Browsing Mechanical and Mechatronics Engineering by Title
Now showing items 1090-1109 of 1507
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A Novel Universal Corner Module for Urban Electric Vehicles: Design, Prototype, and Experiment
(University of Waterloo, 2017-08-25)This thesis presents the work of creating and validating a novel corner module for a three-wheeled urban electric vehicle in the tadpole configuration. As the urban population increases, there will be a growing need for ... -
Numerical Analysis of Convective Heat Transfer in Fenestration with Between-the-Glass Louvered Shades
(Elsevier, 2009-10)A two-dimensional steady laminar natural convection model of a window cavity with between-panes louvers (i.e., slats) was developed by approximating the system as a vertical cavity with isothermal walls at different ... -
Numerical Analysis of Natural Convection Heat Transfer for Windows with Porous Screening Material
(University of Waterloo, 2009-05-26)A numerical study of natural convection across a window cavity with an insect screen was performed in order to investigate the effects of changing several variables on the heat transfer through the system. A two-dimensional, ... -
Numerical Analysis of Transpiration Cooling on a Turbulent Flat Plate
(University of Waterloo, 2020-01-14)Transpiration cooling is a promising thermal protection system for gas turbines, atmospheric re-entry heat shields, and rocket engine combustion chambers. Design of transpiration cooling systems must rely on numerical ... -
A numerical and experimental study on a prototype "fish-friendly" water turbine swirl injector
(University of Waterloo, 2017-01-20)The ever increasing demands for energy world-wide has prompted research into and implementation of devices to harvest power from renewable sources of energy, such as hydroelectricity. Large-scale hydroelectric plants have ... -
Numerical Failure Pressure Prediction of Crack-in-Corrosion Defects in Natural Gas Transmission Pipelines
(University of Waterloo, 2010-08-25)The aim of this study was to use the finite element method to model crack, corrosion, and Crack-in-Corrosion defects in a pipeline. The pipe material under investigation for this study was API 5L X60, 508 mm diameter with ... -
A Numerical Investigation of Heat Transfer Coefficients for Indoor Window Insect Screens
(University of Waterloo, 2012-01-23)Due to rising energy prices as well as supply and ecological concerns, there is a strong interest in reducing the energy used in buildings. As such, it is desirable to model the operation of a building and predict its ... -
Numerical Investigation of Multi-compartment Fire Scenarios using Large Eddy Simulation (LES)
(University of Waterloo, 2016-08-16)The selected fire scenario corresponds to the Propagation d’un Incendie pour des Scenarios Multi-locaux Elementaires (PRISME) Integral Test 4, which is a multi-room configuration with a single pool fire burning Hydrogenated ... -
Numerical Investigation on Turbulent Non-premixed Methanol Flames Using Conditional Source-term Estimation
(University of Waterloo, 2015-12-18)Conditional Source-term Estimation (CSE) is a turbulent combustion model that uses conditional averages to close the chemical source term. Previous CSE studies have shown that the model is able to predict the flame ... -
Numerical modeling and experimental investigation of a prismatic battery subjected to water cooling
(Taylor and Francis, 2017-03-19)In this paper, a numerical model using ANSYS Fluent for a minichannel cold plate is developed for water-cooled LiFePO4 battery. The temperature and velocity distributions are investigated using experimental and computational ... -
Numerical Modeling for the Prediction of Primary Blast Injury to the Lung
(University of Waterloo, 2007-01-12)As explosive blasts continue to cause casualties in both civil and military environments, there is a need for increased understanding of the mechanisms of blast trauma at the organ level and a need for a more detailed ... -
Numerical Modeling of Failure in Magnesium Alloys under Axial Compression and Bending for Crashworthiness Applications
(University of Waterloo, 2012-01-23)Numerical modeling of failure was performed for magnesium alloys with circular and square cross-sections under axial compression. The failure criterion was employed using material model 124, where failure was simulated ... -
Numerical Modeling of Methane Decomposition for Hydrogen Production in a Fluidized Bed Reactor
(University of Waterloo, 2014-08-21)The decomposition of methane for hydrogen production is an attractive alternative to the established method of reforming. This process considerably reduces the emission of greenhouse gases, and its overall efficiency and ... -
Numerical Modeling of Multiphase Flows with Applications to the Automotive Industry
(University of Waterloo, 2015-06-24)Multiphase flows have become an issue of deep concern in the automotive industry. Two specific problems of concern to the ABC Group and Ford Motor Company have shown that the current multiphase models available in commercial ... -
Numerical Modeling of Whiplash Injury
(University of Waterloo, 2010-11-24)Soft tissue cervical spine (neck) injuries, known as ‘whiplash’, are a leading cause of injury in motor vehicle collisions. A detailed finite element (FE) model of the cervical spine that is able to predict local tissue ... -
Numerical Modelling of the Effects of High Strain Rate, Strain Path and Particles on the Formability of FCC Polycrystals
(University of Waterloo, 2010-01-11)A new crystal plasticity scheme for explicit time integration codes is developed based on a forward Euler algorithm in the first part of this paper. The new numerical model is incorporated in the UMAT subroutine for ... -
Numerical Modelling of the Human Cervical Spine in Frontal Impact
(University of Waterloo, 2006)Motor vehicle accidents continue to be a leading cause of cervical spine injury despite a conscientious effort to improve occupant safety. Accurately predicting occupant head and neck response in numerical crash simulations ... -
Numerical Prediction of Jet Noise Using Compressible Lattice Boltzmann Method
(University of Waterloo, 2020-01-23)Computational fluid dynamics (CFD) encompasses a variety of numerical methods. Some depend on macroscopic model representatives, which are solved by finite volume, finite element or finite difference method, while others ... -
Numerical Prediction of Panel Dent Resistance Incorporating Panel Forming Strains
(University of Waterloo, 2001)This thesis presents a numerical method of predicting both static and dynamic denting phenomena in automotive body panels. The finite element method is used as a predictive tool to assess panel performance prior to ... -
The Numerical Prediction of the Dent Resistance of Aluminum Structural Panel Assemblies
(University of Waterloo, 2001)An examination of static and dynamic dent resistance of structural panel assemblies representing automotive hoods is described in this thesis. Fabricated panel assemblies incorporating typical components of real automotive ...