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Dissertations / Theses on the topic 'Volume of Fluid (VOF)'

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1

Drumright-Clarke, Mary Ann. "Numerical simulations that characterize the effects of surfactant on droplets in shear flow." Diss., Virginia Tech, 2002. http://hdl.handle.net/10919/26895.

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Numerical simulations utilizing the code SURFER++ with the incorporation of an insoluble surfactant in the VOF scheme were conducted to characterize the effects of surfactant on a drop in shear flow. The drop is suspended in a matrix liquid. A parameter called reduction, which specifically relates to a percentage decrease in effective surface tension, is used to measure the surfactant amount on the interface. In a model system where reduction = 0.1, viscosity ratio = 1 and density ratio = 1, it was found that stable drops tend to be more elongated and less inclined to the primary flow direc
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2

Schmidtke, Martin. "Untersuchung der Dynamik fluider Partikel auf Basis der Volume of Fluid Methode." Forschungszentrum Dresden, 2010. http://nbn-resolving.de/urn:nbn:de:bsz:d120-qucosa-27925.

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Die in dieser Arbeit vorgestellten Simulationen aufsteigender fluider Partikel wurden mit dem CFD-Programm FS3D durchgeführt, welches auf der Volume-of-Fluid (VoF) Methode basiert. Die Validierung des Codes erfolgt durch Vergleich der numerischen Lösungen für schleichende Strömungen mit analytischen Lösungen, wobei eine gute Übereinstimmung festgestellt wird. Im ersten Teil der Dissertation werden Simulationen für den freien Aufstieg von Öltropfen in Wasser mit experimentellen Beobachtungen hinsichtlich der Aufstiegsgeschwindigkeit, der Tropfenform und der Bewegungsbahn verglichen. Die Aufstie
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3

Schmidtke, Martin. "Untersuchung der Dynamik fluider Partikel auf Basis der Volume of Fluid Methode." Forschungszentrum Dresden-Rossendorf, 2008. https://hzdr.qucosa.de/id/qucosa%3A21619.

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Die in dieser Arbeit vorgestellten Simulationen aufsteigender fluider Partikel wurden mit dem CFD-Programm FS3D durchgeführt, welches auf der Volume-of-Fluid (VoF) Methode basiert. Die Validierung des Codes erfolgt durch Vergleich der numerischen Lösungen für schleichende Strömungen mit analytischen Lösungen, wobei eine gute Übereinstimmung festgestellt wird. Im ersten Teil der Dissertation werden Simulationen für den freien Aufstieg von Öltropfen in Wasser mit experimentellen Beobachtungen hinsichtlich der Aufstiegsgeschwindigkeit, der Tropfenform und der Bewegungsbahn verglichen. Die Aufstie
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4

Oomar, Muhammad Yusufali. "A Volume of Fluid (VoF) based all-mach HLLC Solver for Multi-Phase Compressible Flow with Surface-Tension." Master's thesis, Faculty of Engineering and the Built Environment, 2021. http://hdl.handle.net/11427/33935.

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This work presents an all-Mach method for two-phase inviscid flow in the presence of surface tension. A modified version of the Hartens, Lax, Leer and Contact (HLLC) approximate Riemann solver based on Garrick et al. [1] is developed and combined with the popular Volume of Fluid (VoF) method: Compressive Interface Capturing Scheme for Arbitrary Meshes (CICSAM). This novel combination yields a scheme with both HLLC shock capturing as well as accurate liquid-gas interface tracking characteristics. To ensure compatibility with VoF, the Monotone Upstream-centred Scheme for Conservation Laws (MUSCL
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5

Koebe, Mario. "Numerische Simulation aufsteigender Blasen mit und ohne Stoffaustausch mittels der volume of fluid (VOF) Methode." [S.l. : s.n.], 2004. http://deposit.ddb.de/cgi-bin/dokserv?idn=973222484.

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6

Ramasetti, E. K. (Eshwar Kumar). "Modelling of open-eye formation and mixing phenomena in a gas-stirred ladle for different operating parameters." Doctoral thesis, Oulun yliopisto, 2019. http://urn.fi/urn:isbn:9789526223568.

