Browsing Mechanical and Mechatronics Engineering by Title
Now showing items 841-860 of 1497
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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 Transient Gas Dynamics from Laser-Energized Nanoparticles
(University of Waterloo, 2013-08-21)Soot is formed whenever the combustion of hydrocarbon fuels is incomplete. Since soot particles are very small, they can be inhaled and cause severe health problems, such as pulmonary diseases. They can also cause environmental ... -
Investigation of Turbulent Spray Flames Using the Conditional Source-term Estimation (CSE) Approach
(University of Waterloo, 2022-05-16)Conditional Source-term Estimation (CSE) is a turbulent combustion model for gaseous combustion. This work aims at extending the CSE formulation to address turbulent spray combustion. The Eulerian-Lagrangian method is ... -
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 ... -
Investigation on Reaction Mechanisms of Nano-energetic Materials and Application in Joining
(University of Waterloo, 2019-01-23)Nano-energetic materials, also known as metastable intermetallic composites (MICs), have shown promise in applications such as propellants, pyrotechnics, and explosives. The work in this thesis pursues a deep understanding ... -
Investigation on the Effects of Fastening Parameters on the Handle Displacement of a Pistol Grip Tool
(University of Waterloo, 2023-01-23)Workers in automotive assembly lines routinely use DC-powered pistol grip tools to install threaded fasteners. While these tools are easy to use and increase production quality, tool operators are subjected to impulsive ... -
Investigation on the implications of passive fire barriers on the fire fighting tactics of the Royal Canadian Navy
(University of Waterloo, 2022-03-28)The Royal Canadian Navy (RCN) is currently in the process of recapitalizing the fleet under the National Shipbuilding Strategy (NSS). This will result in a modern fleet that includes new marine safety requirements that did ... -
Investing Flow over an Airfoil at Low Reynolds Numbers Using Novel Time-Resolved Surface Pressure Measurements
(University of Waterloo, 2011-04-12)An aluminum NACA 0018 airfoil testbed was constructed with 95 static pressure taps and 25 embedded microphones to enable novel time-resolved measurements of surface pressure. The main objective of this investigation is to ... -
Joining of Silver Nanoparticles: Computer Simulations and Experimental Observations
(University of Waterloo, 2016-02-18)Abstract This dissertation introduced a new type of high aspect ratio silver nanoparticle, synthesized by assembly and joining of hexagonal and triangular nanoplates. The synthesis procedure is a simple mixing at room ... -
Kinematic and three-dimensional dynamic modeling of a biped robot
(Sage, 2017-03-01)This article focuses on inverse kinematic formulation and dynamic modeling of the Nao biped robot's lower body, accompanied by verification with the joints' angles as experimental data. Dynamic modeling in two different ... -
Kinematics-Based Recovery Metrics and Inertial Measurement Units to Monitor Recovery Post-Knee Arthroscopic Surgery: A Case Study
(University of Waterloo, 2023-01-05)Physiotherapy after lower-limb injury or surgery is essential for recovery of range of motion, functional movement, strength, and return to sport. Clinicians assess patients, prescribe rehabilitation exercises, and monitor ... -
Kinetics of Carbide Precipitation during Laser Beam Welding of Dual-Phase and Martensitic Steels
(University of Waterloo, 2016-09-14)In order to ensure a high passenger safety and reduce greenhouse gas emissions, dual-phase (DP) and martensitic steels (MS) are increasingly being used in the automotive industries. However, the main issue in the welding ... -
A Knowledge-based Energy-saving Approach to PWM Control of a Novel Integrated Pneumatic Valve
(University of Waterloo, 2008-05-21)As manufacturers, the automotive industry, and many other sectors face an increasingly competitive global business environment; they seek opportunities to reduce production costs by reducing energy consumption. Energy costs ... -
A Label-Free Biosensor for Heat Shock Protein 70 Using Localized Surface Plasmon Resonance
(University of Waterloo, 2012-07-09)Heat shock protein 70 (HSP70) is an important health related biomarker, being implicated as an early stage cancer marker and as an indicator of cardiac health. It also has important implications in wildlife environmental ... -
Laboratory Evaluation of Low to Medium Cost Particle Sensors
(University of Waterloo, 2017-12-21)Low cost instruments for particulate matter monitoring directly benefits researchers, governments, and public with the overall goal of reducing the adverse effects of air pollution. As a result, companies have been rushing ... -
Lagrangian Flow Field Reconstruction Based on Constrained Stable Radial Basis Function
(University of Waterloo, 2023-04-27)Recent advances in three-dimensional (3D) high seeding density time-resolved Lagrangian particle tracking (LPT) techniques have made diagnosing fluid flows at high resolution in space and time under a Lagrangian framework ... -
A Lagrangian model for hardening behaviour of materials at finite deformation based on the right plastic stretch tensor
(Elsevier, 2010-05-01)In this paper a modified multiplicative decomposition of the right stretch tensor is proposed and used for finite deformation elastoplastic analysis of hardening materials. The total symmetric right stretch tensor is ... -
Laminar Free Convection from a Pair of Horizontal Cylinders: A Three-Temperature Problem
(2015-06)The formulation of multi-temperature convection problems in terms of a single driving temperature difference and a single heat transfer coefficient does not properly reflect the physics of the problem. Paired heat transfer ... -
Laminar Separation Bubble Dynamics on a Finite Wing
(University of Waterloo, 2021-07-30)Laminar separation bubbles substantially influence the performance of finite wings at low chord Reynolds numbers. The objective of this study is to explore the influence of wingtip effects on three-dimensional laminar ... -
Laminated Injection Mould with Conformal Cooling Channels: Optimization, Fabrication and Testing
(World Academic Publishing, 2013-06-01)Conformal cooling channels follow the cavity shape and can provide a better cooling performance in injection moulds. Laminated tooling is one of the techniques for manufacturing injection moulds with conformal cooling ...