Browsing Mechanical and Mechatronics Engineering by Title
Now showing items 907-926 of 1509
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Magnesium for biomedical applications as degradable implants: thermomechanical processing and surface functionalization of a Mg-Ca alloy
(University of Waterloo, 2016-01-25)Degradable implants for bone fixation have been of significant interest since the last decade. Among different materials, magnesium appears as a promising candidate due to its unique combination of properties. Magnesium ... -
Magnetic Field Assisted Abrasive Polishing
(University of Waterloo, 2021-12-20)Surface roughness of both machined and additively manufactured components is a critical characteristic that ensures both functional requirements and efficient performance in many high-precision applications requiring precise ... -
Magnetic Levitation of Polymeric Photo-thermal Microgrippers
(University of Waterloo, 2008-09-26)Precise manipulation of micro objects became great interest in engineering and science with the advancements in microengineering and microfabrication. In this thesis, a magnetically levitated microgripper is presented for ... -
Magnetic Pulse Welding of Mg Sheet
(University of Waterloo, 2011-08-31)Because of its low density and high strength, magnesium (Mg) and its alloys are being sought after in the automotive industry for structural applications. Although many road-going cars today contain cast Mg parts, in the ... -
Making CNC Machines Smarter
(University of Waterloo, 2019-12-16)CNC machines are a commonly used manufacturing tool. Over the years, they have become increasingly sophisticated. While there is a lot of research into making the machines more sophisticated, there is little research into ... -
Manipulation and separation of oil droplets by using asymmetric nano-orifice induced DC dielectrophoretic method
(Elsevier, 2018-02-15)Emulsion droplets are versatile tools in chemical and biological fields and the separation of emulsion droplets is one of the most crucial steps in research and industry. This work developed a nano-orifice based DC ... -
Manufacturing of a Fiber-Reinforced Thermoplastic Composite Micro-Generating Wind Turbine Blade
(University of Waterloo, 2023-11-20)In response to climate legislation attempting to curb global greenhouse emissions, renewable energy technologies have seen rapidly increasing global demand over the past two decades, with significant attention paid to the ... -
Mathematical Modeling of the Twin Roll Casting Process for Magnesium Alloy AZ31
(University of Waterloo, 2013-01-23)Although Twin Roll Casting (TRC) process has been used for almost 60 years in the aluminum industry, TRC of magnesium is relatively new. In TRC, molten metal is fed onto water-cooled rolls, where it solidifies and is then ... -
Mathematical modeling of thermo-mechanical behavior of strip during twin roll casting of an AZ31 magnesium alloy
(Elsevier, 2013-06-01)The effect of set-back distance on the thermo-mechanical behavior of the strip during twin roll casting (TRC) of an AZ31 magnesium alloy was modeled using finite element method (FEM). Model validation was done by comparing ... -
Mathematical Modeling of Transient Transport Phenomena in PEM Fuel Cells
(University of Waterloo, 2009-12-07)The dynamic performance of polymer electrolyte membrane fuel cells (PEMFCs) is of great interest for mobile applications such as in automobiles. However, the length scale of a PEM fuel cell's main components are ranging ... -
Mathematical Modelling of the Material Flow and Microstructural Evolution During the Extrusion of AA3003 Aluminum Alloy
(University of Waterloo, 2013-09-25)A comprehensive mathematical model of the hot extrusion process for aluminum alloys has been developed and validated. The model is capable of predicting the material flow behaviour and microstructure evolution that occurs ... -
Mean Stress Effect in Stress-Life for Hard Steels
(University of Waterloo, 2017-06-01)The work in this thesis examines the effect of mean stress on the fatigue behaviour of very hard (Rockwell C 60) steels (AISI 8822, 8620, 9310, and cold-worked pre-stressing wire). In the mean stress tests, the minimum ... -
A Mean Value Internal Combustion Engine Model in MapleSim
(University of Waterloo, 2010-08-31)The mean value engine model (MVEM) is a mathematical model derived from basic physical principles such as conservation of mass and energy equations. Although the MVEM is based on some simplified assumptions and time averaged ... -
Measurement and Characterization of Heat and Mass Diffusion in PEMFC Porous Media
(University of Waterloo, 2012-09-19)A single polymer electrolyte membrane fuel cell (PEMFC) is comprised of several sub-millimetre thick layers of varying porosity sandwiched together. The thickness of each layer, which typically ranges from 10 to 200μm, is ... -
Measurement and Modeling of Entropy Generation in Microchannels
(University of Waterloo, 2008-06-09)Entropy based design is a novel design method that incorporates the second law of thermodynamics with computational and experimental techniques to achieve the upper limits of performance and quality in engineering technologies. ... -
Measurement Devices for Custom Shoe Manufacturing
(University of Waterloo, 2011-08-30)The majority of North Americans suffer from foot problems at some point in their lives. These foot problems can be divided into three domains ranging from mismatch on healthy feet, to small injuries and deformities and ... -
Measurement of Fuel Regression Rate of a Pool Fire in Crosswind With and Without a Large Downwind Blocking Object
(University of Waterloo, 2010-05-21)Transportation accidents and the resulting fires are an important field of study. At the University of Waterloo Live Fire Research Facility (UWLFRF), an experiment was conducted in partnership with Sandia National Laboratories ... -
Measurement of the Quality Factor for the Micro Electromechanical System Cantilever Devices by Using Non-Destructive Test Methodology
(University of Waterloo, 2014-12-01)Development of the reliability and the performance of Micro Electro Mechanical System (MEMS) devices are the most challenging tasks of scientists and engineers. At the same time, there is a need for advance and more complex ... -
Measurements and Models Related to Solar Optics in Windows with Shading Devices
(University of Waterloo, 2009-04-13)Shading devices have the potential to reduce peak cooling load and annual energy consumption because they can be used to control solar gain. Thus, the need to model shading devices in a glazing system analysis is ... -
Measuring Heat Transfer during Twin Roll Casting of Metals
(University of Waterloo, 2011-01-17)Accurate knowledge of the heat transfer coefficient during casting (between a molten and/or semi-solid material and the mold) is critical to be able to develop representative mathematical models for casting process such ...