Browsing Mechanical and Mechatronics Engineering by Title
Now showing items 1155-1174 of 1509
-
Path Following for Robot Manipulators Using Gyroscopic Forces
(University of Waterloo, 2017-08-23)This thesis deals with the path following problem the objective of which is to make the end effector of a robot manipulator trace a desired path while maintaining a desired orientation. The fact that the pose of the end ... -
Performance Analytics for Electron Beam Powder Bed Fusion of Ti-6Al-4V
(University of Waterloo, 2021-09-21)Titanium alloys are widely used in biomedical, aerospace, marine, energy and chemical industries because of their unique properties. Ti-6Al-4V, an α+β alloy, offers desirable properties such as high strength-to-weight ... -
Performance and Degradation of a Battery-Free Water Leak Detection Device
(University of Waterloo, 2022-12-21)Water waste is one of the major causes of water scarcity, and it has become an alarming issue these days. According to the reports from UNICEF, it is estimated that by early 2025, half of the world's population may be ... -
Performance characterization of shielded metal arc welding power supply designs
(University of Waterloo, 2019-01-28)Engine driven welding power supplies are widely used for Shielded metal arc welding process in field applications such as pipeline industry, where there is a lack of electricity grid. Being a manual process, the welder’s ... -
Performance Improvement of Automotive Suspension Systems using Inerters and an Adaptive Controller
(University of Waterloo, 2013-09-25)The possible benefits of employing inerters in automotive suspensions are explored for passenger comfort and handling. Different suspension strut designs in terms of the relative arrangement of springs, dampers and inerters ... -
Performance Simulation of Planar Solid Oxide Fuel Cells
(University of Waterloo, 2011-09-14)The performance of solid oxide fuel cells (SOFCs) at the cell and system levels is studied using computer simulation. At the cell level, a new model combining the cell micro and macro models is developed. Using this ... -
Perspective: Maintaining surface-phase purity is key to efficient open air fabricated cuprous oxide solar cells
(AIP Publishing, 2015-02-01)Electrochemically deposited Cu2O solar cells are receiving growing attention owing to a recent doubling in efficiency. This was enabled by the controlled chemical environment used in depositing doped ZnO layers by atomic ... -
Phenomenological Modeling of Sheet Moulding Compound Composites Under Quasi-Static Three-Point Bending
(University of Waterloo, 2018-06-19)A phenomenological model is implemented to model the behaviour of a glass fiber reinforced sheet moulding composite material. Previous characterization of SMC composites, which included the tensile, compressive, in-plane ... -
Photocatalytic performances of ZnO nanoparticle film and vertically aligned nanorods in chamber-based microfluidic reactors: Reaction kinetics and flow effects
(Elsevier BV, 2017-07-15)The nanoparticle seed layer (a film) and vertically aligned nanorods of zinc oxide (ZnO) with different lengths were fabricated within a novel chamber-based microfluidic (microchamber) reactor with a varying height of ... -
Physical Aging and Hygrothermal Response of Polycarbonate/Acrylonitrile-Butadiene-Styrene Polymer Blend
(University of Waterloo, 2007-05-16)Polycarbonate (PC) is a glassy engineering thermoplastic that has been used for decades because of its superior mechanical properties such as high toughness and stiffness, and for its general thermal stability. However, ... -
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 ... -
Physics-Based Pressure Field and Fluid Forcing Inference for Cylindrical Bluff Body Experiments
(University of Waterloo, 2024-06-17)The proceeding work details contributions to the state-of-the-art of velocimetry-based experimental fluid mechanics through the application of novel pressure and force estimation methods to studies in bluff-body aerodynamics ... -
Pitch Angle Control for a Small-Scale Darrieus Vertical Axis Wind Turbine with Straight Blades (H-type VAWT)
(University of Waterloo, 2019-06-18)Unlike the horizontal axis wind turbines, only a few studies have been conducted recently to improve the performance of a Darrieus Vertical Axis Wind Turbine with straight blades (H-type VAWT). Pitch angle control technique ... -
Pitching airfoil study and freestream effects for wind turbine applications
(University of Waterloo, 2013-09-03)A Horizontal Axis Wind Turbine (HAWT) experiences imbalanced loads when it operates under yaw loads. For each blade element of the aerodynamically imbalanced rotor, not only is the angle of attack unsteady, but also the ... -
Plastic Instability and Failure of Sheet Metals Subjected to Complex Stress States
(University of Waterloo, 2022-05-19)The rapid development of new emerging classes of steels has outpaced the methodologies and modelling strategies to exploit the superior mechanical properties in the design stage of structural automotive lightweight components. ... -
Polarizability-Dependent Induced-Charge Electroosmotic Flow of Dielectric Particles and Its Applications
(University of Waterloo, 2015-02-06)To break the limit of the knowledge of the induced-charge electroosmotic flow, this thesis provides a new theoretical and numerical study of the polarizability-dependent induced-charge electroosmotic flow (ICEOF) of ... -
Polyamide 6.6 separates oil/water due to its dual underwater oleophobicity/underoil hydrophobicity: Role of 2D and 3D porous structures
(Elsevier, 2019-02-01)Porous polyamide functionalized by plasma or various coatings has been investigated for oil/water separation. In literature, polyamide has rarely been studied for oil removal, and this work investigated the performance of ... -
Polyamide 6.6 separates oil/water due to its dual underwater oleophobicity/underoil hydrophobicity: Role of 2D and 3D porous structures
(Elsevier BV, 2019-02-01)Porous polyamide functionalized by plasma or various coatings has been investigated for oil/water separation. In literature, polyamide has rarely been studied for oil removal, and this work investigated the performance of ... -
Polypyrrole-based Nanofibrous Membrane Separator for Lithium-ion Battery
(University of Waterloo, 2021-12-22)A battery separator is one of the key components of a Lithium-ion battery (LIB). It serves as an insulator between the electrodes to prevent the internal short circuit. More importantly, the battery separator retains liquid ... -
Porous Media Thermoacoustic Stacks: Measurements and Models
(University of Waterloo, 2011-09-29)The present research analyzes random porous thermoacoustic stack systems analytically, experimentally, and numerically with a primary objective to develop a comprehensive analytical porous media modeling for random porous ...