Searched for: subject%253A%2522Modelling%2522
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Jumelet, Daan (author), van Gent, M.R.A. (author), Hofland, Bas (author), Kuiper, C. (author)
Physical model tests have been performed to study static stability of rock-armoured mild slopes. Current stability design formulae for steeper rock-armoured slopes focus on plunging and surging waves. Slopes of 1:6 and milder usually have more spilling breakers which decreases the load. Also, on mild slopes displaced rocks more often remain...
journal article 2024
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dos Santos Avila, D. (author), Offerman, S.E. (author), Santofimia, Maria Jesus (author)
While experiments show that refining the prior austenite grain size can either accelerate or decelerate bainite formation in steels, kinetic models based on the successive nucleation of bainitic ferrite subunits can only predict an acceleration. In this work we develop a physically-based model for bainite kinetics assuming a displacive growth...
journal article 2024
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Yuan, Jiao (author), Zheng, Feifei (author), Duan, Huan Feng (author), Deng, Zhengzhi (author), Kapelan, Z. (author), Savic, Dragan (author), Shao, Tan (author), Huang, Wei Min (author), Zhao, Tongtiegang (author), Chen, Xiaohong (author)
Low-lying coastal cities are vulnerable to compound floods caused by many factors including river flows, tides and local rainfall. Many previous studies focus on the impacts of rainfall and tidal levels (two driving factors) on estuaries or regions near the main single river, while research about the three influencing factors on the floods...
journal article 2024
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Hammer, T.C. (author), Puolakka, Otto (author), Hendrikse, H. (author)
A modeling approach to simulate ice-induced vibrations of vertically sided offshore structures in ice tank experiments is presented. The technique combines replica modeling with the preservation of kinematics during ice-structure interaction. The technique was chosen based on the theoretical understanding that ice-induced vibrations are...
journal article 2024
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Seshan, S. (author), Poinapen, Johann (author), Zandvoort, Marcel H. (author), van Lier, J.B. (author), Kapelan, Z. (author)
A biokinetic model based on BioWin's Activated Sludge Digestion Model (ASDM) coupled with a nitrous oxide (N<sub>2</sub>O) model was setup and calibrated for a full-scale wastewater treatment plant (WWTP) Amsterdam West, in the Netherlands. The model was calibrated using one year of continuous data to predict the seasonal variations of N<sub...
journal article 2024
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Seis, W.A.A. (author), ten Veldhuis, Marie-claire (author), Rouault, Pascale (author), Steffelbauer, D.B. (author), Medema, G.J. (author)
Short-term fecal pollution events are a major challenge for managing microbial safety at recreational waters. Long turn-over times of current laboratory methods for analyzing fecal indicator bacteria (FIB) delay water quality assessments. Data-driven models have been shown to be valuable approaches to enable fast water quality assessments....
journal article 2024
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de Wildt, T.E. (author), van de Poel, I.R. (author)
Value and moral change have increasingly become topics of interest in the philosophical literature. Several theoretical accounts have been proposed. These are usually based on certain theoretical and conceptual assumptions. Their strengths and weaknesses are often difficult to determine and compare because they are based on limited empirical...
journal article 2024
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Melnyk, A. (author), Edmonds, Bruce (author), Ghorbani, Amineh (author), van de Poel, I.R. (author)
This editorial paper for the special section on “Modelling Values in Socio/Technical/Ecological Systems” introduces interdisciplinary perspectives on values and reflects on growing appeals for modelling values. In public and academic discourses, values typically relate to matters of importance (e.g., beliefs, priorities) and principles about...
journal article 2024
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Straathof, R. (author), Meijaard, J.P. (author), Perez, S.M. (author), Kolkman-Deurloo, Inger Karine K. (author), Nout, Remi A. (author), Heijmen, Ben J.M. (author), Wauben, L.S.G.L. (author), Dankelman, J. (author), van de Berg, N.J. (author)
Background: The steep radiation dose gradients in cervical cancer brachytherapy (BT) necessitate a thorough understanding of the behavior of afterloader source cables or needles in the curved channels of (patient-tailored) applicators. Purpose: The purpose of this study is to develop and validate computer models to simulate: (1) BT source...
journal article 2024
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Fu, Runnan (author), Pađen, I. (author), Garcia Sanchez, C. (author)
Due to lack of information and long geometry generation times, tree geometries are usually oversimplified or even ignored in Computational Fluid Dynamic (CFD) simulations that predict wind and pollutant dispersion in urban areas. Nevertheless, trees are known to impact local wind patterns and air quality levels. Thus, in this paper we explore...