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Abstract In ladle metallurgy, gas stirring and the behaviour of the slag layer are very important for alloying and the homogenization of the steel. When gas is injected through a nozzle located at the bottom of the ladle into the metal bath, the gas jet exiting the nozzle breaks up into gas bubbles. The rising bubbles break the slag layer and create an open-eye. The size of the open-eye is very important as the efficiency of the metal-slag reactions depend on the interaction between the slag and steel created during the stirring process, and information about the position and size of the open-
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7

Maini, Deepak. "VOF Based Multiphase Lattice Boltzmann Method Using Explicit Kinematic Boundary Conditons at the Interface." Thesis, Georgia Institute of Technology, 2007. http://hdl.handle.net/1853/16240.

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A VOF based multiphase Lattice Boltzmann method that explicitly prescribes kinematic boundary conditions at the interface is developed. The advantage of the method is the direct control over the surface tension value. The details of the numerical method are presented. The Saffman instability, Taylor instability, and flow of deformable suspensions in a channel are used as example-problems to demonstrate the accuracy of the method. The method allows for relatively large viscosity and density ratios.
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8

Gunnesby, Michael. "On Flow Predictions in Fuel Filler Pipe Design - Physical Testing vs Computational Fluid Dynamics." Thesis, Linköpings universitet, Mekanisk värmeteori och strömningslära, 2015. http://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-117534.

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The development of a fuel filler pipe is based solely on experience and physical experiment. The challenge lies in designing the pipe to fulfill the customer needs. In other words designing the pipe such as the fuel flow does not splash back on the fuel dispenser causing a premature shut off. To improve this “trial-and-error” based development a computational fluid dynamics (CFD) model of the refueling process is investigated. In this thesis a CFD model has been developed that can predict the fuel flow in the filler pipe. Worst case scenario of the refueling process is during the first second
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9

Peña, Monferrer Carlos. "Computational fluid dynamics multiscale modelling of bubbly flow. A critical study and new developments on volume of fluid, discrete element and two-fluid methods." Doctoral thesis, Universitat Politècnica de València, 2017. http://hdl.handle.net/10251/90493.

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The study and modelling of two-phase flow, even the simplest ones such as the bubbly flow, remains a challenge that requires exploring the physical phenomena from different spatial and temporal resolution levels. CFD (Computational Fluid Dynamics) is a widespread and promising tool for modelling, but nowadays, there is no single approach or method to predict the dynamics of these systems at the different resolution levels providing enough precision of the results. The inherent difficulties of the events occurring in this flow, mainly those related with the interface between phases, makes that
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10

Alrahmani, Mosab. "A numerical study on the effects of surface and geometry design on water behaviour in PEM fuel cell gas channels." Thesis, Loughborough University, 2014. https://dspace.lboro.ac.uk/2134/16245.

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Water management is a serious issue that affects the performance and durability of PEM fuel cells. It is known, from previous experimental investigations, that surface wettability has influence on water behaviour and fuel cell performance. This finding has lead researchers to develop numerical tools for further investigation of the liquid water behaviour in gas channels. The Volume-of-Fluid (VOF) method has been used in a wide range of studies for its advantage of showing the multi-phase interface in a Computational Fluid Dynamics (CFD) simulation to understand liquid water behaviour in gas ch
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11

Riström, Anton, and Aditya Naronikar. "CFD and Experimental Study of Refuelling and Venting a Fuel System." Thesis, Luleå tekniska universitet, Rymdteknik, 2019. http://urn.kb.se/resolve?urn=urn:nbn:se:ltu:diva-75410.

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In 1999, California Air Resources Board (CARB) implemented a regulation that required all gasoline cars sold in California be fitted with an Onboard Refueling Vapor Recovery System (ORVR). The ORVR system is designed to prevent Volatile Organic Compounds (VOCs) from escaping into the atmosphere during refuelling by storing the gas vapours in a carbon canister. Due to the complex nature of the fuel system, making design changes could have large implications on the ORVR performance of the vehicle. It is therefore desirable to develop a CFD model that can predict the effects of design changes, th
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12

Venturi, Diego Nei 1990, Dirceu 1978 Noriler, Henry França 1963 Meier, and Universidade Regional de Blumenau Programa de Pós-Graduação em Engenharia Química. "Análise numérica e experimental da fluidodinâmica em feixe de tubos com abordagem de volume de fluido (VOF)." reponame:Biblioteca Digital de Teses e Dissertações FURB, 2015. http://www.bc.furb.br/docs/DS/2015/363157_1_1.pdf.

