Browsing Department of Mechanical and Materials Engineering Graduate Theses by Title
Now showing items 267-286 of 344
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Pack Level Design Optimization for Electric Vehicle Thermal Management Systems Minimizing Standard Deviation of Temperature Distribution
(2013-10-30)Green technologies have recently gained interest for many reasons. Economic factors in conjunction with an increased social desire to reduce our environmental impact on the Earth have created a desire for more environmentally ... -
Part Load Characterization of a Small-Bore Diesel Piloted Dual Fuel Compression Ignition Engine with Methane
(2015-09-15)A 0.8L, 3 cylinder turbocharged diesel engine was retrofitted for premixed and port injected dual fuel operation. Diesel baseline testing was conducted and conventional diesel trends in efficiency and emissions were found ... -
Performance Analysis of a Transcritical CO2 Heat Pump Water Heater Incorporating a Brazed-Plate Gas-cooler
(2015-01-06)This study focuses on the experimental testing and numerical modeling of a 4.5 kW transcritical CO2 heat pump water heater at Queen’s University in the Solar Calorimetry Laboratory. Due to the predicted high heat rejection ... -
Performance Characteristics of a Diesel Fuel Piloted Syngas Compression Ignition Engine
(2012-05-30)The performance characteristics of a diesel fuel piloted syngas compression ignition engine are presented in this thesis. A stock Hatz 1D81 engine was converted to operate in dual fuel mode through the elimination of the ... -
Performance of Air-Air Ejectors with Multi-ring Entraining Diffusers
(2008-01-14)This research study considered subsonic short air-air ejectors with multi-ring entraining diffusers. Many references can be found for the design of air-air ejectors with solid diffusers. However, a limited amount of work ... -
Photovoltaic system performance enhancement: Validated modeling methodologies for the improvement of PV system design
(2015-06-03)Photovoltaic (PV) energy generation is rapidly expanding, driven by decreases in capital and operational costs. Modeling of expected energy output is a major factor affecting the operation and construction of these ... -
POSITION CONTROL OF A PNEUMATIC SYSTEM USING ADAPTIVE INTELLIGENT METHODS
(2012-06-21)Behrad Dehghan: Position Control of a Pneumatic System using Adaptive Intelligent Methods. M.A.Sc. Thesis, Queen’s University, June, 2012. A large body of research is devoted to the development of advanced control ... -
Posture and Lifting Exposure of Daycare Workers: A Pilot Field Study
(2014-09-30)Daycare workers are a specific population that may experience elevated risk of injury due to the tasks performed during normal work. Within daycares, workers are exposed to bent postures, job specific lifting conditions ... -
Preliminary Investigation into Solar Thermal Combi-system Performance
(2014-09-29)Solar thermal combi-systems use solar energy to provide thermal energy for space heating and domestic hot water. These systems come in many different designs and configurations, and their performance is dependent on many ... -
Preliminary Investigation into the Vibration Characteristics and Isolation Requirements of a Prototype MRI Scanner
Magnetic Resonance Imaging (MRI) is a powerful diagnostic and research tool, used extensively in diagnoses of brain diseases, musculoskeletal disorders or damage, and an- giography. A persistent issue with MRI machines is ... -
Pressureless Sintering and Mechanical Properties of SiC Composites with in-situ Converted TiO2 to TiC
(2010-09-22)Densification behaviour and mechanical properties (hardness, fracture toughness and flexural strength) of the SiC-TiC composite system were studied. Pressureless sintering experiments were conducted on samples containing ... -
Radiation Damage Effect on Mechanical Properties and Microstructure of X-750 Ni-based Superalloy
Inconel X-750 is an age-hardened Ni-based superalloy with high mechanical strength and creep resistance. The X-750 alloy is extensively used in the cores of reactors, such as spacers in CANada Deuterium Uranium (CANDU) ... -
Range of Motion and Impingement in Reverse Shoulder Arthroplasty
(2014-04-03)Reverse shoulder arthroplasty (RSA) is a joint replacement procedure used mainly to treat patients with severe shoulder osteoarthritis combined with massive rotator cuff tears. It involves reversing the `ball and socket' ... -
REDUCING ACOUSTIC NOISE IN MRI SCANNERS
(2010-11-15)A study of methods for reducing the acoustic noise in magnetic resonance imaging (MRI) scanners is presented in this thesis. The structural-acoustic coupling mechanism of MRI scanners was investigated using a method of ... -
Reducing the Effects of MRI Acoustic Noise Using Micro-Perforated Panels
(2012-09-26)Magnetic resonance imaging (MRI) has revolutionized the field of cognitive neuroscience as it allows researchers to noninvasively map brain function in response to stimulus or task demands. However, the acquisition of MR ... -
Redundancy Resolution of Cable-Driven Parallel Manipulators
(2012-09-27)In this thesis, the redundancy resolution and failure analysis of Cable-Driven Parallel Manipulators (CDPM) are investigated. A CDPM consists mainly of a Mobile Platform (MP) actuated by cables. Cables can only apply force ... -
The relationship between knee joint shape and function: Implications for pathology and treatment
Many patient characteristics can affect joint function; yet the implications of this for musculoskeletal disorders and their treatment are not well understood. A better understanding of these relationships could aid in ... -
THE RELATIONSHIP BETWEEN MICROSTRUCTURE AND DAMAGE EVOLUTION IN HOT-ROLLED COMPLEX-PHASE STEEL SHEET
(2013-12-20)Complex-phase (CP) steels are employed in applications that require high-strength and good edge formability. These steels derive their strength from a fine-grained bainite-ferrite microstructure, and alloying to provide ... -
Reliability of Deterministic Optimization and Limits of RBDO in Application to a Practical Design Problem
(2008-09-05)A practical engineering design problem is used to examine the over-conservativeness of designs obtained using deterministic optimization with worst-case parameter assumptions and a safety factor. Additionally, an attempted ... -
Robotic Needle-based Intra-cavitary Surgery (InCavBot)
Intra-cavitary needle-based interventions are challenging due to highly deformable cavity and targeted tissue motions. Multi-needle insertions are more challenging given the continuously shifting boundary conditions of ...