Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 10 of 10 for “"Multiphysics modelling"”.
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Multiphysics Modelling of Lithium-Ion Batteries
Batteries, made up of repeating units of anode-electrolyte-cathode sandwiches, are complex structures involving a large number of coupled physical processes at a wide range of length scales. Atomic- and continuum-scale computational models have contributed to our understanding of the underlying …
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Multiphysics modelling of geometrically-complex flow metering devices
The simulation of complex multiphase flows has been the subject of extensive research for decades, owing to the wide range of industrial and natural processes involving the interaction of two or more fluids, particularly in the presence of variable geometries. This is essential for multiphase flow …
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Multiphysics Modelling on the Effects of Composition and Microstructure during Tribocorrosion of Aluminum-based Metals and Structures
… work developed a set of finite-element-based multiphysics models, in combination with experimental methods for parameter input and validation, focusing on different factors influencing the tribocorrosion behavior of materials. The first study developed a model with the coupling between strain …
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Numerical multiphysics modelling of Wick-Boiling in a crud with porosity variations to determine local Nickel Ferrite depositions within crud due to deep bed filtration
Impacts of porosity variations through porous deposits with chimneys where wick boiling contributes to bulk of heat transfer, on thermal performance, solute concentration levels and particle number density distribution are examined through a two-dimensional model. The multi-physics model is …
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Computational Investigation of Perforated Plate Film Cooling Utilizing Conjugate Heat Transfer
… Tools and Technologies Project. A multiphysics approach to model heat conduction through the solid geometry is shown to offer significant improvements in wall temperature and film effectiveness prediction accuracy over the standard adiabatic wall approach. Additionally, localized …
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Optimising BIPV in High-Rise Buildings in Hot Climates: A Parametric Study and Design Tool
… A questionnaire survey and structural equation modelling (SEM) were first used to identify barriers to BIPV adoption in practice. A multiphysics model was then developed in COMSOL to simulate coupled radiation, airflow, heat transfer, and photovoltaic conversion. Orthogonal design and …
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Decoding of Facial Strains via Conformable Piezoelectric Interfaces and Three-Dimensional Digital Image Correlation
… piezoelectric thin films for strain mapping; multiphysics modelling for analysing the nonlinear mechanical interactions between the conformable device and the epidermis; and three-dimensional digital image correlation (3D-DIC) for reconstructing softtissue surfaces under dynamic deformations …
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Mathematical and Computational Models for Transient Magnetohydrodynamic Flows of Magnetically Confined Plasmas
… thesis is concerned with the development of a multiphysics and multimaterial computational model for the solution of the MHD equations in the presence of complex real material boundaries for highly transient case studies. The objective of building this model is to contribute in the design of an …
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Modelling and Design Optimisations of CMOS MEMS Single Membrane Thermopile Detector Arrays
… Element Method (FEM) was built using the COMSOL Multiphysics simulation tool. The numerical model was validated by comparing the model’s simulated values for responsivity, crosstalk and temperature distribution with experimental results. The difference between the simulations and experimental …
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Flux Pumping for No-Insulation High Temperature Superconducting REBCO Magnets
The high temperature superconducting (HTS) REBCO magnet has many advantages compared to the low temperature superconducting (LTS) magnet, including high operating temperature, high critical current under high magnetic fields, and strong mechanical properties. Due to these excellent properties, HTS …