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Orientador: Dirceu Noriler.<br>Coorientador: Henry França Meier.<br>Dissertação (Mestrado em Engenharia Química) - Programa de Pós-Graduação em Engenharia Química, Centro de Ciências Tecnológicas, Universidade Regional de Blumenau, Blumenau.
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13

Ben, Mahmud Hisham. "Multiphase Transient Flow in Pipes." Thesis, Curtin University, 2012. http://hdl.handle.net/20.500.11937/1669.

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The development of oil and gas fields in offshore deep waters (more than 1000 m) will become more common in the future. Inevitably, production systems will operate under multiphase flow conditions. The two–phase flow of gas–liquid in pipes with different inclinations has been studied intensively for many years. The reliable prediction of flow pattern, pressure drop, and liquid holdup in a two–phase flow is thereby important.With the increase of computer power and development of modelling software, the investigation of two–phase flows of gas–liquid problems using computational fluid dynamics
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14

Brandely, Anaïs. "Étude du ballottement de fluide dans les réservoirs à carburant : approches numérique et expérimentale." Thesis, Compiègne, 2016. http://www.theses.fr/2016COMP2274/document.

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L’émergence de bruits auparavant inaudibles dans les réservoirs à carburants automobiles requiert des constructeurs une meilleure compréhension des phénomènes physiques intervenants au sein de leurs produits. Dans cette thèse, différents travaux ont été conduits autour de l’étude du ballottement de fluide dans une cuve rigide rectangulaire partiellement remplie de fluide et soumise à une excitation extérieure. La première partie présente un état de l’art sur le sloshing suivant trois approches complémentaires - approche analytique, approche numérique et approche expérimentale - permettant d’or
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15

Minussi, Roberta Brondani [UNESP]. "Rompimento de barreiras: análise experimental e numérica na previsão de velocidades de propagação de frentes de material hiperconcentrado." Universidade Estadual Paulista (UNESP), 2007. http://hdl.handle.net/11449/88874.

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Made available in DSpace on 2014-06-11T19:23:39Z (GMT). No. of bitstreams: 0 Previous issue date: 2007-12-04Bitstream added on 2014-06-13T20:50:44Z : No. of bitstreams: 1 minussi_rb_me_ilha.pdf: 1918415 bytes, checksum: 5176f1d27a7b361288abf94e48919e04 (MD5)<br>Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)<br>Denominam-se problemas tipo rompimento de barreira os fenômenos nos quais um fluido é liberado de maneira abrupta. Quando o fluido apresenta natureza hiperconcentrada, a relação entre a tensão de cisalhamento e a taxa de deformação pode se tornar não-linear, passa
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16

Minussi, Roberta Brondani. "Rompimento de barreiras : análise experimental e numérica na previsão de velocidades de propagação de frentes de material hiperconcentrado /." Ilha Solteira : [s.n.], 2007. http://hdl.handle.net/11449/88874.

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Orientador: Geraldo de Freitas Maciel<br>Banca: Sérgio Said Mansur<br>Banca: Jean Paul Vila<br>Resumo: Denominam-se problemas tipo rompimento de barreira os fenômenos nos quais um fluido é liberado de maneira abrupta. Quando o fluido apresenta natureza hiperconcentrada, a relação entre a tensão de cisalhamento e a taxa de deformação pode se tornar não-linear, passando a apresentar reologia não-Newtoniana. Problemas deste tipo podem ser encontrados em muitos fenômenos tanto na natureza quanto em processos industriais. O estudo de tal problema é, geralmente, conduzido usando simplificações, como
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17

Sabisch, Winfried [Verfasser]. "Dreidimensionale numerische Simulation der Dynamik von aufsteigenden Einzelblasen und Blasenschwärmen mit einer Volume-of-Fluid-Methode / Winfried Sabisch." Karlsruhe : KIT-Bibliothek, 2000. http://d-nb.info/1013897153/34.