journal article 2024
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Trunz, Elena (author), Klein, Jonathan (author), Müller, Jan (author), Bode, Lukas (author), Sarlette, Ralf (author), Weinmann, M. (author), Klein, Reinhard (author)
We investigate the capabilities of neural inverse procedural modeling to infer high-quality procedural yarn models with fiber-level details from single images of depicted yarn samples. While directly inferring all parameters of the underlying yarn model based on a single neural network may seem an intuitive choice, we show that the complexity...
journal article 2024
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Strubbe, Laurence (author), van Dijk, E.J.H. (author), Carrera, Paula (author), van Loosdrecht, Mark C.M. (author), Volcke, Eveline I.P. (author)
The aerobic granular sludge (AGS) process treats wastewater with a significantly lower footprint and energy consumption compared to conventional activated sludge systems. Nevertheless, there is still potential for optimizing its performance, and mathematical models are most valuable tools to this end. Aeration energy consumption deserves...
journal article 2024
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Wang, Ningzhen (author), Baferani, Mohamadreza Arab (author), Daniels, Robert (author), Wu, Chao (author), Huo, Jindong (author), van Turnhout, J. (author), Sotzing, Gregory A. (author), Gerhard, Reimund (author), Cao, Yang (author)
Multi-layer ferroelectrets consisting of fluoroethylenepropylene (FEP) copolymer and open-porous expanded polytetrafluoroethylene (ePTFE) films exhibit stable internal electret charges, high piezoelectric coefficients and heat resistance, making them promising candidates for wearable sensors or nanogenerators in body-area networks. Here,...
journal article 2024
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Xue, Fei (author), Yao, Enjian (author), Cherchi, Elisabetta (author), Correia, Gonçalo (author)
Difficulty in finding parking spaces and high parking fees discourage private car usage. Fully autonomous vehicles (AVs) capable of self-parking away from destinations will likely remove this barrier. Despite extensive survey-based research on AVs in recent years, existing literature has not sufficiently addressed the potential impact of new...
journal article 2024
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Liu, Minne (author), Li, Wenyu (author), Chen, Wei (author), Ibrahim, Mesfin S. (author), Xiong, Jingkang (author), Zhang, Kouchi (author), Fan, Jiajie (author)
During the operation of an LED array, its thermal and optical performances are always not equal to the superposition of the individual LED's characteristics because of a significant thermal coupling effect between the arrays. Based on this, this paper proposes an electrical–photo-thermal model, with considering both junction temperature and...
journal article 2024
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Verbeek, Merel C. (author), Talstra, H. (author), Labeur, R.J. (author), Uijttewaal, W.S.J. (author)
Tidal stream turbines are becoming an affordable option for harvesting sustainable energy in coastal areas. They can be retrofitted in barrages, providing an integral solution for flood protection and emission-free power generation, within environmental constraints. To optimize the turbine-barrage configuration with respect to these...
journal article 2024
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van Westen, B. (author), Luijendijk, Arjen (author), de Vries, S. (author), Cohn, Nicholas (author), Leijnse, Tim W.B. (author), de Schipper, M.A. (author)
Quantitative predictions of marine and aeolian sediment transport in the nearshore–beach–dune system are important for designing Nature-Based Solutions (NBS) in coastal environments. To quantify the impact of the marine-aeolian interactions on shaping NBS, we present a framework coupling three existing process-based models: Delft3D Flexible...
journal article 2024
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Khosravi, M. (author), Huber, Benjamin (author), Decoussemaeker, Antoon (author), Heer, Philipp (author), Smith, Roy S. (author)
Model Predictive Control can cope with conflicting control objectives in building energy managements. In terms of user satisfaction, visual comfort has been proven in several studies to be a crucial factor, however thermal comfort is typically considered the only important aspect. Besides human well-being, visual comfort strongly impacts the...
journal article 2024
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Broomandi, Parya (author), Galán-Madruga, David (author), Satyanaga, Alfrendo (author), Hamidi, Mehdi (author), Ledari, Dorna Gholamzade (author), Fathian, Aram (author), Sarvestan, Rasoul (author), Janatian Ghadikolaei, N. (author), Jahanbakhshi, Ali (author)
The Middle East frontal sand and dust storms (SDS) occur in non-summer seasons, and represent an important phenomenon of this region’s climate. Among the mentioned type, spring SDS are the most common. Trend analysis was used in the current study to investigate the spatial-temporal variability of springtime dust events in the Middle East...
journal article 2024
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Geronzi, Leonardo (author), Fanni, Benigno Marco (author), De Jong, Bart (author), Roest, G.T.H. (author), Kenjeres, S. (author), Celi, Simona (author), Biancolini, Marco Evangelos (author)
The treatment for asthma and chronic obstructive pulmonary disease relies on forced inhalation of drug particles. Their distribution is essential for maximizing the outcomes. Patient-specific computational fluid dynamics (CFD) simulations can be used to optimize these therapies. In this regard, this study focuses on creating a parametric...
journal article 2024
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