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 20 of 606 for “"FEA."”.
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Quantifying AAAs and developing FEA models for stent grafts
… region. In this thesis, finite element analysis (FEA) techniques have been developed to model the AnacondaTM stent graft. The aim is to produce the necessary numerical tools to allow for personalized EVAR simulations for mechanical and clinical evaluation. The basic unit of an AnacondaTM is …
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Development of FEA wide-base truck tire and soil interaction models
… In this thesis Finite Element Analysis (FEA) is employed as a method to accurately construct a new virtual wide-base tire model, validate it, and then study rolling resistance of the tire on a hard surface. This thesis includes tire-soil interaction and effects of soil on tires rolling …
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FEA methodology for system-level redundancy evaluation: Application to non-composite steel bridges
… In this dissertation, finite element analysis (FEA) procedures, techniques and inputs were researched in order to develop bridge models that account for the mechanisms that lead to redundant capacity after the failure of a primary steel member. These mechanisms include partial composite action …
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Dynamic stiffness and damping prediction on rubber material parts, FEA and experimental correlation
… hyperelastic models in Finite Element Analysis (FEA) software like ANSYS. The proposed method improves the correlation of experimental data to simulation results obtained by the use of standard methods. Finally, the overlay method proposed by Austrell concerning frequency dependence of the …
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FEA-based simulation of breast deformation in real-time using artificial neural network
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2022-04-06 without embargo terms
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Farm-Scale Water Storage in Morocco: Low-Carbon Design with Parametric FEA Optimization
… Python coupled with a Finite-Element Analysis (FEA) software. The aim is to offer both low embodied carbon and affordable designs, for an individual farmer to build. The first method section is used to identify a small region of the design space containing the Pareto front before running FEA on …
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Der Einsatz lateinamerikanischer Telenovelas im Spanischunterricht am Beispiel von Yo soy Betty, la fea
… kolumbianischen Telenovela Yo soy Betty, la fea analysiert. Es werden zwei Szenen aus dem Arbeitsleben und zwei Szenen aus dem Privatleben in Hinblick auf die funktionale kommunikative Kompetenz untersucht. Des Weiteren werden die kulturellen Elemente in dieser Telenovela während der Analyse …
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Electronic Speckle Pattern Interferometry (ESPI) NDE of cracks in pressure vessels with FEA modelling
This dissertation describes the results of an attempt to simulate the Electronic Speckle Pattern Interferometric fringe patterns observed around a crack or combination of cracks in a pressure vessel by finite element methods. Electronic Speckle Pattern Interferometry (ESPI) is a coherent optical …
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Human Knee FEA Model for Transtibial Amputee Tibial Cartilage Pressure in Gait and Cycling
… stress. To help answer this, a tibiofemoral FEA model was created. Utilizing linear elastic isotropic materials and non-linear springs, the model was validated to experimental cadaveric data. In a previous study, 6 control and 6 amputee subjects underwent gait and cycling experiments. The …
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Cross-Cultural Narratives: A Comparative Analysis of "Yo Soy Betty, La Fea" and "Ugly Betty"
… of the Colombian telenovela Yo soy Betty, la fea (1999–2001) into the American dramedy Ugly Betty (2006–2010), by analyzing how the latter reimagined the original narrative to address U.S.-specific cultural dynamics. Through qualitative analysis and literature review of the narrative …
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Simulation and optimisation of the Interior High Pressure (IHP) manufacturing process using the Finite Element Method (FEA)
Today, the market for metal working industry is characterised by an increase in parts varieties, a decrease in batch sizes, and an increase in quality requirements. To remain competitive, companies are forced to ensure that their production output complies with the increasing demand for higher …
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Development and optimization of a wide base FEA truck tire model for prediction of tire-road interactions
… applications for a Finite Element Analysis (FEA) based tire model. Through the use of an Adaptive Response Surface Method (ARSM) optimization algorithm, the newly constructed wide base FEA truck tire model underwent a parameter-tuning procedure of its materials until the behaviour of the …
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IGFEM modeling of transverse failure in carbon-epoxy composites and implementation of the IGFEM in Abaqus FEA
A comprehensive analysis of the Interface-Enriched General Finite Element Method (IGFEM) using a modified trilinear cohesive law was performed to validate the model against experimental results showing good agreement in both initial composite stiffness and against strain measurements of the onset …
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The reconstruction and FEA analysis of the decommissioned WWII era destroyer USS Cassin Young in the SolidWorks environment
… was constructed, an attempt was made to run an FEA analysis to determine stress levels in the ship's hull. The ship was made using the various Solidworks tools available including surfacing and extrusion tools while using the available blueprints for recreation accuracy. The FEA was not …
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The Evaluation of Usefulness of the FEA and Relationship Between Trabecular Microstructural and Biomechanical Properties In Human Femoral Head
… the usefulness of the finite element analysis(FEA) and the relationship between trabecular bone microstructure and its biomechanical properties, the microimage-based FEA and the experimental test were performed in the same bone cores from the primary compressive trabecular system of human …
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An investigation of casing structural integrity in shale gas horizontal wells during hydraulic fracturing using FEA and machine learning algorithms.
… buckling tendencies. A finite element analysis (FEA) was then undertaken, using two simulation scenarios for casing structural integrity in both radial and axial configurations under the mechanics of a combine system - casing, cement and formation rock. There was then a detailed novel study on …
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Development, model validation, and preliminary experimental verification of an FEA program for structural analysis of casing in casing for oil wells.
… parallelized in-house Finite Element Analysis (FEA) program based on classical elasticity theory is developed to analyze a 2D and 3D model of this pipe-in-pipe configuration. The program is compared to commercial software for verification of the mathematical application. A Monte Carlo setup is …
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Development, model validation, and preliminary experimental verification of an FEA program for structural analysis of casing in casing for oil wells.
… parallelized in-house Finite Element Analysis (FEA) program based on classical elasticity theory is developed to analyze a 2D and 3D model of this pipe-in-pipe configuration. The program is compared to commercial software for verification of the mathematical application. A Monte Carlo setup is …
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