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18

Kokkonen, Toni. "CFD analysis of stepped planing vessels." Thesis, KTH, Mekanik, 2018. http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-250023.

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High speed planing hulls are currently widely used for example in recreational and emergency vessel applications. However, very little CFD research has been done for planing vessels, especially for those with stepped hulls. A validated CFD method for planing stepped hulls could be a valuable improvement for the design phase of such hulls. In this thesis, a CFD method for stepped hulls, with a primary focus on two-step hulls, is developed using STAR-CCM+. As a secondary objective, porpoising instability of two-step hulls is investigated. The simulations are divided into two parts: In the first
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19

Gueyffier, Denis. "Etude de l'impact de gouttes sur un film liquide mince : développement de la corolle et formation de projection." Paris 6, 2000. http://www.theses.fr/2000PA066606.

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20

Fereka, Syphax. "Modélisation et simulation des impacts de gouttes et de sprays sur des surfaces liquides." Electronic Thesis or Diss., Université Gustave Eiffel, 2025. http://www.theses.fr/2025UEFL2013.

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Les sprays sont omniprésents dans diverses applications industrielles, telles que la combustion, le revêtement de surface et le refroidissement de systèmes. La compréhension des dynamiques associées à ces phénomènes est cruciale pour l'optimisation énergétique et la sécurité industrielle. Plusieurs aspects méritent d'être étudiés et mieux compris. Toutefois, ce travail de thèse concerne principalement les interactions entre des sprays et des substrats liquides profonds, avec un intérêt particulier à la perturbation du substrat liquide (dépôt et ré-éjection). Les approches classiques de modélis
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21

Kingsley, Thomas Charles. "Multidisciplinary design and optimisation of liquid containers for sloshing and impact." Diss., Pretoria : [s.n.], 2005. http://upetd.up.ac.za/thesis/available/etd-01242006-100142.

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22

Acosta, Jared. "Comparative Hydrodynamic Testing of Small Scale Models." ScholarWorks@UNO, 2008. http://scholarworks.uno.edu/td/864.

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Early in the ship design process, naval architects must often evaluate and compare multiple hull forms for a specific set of requirements. Analytical tools are useful for quick comparisons, but they usually specialize in a specific hull type and are therefore not adequate for comparing dissimilar hull types. Scale model hydrodynamic testing is the traditional evaluation method, and is applicable to most hull forms. Scale model tests are usually performed on the largest model possible in order to achieve the most accurate performance predictions. However, such testing is very resource i
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23

Origuella, Daniele. "ANSYS Fluent usage in product development : Aqualitative analysis of Volume of Fluidsimulations in the internal design of a dry toilet." Thesis, KTH, Hållbar produktionsutveckling (ML), 2021. http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-298067.

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The World Health Organization estimates that over two billion people did not have access to a toilet in 2017. The dejects produced often end up in bodies of water and, as one in every ten crops is watered with wastewater, this is estimated to cause half a billion deaths per year. There are currently many initiatives to reach this sanitation Global Goal, including those from people such as Bill Gates and projects such as The Solar Project. The Solar Project is based in South Africa and is based on cooperation between various companies which provides them with the different components for the in
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24

Drobin, Dan. "Volume kinetic development and application /." Stockholm, 2000. http://diss.kib.ki.se/2001/91-628-4611-6/.

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25

Wessmark, Pehr, and Viktor Winther. "Volume Kinetic Models for Perioperative Fluid Therapy." Thesis, KTH, Skolan för teknik och hälsa (STH), 2015. http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-169912.

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Intravenous fluid infusion during surgeries is based on clinical practice guidelines. Many factors impact the fluid distribution in the body, mainly the effect of anesthetic gases and surgical stress. Volume kinetics is a method to simulate the distribution and elimination of infusion fluids by considering the dilution of plasma over time. In this work, two volume kinetic models for fluid therapy are described – the single and two-fluid space model. The goal was to estimate five volume kinetic parameters for implementation in a population kinetic model. The method was based on data from an exp
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26

Li, Matthew Ph D. Massachusetts Institute of Technology. "Methods and devices for noninvasive physiologic fluid volume assessment." Thesis, Massachusetts Institute of Technology, 2016. http://hdl.handle.net/1721.1/104612.

