Browsing Engineering (Faculty of) by Subject "finite element method"
Now showing items 1-17 of 17
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Characterization of Formability and Friction during Hot Stamping of Al-Si Coated Press Hardened Steel
(University of Waterloo, 2023-05-23)This thesis investigates the friction and formability characteristics of Al-Si coated press hardened steels (PHS) during direct hot stamping. The PHS grades examined were PHS1800 and PHS1500, with nominal ultimate tensile ... -
Closed Loop Geothermal System Design
(University of Waterloo, 2022-06-17)In contrast to other renewable sources (e.g., wind and solar) that may only be intermittently available throughout a day or year, geothermal resources provide a carbon-free and sustainable source of energy for base-load ... -
Computational Modeling of the Cervical Spinal Cord: Integration into a Human Body Model to Investigate Response to Impact
(University of Waterloo, 2022-08-19)Acute spinal cord injuries (SCI) have a global annual occurrence rate of 14 to 40 per million population with considerable societal cost. The primary mechanism of injury involves physical damage to the nervous tissues, ... -
Design and Fabrication of a Magnetic Manipulator with Five Degrees of Freedom
(University of Waterloo, 2022-01-25)Magnetic manipulation has the potential to recast the medical field both from an operational and drug delivery point of view as it can provide wireless controlled navigation over surgical devices and drug containers inside ... -
The effects of soil heterogeneity on the performance of horizontal ground loop heat exchangers
(University of Waterloo, 2013-01-25)Horizontal ground loop heat exchangers (GLHE) are widely used in many countries around the world as a heat source/sink for building conditioning systems. In Canada, these systems are most common in residential buildings ... -
Efficient Multi-Objective Optimization of an Automotive Crush Rail Under Axial and Oblique Impact
(University of Waterloo, 2021-04-30)Oblique impact conditions are of increasing research importance, and this kind of study is becoming more common in the crashworthiness literature. Optimization strategies, such as the Response Surface Methodology (RSM), ... -
Formation and Field-switching Dynamics of Nematic Droplets
(University of Waterloo, 2017-08-23)Liquid crystals (LCs) refer to a class of materials which have anisotropic properties. They are used in many technological applications ranging from displays to biological sensors. One example of a category of technologically ... -
Investigation of Thorax Response and Potential for Injury in Side Impacts Using Integrated Detailed Human and Vehicle Finite-Element Models
(University of Waterloo, 2018-08-14)Car accidents are amongst the most common causes of fatalities for a younger population in developed countries and world-wide. While research using Anthropometric Test Devices (ATDs) has led to improvements in frontal ... -
Investigation of Whiplash Associated Disorders using Finite Element Neck Models with Active Musculature in Frontal, Rear and Lateral Impact
(University of Waterloo, 2020-03-19)Whiplash associated disorders (WAD) represent one of the most frequent injuries following a motor vehicle collision, with a significant economic cost of $29 billion in the United States and €10 billion in Europe. Although ... -
Machine Learning Approaches in Crystal Plasticity
(University of Waterloo, 2022-04-27)The continued advancements in material development and design require understanding the relationships between microstructure and flow behaviour. Crystal plasticity (CP) is a high-fidelity computational method that helps ... -
Modelling Framework for Radio Frequency Spatial Measurement
(University of Waterloo, 2006)The main crux of this thesis was to produce a model that was capable of simulating the theoretical performance of different configurations for a spatial measurement system using radio frequency technology. It has been ... -
A New Crystal Plasticity Framework to Simulate Plastic Deformation Phenomena in Precipitation Hardened Aluminum Alloys
(University of Waterloo, 2022-04-26)This thesis outlines the development of a numerical framework for simulating aluminum alloys that exhibit the precipitation hardening phenomenon. A novel crystal plasticity-based precipitation strengthening model is ... -
Numerical Modeling of Permafrost in Heterogeneous Media
(University of Waterloo, 2020-03-05)Interest in numerical modeling of permafrost has increased over the past decade due to accelerating rates of permafrost thaw. Discontinuous permafrost regions are particularly susceptible to climate change since small ... -
OpenCMP: An Open-Source Computational Multiphysics Package
(University of Waterloo, 2021-08-24)Computational multiphysics offers a safe, inexpensive, and rapid alternative to direct experimentation, but there remain barriers to its widespread use. One such barrier is the generation of conformal meshes of simulation ... -
Optimization of Neck Musculature Activation for Head Kinematics in Frontal, Lateral and Rear Impact Simulations
(University of Waterloo, 2020-07-21)The activation of the neck musculature plays an important role in the response of the head and neck and can affect the risk of injury under impact conditions. Yet, the role of the level (i.e., magnitude) and timing of the ... -
Pavement Performance Prediction Using Machine Learning and Instrumentation in Smart Pavement
(University of Waterloo, 2022-09-19)The optimization of pavement Maintenance and Rehabilitation (M&R) planning and costs has been historically proven as a complex task. In recent years, Artificial Intelligence (AI) and Machine Learning (ML) applications in ... -
Simulation-based Design of Temperature-responsive Nematic Elastomers
(University of Waterloo, 2017-06-16)Liquid crystal elastomers (LCEs) are a class of polymer networks which involve the incorporation of liquid crystal (LC) molecules into their polymer backbone or side chain. This results in anisotropy in their mechanical, ...