Browsing Mechanical and Mechatronics Engineering by Subject "Mechanical Engineering"
Now showing items 1-20 of 544
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3D Motion Planning using Kinodynamically Feasible Motion Primitives in Unknown Environments
(University of Waterloo, 2011-09-01)Autonomous vehicles are a great asset to society by helping perform many dangerous or tedious tasks. They have already been successfully employed for many practical applications, such as search and rescue, automated ... -
Absorption of Nitric Oxide from Flue Gas Using Ammoniacal Cobalt(II) Solutions
(University of Waterloo, 2013-01-24)Air emissions from the combustion of fossil fuel, including carbon dioxide, sulfur dioxide, nitrogen dioxide and nitric oxide, have caused severe health and environmental problems. The post-combustion wet scrubbing has ... -
Acausal Powertrain Modelling with Application to Model-based Powertrain Control
(University of Waterloo, 2014-02-21)The automotive industry has long been searching for efficient ways to improve vehicle performance such as drivability, fuel consumption, and emissions. Researchers in the automotive industry have tried to develop methods ... -
Acceleration and Heating of Metal Particles in Condensed Matter Detonation
(University of Waterloo, 2010-04-30)For condensed explosives containing metal particle additives, interaction of the detonation shock and reaction zone with the solid inclusions leads to non-ideal detonation phenomena. Features of this type of heterogeneous ... -
Accuracy Improvement for Measurement of Gas Diffusivity through Thin Porous Media
(University of Waterloo, 2012-08-31)Accurate measurement of the gas diffusion coefficient through porous media is of significant interest to science and engineering applications including mass transfer through soils, building materials, and fuel cells to ... -
Active and Semi-Active Bushing Design for Variable Displacement Engine
(University of Waterloo, 2006)The Variable Displacement Engine (VDE) is a new generation of engines that are designed to decrease the fuel consumption at the cruise speed of a vehicle. The isolation of the VDE's new vibration pattern is beyond the ... -
Actuation Techniques For Frequency Modulated MEMS Gyroscopes
(University of Waterloo, 2015-01-23)This thesis focuses on the design and implementation of an analog actuation circuit for a novel frequency-modulated MEMS gyroscope. The gyroscope detects angular rotations as the difference between the natural frequencies ... -
Adaptive Motion Estimation and Control of Intelligent Walkers
(University of Waterloo, 2015-07-10)One of the most critical factors in the quality of elderly lives is their ability to move. As the size of the ageing society grows, more elderly people suffer from walking impairments. Most of them prefer to stay at home ... -
Adaptive Tire Model For Dynamic Tire-Road Friction Force Estimation
(University of Waterloo, 2013-10-01)As vehicle dynamics research delves deeper into better insights in performance, modeling, and vehicle controls, one area remains of utmost importance: tire and road friction forces. The vehicle’s interaction with the road ... -
Adaptive Wireless Biomedical Capsule Localization and Tracking
(University of Waterloo, 2015-04-22)Wireless capsule endoscopy systems have been shown as a gold step to develop future wireless biomedical multitask robotic capsules, which will be utilized in micro surgery, drug delivery, biopsy and multitasks of the ... -
Additive Manufacturing Methodology and System for Fabrication of Porous Structures with Functionally Graded Properties
(University of Waterloo, 2014-02-26)The focus of this dissertation is on the development of an additive manufacturing system and methodology for fabricating structures with functionally graded porous internal properties and complex three-dimensional external ... -
Additive Manufacturing of Functionally- Graded Porous Biodegradable Scaffolds using Sacrificial Porogens
(University of Waterloo, 2015-04-30)The focus of this dissertation is on the additive manufacturing (AM) of a porous biodegradable scaffold using a fine Calcium Polyphosphate (CPP) powder, with the aid of sacrificial porogens. CPP is a member of Calcium ... -
Additive Manufacturing of Porous Titanium Structures for Use in Orthopaedic Implants
(University of Waterloo, 2015-08-04)This dissertation explores additive manufacturing of porous titanium structures for possible use as scaffolds in orthopaedics. Such scaffolds should be tailored in terms of mechanical properties and porosity to satisfy ... -
Ag Nanoparticles and their Application in Low-Temperature Bonding of Cu
(University of Waterloo, 2014-01-03)Ag nanoparticle (NP) paste was fabricated and used to bond Cu wire to Cu foil at low temperatures down to 433 K. The relatively low bonding temperature promotes this method to be used in polymer-based flexible electronics, ... -
Air Jets for Lift Control in Low Reynolds Number Flow
(University of Waterloo, 2010-04-28)The environmental and monetary cost of energy has renewed interest in horizontal-axis wind turbines (HAWT). One problem with HAWT design is turbulent winds, which cause cyclic loading and reduced life. Controlling short-term ... -
Analysis and Modeling of Uncooled Microbolometers with Tunable Thermal Conductance
(University of Waterloo, 2009-05-20)Uncooled microbolometers have attracted significant interest due to their small size, low cost and low power consumption. As the application range of microbolometers broadens, increasing the dynamic range becomes one of ... -
Analysis and Performance of Adhesively Bonded Crush Tube Structures
(University of Waterloo, 2012-09-28)Lighter structural and energy absorbing materials are essential to increase fuel efficiency in transportation systems and have provided a motivation to investigate the use of new joining techniques based on the use of high ... -
Analysis of a Mechanically Ventilated Multiple-skin Facade with Between-the-Panes Venetian Blinds
(University of Waterloo, 2009-04-16)A Building Integrated Photovoltaic/Thermal (BIPV/T) system that consists of a mechanically ventilated, multi-skin facade, a between-the-panes venetian blind layer, and a between-the-panes Photovoltaic (PV) panel is considered. ... -
Analysis of Fire Performance, Smoke Development and Combustion Gases from Flame Retarded Rigid Polyurethane Foams
(University of Waterloo, 2014-05-16)Rigid polyurethane foam is a polymeric material which is widely used for thermal insulation in building construction and other applications. Given recent emphasis on energy conservation and efficiency, there has been ... -
Analysis of Semi-Rigid Connections Subject to Fire Loads in a Steel Framework
(University of Waterloo, 2010-08-26)The purpose of this study is to develop an approach that considers fire as a load in the design of structures. Recent studies of the full-scale fire tests in Cardington, UK and the World Trade Centre collapse have shown ...