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Thesis: Ph. D. in Medical Engineering and Medical Physics, Harvard-MIT Program in Health Sciences and Technology, 2016.<br>"June 2016." Cataloged from PDF version of thesis.<br>Includes bibliographical references (pages 131-154).<br>Fluid volume status is a physiologic parameter that currently lacks a reliable diagnostic tool. Volume control becomes an issue during sickness and/or stress (physical and mental) in a wide range of populations. Unfortunately, current diagnostics suffer from being imprecise, invasive, and/or easily confounded and cannot unambiguously and practically inform volume s
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27

Rahantamialisoa, Faniry Nadia Zazaravaka. "Complex fluid dynamical computations via the Finite Volume Method." Master's thesis, University of Cape Town, 2018. http://hdl.handle.net/11427/29860.

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Numerical simulations of the complex flows of viscoelastic fluids are investigated. The viscoelastic fluids are modelled, primarily, via the Johnson-Segalman constitutive model. Our Numerical approach is based on finite volume method, based on the Johnson-Segalman constitutive model and implemented on the OpenFOAM® platform. The Johnson-Segalman model also easily reduces to the Oldroyd-B model under certain conditions of the material parameters. Since computations using the Oldroyd-B model have been extensively documented in the literature, we take advantage of the mathematical modelling conne
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28

Williams, Brent Warren. "Fluid surface reconstruction from particles." Thesis, University of British Columbia, 2008. http://hdl.handle.net/2429/906.

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Outlined is a new approach to the problem of surfacing particle-based fluid simulations. The key idea is to construct a surface that is as smooth as possible while remaining faithful to the particle locations. We describe a mesh-based algorithm that expresses the surface in terms of a constrained optimization problem. Our algorithm incorporates a secondary contribution in Marching Tiles, a generalization of the Marching Cubes isosurfacing algorithm. Marching Tiles provides guarantees on the minimum vertex valence, making the surface mesh more amenable to numerical operators such as the Bilapla
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29

Benson, D. J. A. "Finite volume solution of Stokes and Navier-Stokes equations." Thesis, University of Oxford, 1991. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.302883.

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30

Bielenberg, James R. (James Ronald) 1976. "The ramifications of diffusive volume transport in classical fluid mechanics." Thesis, Massachusetts Institute of Technology, 2004. http://hdl.handle.net/1721.1/30061.

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Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Chemical Engineering, 2004.<br>Includes bibliographical references (leaves 160-166).<br>The thesis that follows consists of a collection of work supporting and extending a novel reformulation of fluid mechanics, wherein the linear momentum per unit mass in a fluid continuum, m, is supposed equal to the volume velocity v[sub]v. The latter differs from the barycentric velocity V[sub]m by the vector field j[sub]v, where j[sub]v = v[sub]v - v[sub]m represents the heretofore largely ignored diffusive transport of volume. We will begin
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31

Heck, Marcus. "Mehrgitterverfahren zur effizienten numerischen Simulation von Fluid-Struktur-Wechselwirkungen /." Aachen : Shaker, 2008. http://d-nb.info/989568970/04.

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32

Kolibal, Joseph. "Aspects of finite volume method for compressible flows." Thesis, University of Oxford, 1989. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.237837.

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33

Aspa, Yvan. "Modélisation de l'ablation des composites C/C dans les cols de tuyères." Phd thesis, Toulouse, INPT, 2006. http://ethesis.inp-toulouse.fr/archive/00000423/.

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Les cols composites des tuyères de propulseurs sont soumis à des conditions extrêmes qui entraînent une récession de la paroi ou ablation. Le but de l'étude est de calculer la réactivité effective du composite C/C et ainsi de mieux évaluer les épaisseurs consommées. Les cas des surfaces récessives et non-récessives ont été envisagés. Dans le second cas, le problème est résolu par prise de moyenne : la réactivité effective est alors inférieure à la moyenne arithmétique des réactivités. Dans le cas récessif, l'évolution de la rugosité est calculée par un outil original basé sur une méthode VOF.
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34

Garrioch, Stephen Hugh. "A volume tracking method for the simulation of two-fluid flows /." Thesis, McGill University, 2000. http://digitool.Library.McGill.CA:80/R/?func=dbin-jump-full&object_id=36935.

