UWSpace will be migrating to a new version of its software from July 29th to August 1st. UWSpace will be offline for all UW community members during this time.
Mechanical and Mechatronics Engineering: Recent submissions
Now showing items 81-100 of 1512
-
Adaptive and Interconnected Suspension Systems for Improving Truck Stability and Ride Quality
(University of Waterloo, 2023-08-08)Truck drivers are constantly exposed to undesirable vibrations caused by uneven road surfaces, especially in long-distance transportation. In addition to being at risk of repetitive motion injuries, drivers also suffer ... -
Chip geometry, cutting force, and elastic deformation prediction for gear hobbing
(University of Waterloo, 2023-08-08)The machining industry is constantly challenged through increasing demands for productivity and stringent part quality requirements such as dimensional accuracy and surface quality. Physics-based models are becoming more ... -
Chalcogenide and metal-oxide memristive devices for advanced neuromorphic computing
(University of Waterloo, 2023-07-27)Energy-intensive artificial intelligence (AI) is prevailing and changing the world, which requires energy-efficient computing technology. However, traditional AI driven by von Neumann computing systems suffers from the ... -
Leveraging Atmospheric-Pressure Spatial Atomic Layer Deposition and Machine Learning for Nanomaterial and Device Design
(University of Waterloo, 2023-07-27)The deposition and design of nanometre-scale oxide films is an integral component of the ongoing nanomaterial revolution, from cell phones, to batteries, to photovoltaics. Atmospheric-pressure spatial atomic layer deposition ... -
The Physical Exoskeleton-User Interface: Investigating Modelling and Design of Coupling Surfaces
(University of Waterloo, 2023-07-27)The goal of Lower Limb Rehabilitation Exoskeletons is to provide active and passive support to the user for rehabilitation goals focused on the restoration of function and independence to the user. In circumstances where ... -
Novel Infusion Procedure for Antimicrobial Fabric Generation
(University of Waterloo, 2023-07-25)Antimicrobial fabrics are fabrics that can kill or slow down the growth of microorganisms that contact the fabric. It is a massive field that is developing due to the sheer variety of fabrics that are possible. Antimicrobial ... -
Additively-manufactured Deterministic Porous Structures for Transpiration Cooling
(University of Waterloo, 2023-07-17)Transpiration cooling is increasingly being studied as a method of thermal protection in hypersonic flight, rocket engine liners, and gas turbines. To date, materials for transpiration cooling have been restricted to porous ... -
Use of Slip Prediction for Learning Grasp-Stability Policies in Robotic-Grasp Simulation
(University of Waterloo, 2023-07-04)The purpose of prosthetic hands is to restore a portion of dexterity lost through upper limb amputation. However, a key capability of human grasping that is missing from most currently available prosthetic hands is the ... -
A Dependable Actuator and Sensor Health Monitoring System
(University of Waterloo, 2023-06-27)Impressive progress in vehicle control technologies has equipped modern vehicles with advanced driver assistance and stability control systems to help the driver handle unfavorable driving conditions. These control systems ... -
Experimental Analysis and Modeling Investigation of Precipitation Kinetics and Hardening in two Al-Zn-Mg-Cu Alloys
(University of Waterloo, 2023-06-21)The effects of various thermal processing routes on the precipitation hardening behavior and microstructural characteristics of AA7075 and a developmental AA7xxx alloy (D-7xxx) are investigated using multi-scale characterization ... -
Formability Characterization of Sheet Metals using the Angular Stretch Bend Test
(University of Waterloo, 2023-06-15)This thesis investigates the mechanics of the angular stretch bend test (ASBT) and analytical models using three different advanced high strength steels (AHSS) and finite element simulation. The three steels, 590R, 3rd Gen ... -
Enhancing Mechanical Strength of Electrospun Nanofibers by Thermal Crosslinking and Coaxial Electrospinning
(University of Waterloo, 2023-06-14)Electrospinning of nonwoven nanofibrous mats has received significant attention in recent years due to the high versatility and porosity of electrospun mats. Specifically, considerable interest has developed in using ... -
Theoretical and Numerical Analyses of Laryngeal Biomechanics: Towards Understanding Vocal Hyperfunction
(University of Waterloo, 2023-06-08)Speech is a cornerstone in human communication and an irreplaceable tool for several academic, legal, and artistic careers. Producing intelligible speech is an extremely complex process, involving coupling between ... -
Object Segmentation and Reconstruction Using Infrastructure Sensor Nodes for Autonomous Mobility
(University of Waterloo, 2023-06-07)This thesis focuses on the Lidar point cloud processing for the infrastructure sensor node that serves as the perception system for autonomous robots with general mobility in indoor applications. Compared with typical ... -
An Investigation into Radiative Property Variations across Pre-Annealed Advanced High Strength Steel Coils
(University of Waterloo, 2023-05-29)In recent years, increasingly stringent crashworthiness and emissions regulations have driven automakers to consider novel materials for automotive lightweighting. Advanced high-strength steels (AHSS) used in automotive ... -
Spatial Atomic Layer Deposition of Alumina-based Thin Film Encapsulation for High Performance Perovskite Solar Cells
(University of Waterloo, 2023-05-25)In this thesis, various alumina-based thin-film encapsulation layers including nitrogen-doped alumina, zinc-doped alumina and ZnO/Al2O3 nanolaminate structures are deposited by atmospheric-pressure spatial atomic layer ... -
Towards Domain Invariant Real-time Point Cloud Perception
(University of Waterloo, 2023-05-25)In recent years, autonomous driving has witnessed substantial advancements, owing in part to the rapid advancement of 3D sensor technologies, particularly Light Detection and Ranging (LiDAR) sensors.Despite these advancements, ... -
Modeling and Optimal Control of Human Walking for Motion Understanding and Usage in Lower-Limb Exoskeletons
(University of Waterloo, 2023-05-24)Wearable robotics, also known as exoskeletons, are devices typically worn over the human limbs to provide support and help with movement. Either by assisting the user to increase their capabilities, to help them regain ... -
The Effects of Elevated Temperature and Laminating on the Quasi-Static and Fatigue Properties of Electrical Steel
(University of Waterloo, 2023-05-24)Electrical steel is an alloy of steel that can have on average 3% silicon. These alloys are known to possess great magnetic properties, and this makes them an ideal material choice for the application of electric motors ... -
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 ...