting a wait-and-see attitude. Nonetheless, autonomous, connected and shared vehicle technologies are in a far stage of development and it is only a matter of time before shared autonomous vehicles (SAVs) enter...
journal article 2020
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Ganni, S. (author), Li, M. (author), Botden, Sanne M.B.I. (author), Nayak, Samir Ranjan (author), Ganni, Bhaskar Rao (author), Rutkowski, Anne Francoise (author), Goossens, R.H.M. (author), Jakimowicz, J.J. (author)
Virtual reality (VR) training is widely used in several minimal invasive surgery (MIS) training curricula for procedural training. However, VR training in its current state lack immersive training environments, such as using head-mounted displays that is implemented in military or aviation training and even entertainment. The virtual...
journal article 2020
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Zhang, Wenjuan (author), Diab, Waleeb (author), Hajibeygi, H. (author), Al Kobaisi, Mohammed (author)
Modeling flow and transport in fractured porous media has been a topic of intensive research for a number of energy- and environment-related industries. The presence of multiscale fractures makes it an extremely challenging task to resolve accurately and efficiently the flow dynamics at both the local and global scales. To tackle this challenge,...
journal article 2020
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Cooke, R.M. (author), Marti, Deniz (author), Mazzuchi, Thomas (author)
Post-2006 expert judgment data has been extended to 530 experts assessing 580 calibration variables from their fields. New analysis shows that point predictions as medians of combined expert distributions outperform combined medians, and medians of performance weighted combinations outperform medians of equal weighted combinations. Relative...
journal article 2020
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Petitfrere, Martin (author), Nichita, Dan Vladimir (author), Voskov, D.V. (author), Zaydullin, Rustem (author), Bogdanov, Igor (author)
Several compositional reservoir simulators based on equations of state (EoS) have been designed. Yet, few of them can deal with thermal processes such as steam injection and no fully compositional thermal simulation of the steam injection process has been proposed with extra-heavy oils yet. Those simulations appear essential and will offer...
journal article 2020
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Britto Maria, Rodrigo (author), de Freitas Leal, Marcus (author), Sousa Junior, Edgard (author), Leite Lemos, Vinicius (author), Magalhães Cardoso, Patrick (author), de Oliveira, Leonardo Cosme (author), Castro, Saullo G.P. (author), de Lima Marcolin, Marcelo (author), Joshi, Darshan (author)
Aircraft structural analysis is a process that involves several engineers working concurrently to analyze in detail all structural elements of an airframe, as well as the behavior of the aircraft structure as a whole. The airframe has to be decomposed in its major components such as fuselage sections, wings and control surfaces to allow the...
journal article 2019
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Garcia-Nieto, Sergio (author), Velasco-Carrau, Jesus (author), Paredes-Vallés, Federico (author), Salcedo, Jose Vicente (author), Simarro, Raul (author)
This paper gathers the design and implementation of the control system that allows an unmanned Flying-wing to perform a Vertical Take-Off and Landing (VTOL) maneuver using two tilting rotors (Bi-Rotor). Unmanned Aerial Vehicles (UAVs) operating in this configuration are also categorized as Hybrid UAVs due to their ability of having a dual...
journal article 2019
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Saffarionpour, S. (author), de Jong, Tessa F. (author), van der Wielen, L.A.M. (author), Brouwer, Eric (author), Ottens, M. (author)
For simulating an adsorption/elution step for separation and recovery of flavor-active esters in beer in the presence of ethanol at various temperatures, and validating the predicted breakthrough behavior, equilibrium data on concentration of each ester is required. This work evaluates the application of frontal analysis method (FA) for...
journal article 2019
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Kraan, O.D.E. (author), Dalderop, Steven (author), Kramer, G.J. (author), Nikolic, I. (author)
Understanding the possible transition pathways of the energy system requires the integration of human behaviour in energy system models. In order to model the influence of actor behaviour we have developed ACT (Agent-Based Model of Critical Transitions), an agent-based model inspired by an existing conceptualisation of critical transitions....
journal article 2019
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Veitch, D.E. (author), Bochner, Melissa (author), Molenbroek, J.F.M. (author), Goossens, R.H.M. (author), Owen, Harry (author)
Introduction There is still a need for competent breast lump detection palpation skills, especially in developing countries. Our goal is to design, develop, and establish a test to determine whether students can, by touch alone, identify and discriminate between a range of different simulated lesions at different adiposity levels. Methods...
journal article 2019
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Lommen, S.W. (author), Mohajeri, M. (author), Lodewijks, G. (author), Schott, D.L. (author)
Purpose: The development of bulk material handling equipment can be accelerated and made less expensive when testing of virtual prototypes is adopted. However, the modelling of a grab unloader requires a large volume (77 m3) of iron ore pellets, making the computational costs prohibitive. This paper investigates the extent to which the...
journal article 2019
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Dong, H. (author), Ye, G. (author)
Chloride-induced corrosion is a critical issue for RC structures. Cement-based coatings can be used to protect concrete structures with unsatisfactory quality against chloride ingress. To evaluate the effectiveness of the coatings to extend the service life of coated concrete structures, the evolution of the chloride profile in the coated...
journal article 2019
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Bruijn, Willem E.L. (author), Rip, Jolien (author), Hendriks, Antoon J.H. (author), van Gelder, P.H.A.J.M. (author), Jonkman, Sebastiaan N. (author)
A marine project consists of series of operations, with each operation subject to a predefined operational limit and duration. If actual weather conditions exceed the operational limit, the operation cannot be executed and hence downtime occurs. An accurate assessment of uncertainties and the expected downtime during a marine project is...
journal article 2019
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Morrison, A.R.T. (author), van Beusekom, Vincent (author), Ramdin, M. (author), van den Broeke, L.J.P. (author), Vlugt, T.J.H. (author), de Jong, W. (author)
In this work a model of an elevated pressure CO<sub>2</sub> electrolyzer producing primarily formate or formic acid is presented. It consists of three parts: A model of the bulk electrolyte, the diffusion layer, and the electrode surface. Data from the literature was used to validate both the bulk portion of the model, as well as the overall...
journal article 2019
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Javadi, E. (author), Ghaffari, M. (author), Bahlakeh, Ghasem (author), Taheri, P. (author)
The influence of silane treated nano zinc oxide (nZnO) on the protection, photocatalytic properties and interfacial interactions in acrylic/carbon steel systems was investigated. For this purpose, nZnO particles have been synthesized using microwave irradiation method. The morphology of synthesized zinc oxide nanoparticles was studied by...
journal article 2019
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Kuipers, Derek A. (author), Terlouw, Gijs (author), Wartena, B.O. (author), Prins, Jelle T. (author), Pierie, Jean Pierrre E.N. (author)
High fidelity is regarded as a hallmark of educational games and simulations for health education. Mainly physical and functional fidelity are associated with authenticity, resulting in the pursuit of a true-to-life simulation and suggesting the imposition of a generally accepted and often unintentional design rationale that assumes that the...
journal article 2019
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Tang, J. (author), Vincent-Bonnieu, S.Y.F. (author), Rossen, W.R. (author)
We present a CT coreflood study of foam, both pre-generated and generated in-situ, displacing oil, as a function of oil type and saturation. Foam generation and propagation are reflected through sectional pressure measurements. Dual-energy CT imaging monitors in-time phase saturations. With an oil less harmful to foam (hexadecane), injection...
journal article 2019
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