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The main goal of this work is to propose, implement, test, and refine numerical methodologies for computer simulations of two-fluid flows. These methodologies fall into the category of volume tracking methods, with piecewise-linear interface calculation (PLIC). The scope of this work is limited to the laminar, incompressible flow of immiscible, non-reacting Newtonian fluids, without phase change, in planar two-dimensional geometries.<br>The following new or enhanced procedures are proposed: a parallelogram scheme for multidimensional advection of the volume fraction field, that rigorously cons
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35

Yates, Matthew Neil. "Application of the finite-volume method to fluid-structure interaction analysis." Thesis, University of Manchester, 2011. https://www.research.manchester.ac.uk/portal/en/theses/application-of-thefinitevolume-method-tofluidstructure-interactionanalysis(118bb6b7-9e56-4344-8587-f7e9fe6efc11).html.

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This Thesis describes the numerical simulation of fluid-structure interaction (FSI) problems. A finite-volume based stress analysis code was developed and coupled to an existing in-house CFD code to form a general purpose FSI solver capable of being used with the advanced turbulence and near-wall models developed within the research group. The code has been used to study a number of physiological flows in the present work, although the general nature of the solver allows it to be used for other applications also. By using the same numerical method, implemented in a consistent manner, for both
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36

Hajishafiee, Alireza. "Finite-volume CFD modelling of fluid-solid interaction in EHL contacts." Thesis, Imperial College London, 2013. http://hdl.handle.net/10044/1/32100.

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Classically in an elastohydrodynamic (EHD) problem, the Reynolds equation is the most widely used PDE to describe the behaviour of lubricants in high-pressure non-conforming contacts, and elastic deformation is usually calculated using the Hertzian theory of elastic contacts. This thesis outlines the development of a new method for modelling of fluid-solid interactions in elastohydrodynamic lubrication (EHL) contact based on Finite Volume (FV) techniques. A Computational Fluid Dynamics (CFD) approach to solve the Navier-Stokes equations is implemented to model lubrication in roller bearings us
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37

Ghidersa, Brǎduṭ Eugen. "Finite volume-based volume-of-fluid method for the simulation of two-phase flows in small rectangular channels /." Karlsruhe : Forschungszentrum Karlsruhe in der Helmholtz-Gemeinschaft, 2004. http://bibliothek.fzk.de/zb/berichte/FZKA6889.pdf.

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Ghidersa, Brăduţ Eugen. "Finite volume-based volume of fluid method for the simulation of two-phase flows in small rectangular channels." Karlsruhe FZKA, 2004. http://bibliothek.fzk.de/zb/berichte/FZKA6889.pdf.

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39

Muzaferija, Samir. "Adaptive finite volume method for flow prediction using unstructured meshes and multigrid approach." Thesis, Online version, 1994. http://ethos.bl.uk/OrderDetails.do?did=1&uin=uk.bl.ethos.311804.

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40

Reyhani, Vahid. "Extracellular Matrix and Actin Cytoskeleton - the Control Unit of Interstitial Fluid Volume." Doctoral thesis, Uppsala universitet, Institutionen för medicinsk biokemi och mikrobiologi, 2014. http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-217027.

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The regulation of fluid (water) volume in the body is crucial for tissue homeostasis. The interstitial fluid, which comprises almost 20% of the body fluid, is stored in the loose connective tissue and its volume is actively regulated by components of this tissue. The loose connective tissue provides a path for fluid flow from capillaries to the tissue and lymphatics. This fluid is partially stored in the interstitium and the remainder is directed to the lymphatics. The fibroblasts in the loose connective tissue actively compact the fibrous extracellular matrix (ECM) through mechanotransduction
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41

Parameswaran, S. "Finite volume equations for fluid flow based on non-orthogonal velocity projection." Thesis, Imperial College London, 1986. http://hdl.handle.net/10044/1/38133.

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42

Svensén, Christer. "The use of volume kinetics as a method to optimise fluid therapy /." Stockholm, 1998. http://diss.kib.ki.se/search/diss.se.cfm?19980925sven.

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43

Chopra, Akash. "The volume of fluid technique for the numerical simulation of water waves." Thesis, University of Edinburgh, 1997. http://hdl.handle.net/1842/13379.

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A discussion is given of numerical techniques for modelling fluid flows with free surfaces, covering the basic principles behind the schemes and their respective advantages and disadvantages. This leads to the adoption of a two dimensional "Volume of Fluid" (VOF) method for the simulation of wave impacts on vertical walls. The VOF method is described in detail, including enhancements to various sections of the algorithm. The "water piston" theory of air pockets is given, together with a scheme to incorporate the effects into the model. The results of a test problem are given which illustrates
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44

Tanabe, Yoko. "Assessment of Volume of fluid Method for high-pressure gasinjection into liquid." Thesis, KTH, Mekanik, 2015. http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-204016.

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Carbonated sparkling water has been widely used from ancient age [1]. The original ideacame from natural sparkling water and people believed that taking baths at carbonatedhot springs was good for health and healed their sicknesses. This fact led people to startthinking that sparkling water could have more effective uses. Joseph Priestley success-fully produced artificial carbonated water in 1767 and sparkling water quickly becamewidely spread because it gives people refreshing feeling. The bottled and canned beverageindustry has grown from the 19th century and has become one of the biggest ma
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45

Xue, Shicheng. "Three dimensional finite volume modelling and numerical simulations of viscoelastic fluid flows." Thesis, The University of Sydney, 1997. https://hdl.handle.net/2123/27634.

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This study focuses on developing an efficient, fully three dimensional Finite Volume Method for viscoelastic fluid flow problems, and on numerical investigations of some complex rheological phenomena.
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46

Caner, Julien. "Simulation numérique d’une boucle biphasique gravitaire par la méthode Volume-of-Fluid." Electronic Thesis or Diss., Chasseneuil-du-Poitou, Ecole nationale supérieure de mécanique et d'aérotechnique, 2024. http://www.theses.fr/2024ESMA0002.

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L’avancée remarquable de l’électronique de puissance s’est accompagnée de la miniaturisation des systèmes, nécessitant un refroidissement très performant. Une des solutions consiste à utiliser des boucles fluides diphasiques, dans lesquelles le transfert de chaleur est associé au changement d’état du fluide. L’objectif de cette thèse est de modéliser l’écoulement diphasique à phases séparées dans une boucle diphasique gravitaire. L’interface en mouvement est capturée par la méthode Volume-of-Fluid. Parmi les différents modèles de changement de phase disponibles dans la littérature, nous avons
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Jasak, Hrvoje. "Error analysis and estimation for the finite volume method with applications to fluid flows." Thesis, Imperial College London, 1996. http://hdl.handle.net/10044/1/8335.

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48

Sjöstrand, Fredrik. "Volume kinetics of glucose solutions given by intravenous infusion /." Stockholm, 2005. http://diss.kib.ki.se/2005/91-7140-235-7/.

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Heinrich, Christoph [Verfasser]. "A Finite Volume Method on NURBS Geometries and its Application in Fluid Flow and Isogeometric Fluid-Structure Interaction / Christoph Heinrich." München : Verlag Dr. Hut, 2012. http://d-nb.info/1023435136/34.

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Gloth, Oliver. "An Object-Oriented Finite Volume Framework and its Application to Fluid Dynamics Problems." Gerhard-Mercator-Universitaet Duisburg, 2003. http://www.ub.uni-duisburg.de/ETD-db/theses/available/duett-07282003-103524/.

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This work describes the development of a framework for numerical simulation software, using the finite volume method. A major guideline has been flexibility. The framework is written in C++, making strong use of its object-oriented capabilities. Outlined are the benefits, as well as the pitfalls related to object-oriented programming, if used for numerical simulations. The text explains that flexibility has not only been tried to achieve in terms of software design, but also with respect to the numerical approaches used. The field of application in the scope of this work is computational fluid
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