Browsing Masters Degrees (Mechanical and Mechatronic Engineering) by Title
Now showing items 1-20 of 570
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Accounting for proof test data in Reliability Based Design Optimization
(Stellenbosch : Stellenbosch University, 2015-03)ENGLISH ABSTRACT: Recent studies have shown that considering proof test data in a Reliability Based Design Optimization (RBDO) environment can result in design improvement. Proof testing involves the physical testing of ... -
ADHD screening tool: investigating the effectiveness of a tablet-based game with machine learning
(Stellenbosch : Stellenbosch University, 2019-04)ENGLISH ABSTRACT: This study investigated the effectiveness of a tablet-based game that incorporated machine learning to screen participants between the ages of six and twelve years for ADHD inattentive subtype. Prior to ... -
Aerodynamic characteristics of a mission-adaptive stealthy air inlet
(Stellenbosch : Stellenbosch University, 2003-12)ENGLISH ABSTRACT: The aerodynamic performance of a mission-adaptive air inlet for a stealthy unmanned aircraft was examined using CFX 5.5, a commercial Computational Fluid Dynamics package. In order to ensure that the ... -
Aerodynamic damping of an oscillating fan blade: Numerical fluid structure interaction analysis
(Stellenbosch : Stellenbosch University, 2017-03)ENGLISH SUMMARY: The thesis’ main objective is to determine the dynamic flow phenomena that dampen a fan blade’s oscillation amplitude using numerical fluid structure interaction (FSI) simulations. The observed flow effects ... -
Aerodynamic development of a contra-rotating shrouded rotor system for a UAV
(Stellenbosch : Stellenbosch University, 2015-03)ENGLISH ABSTRACT: Unmanned aerial vehicles with vertical take-off and landing capabilities have received extensive attention worldwide in the last decade. Their low detectability, high manoeuvrability in confined spaces, ... -
Aerodynamic optimisation of a small-scale wind turbine blade for low windspeed conditions
(Stellenbosch : Stellenbosch University, 2006-12)ENGLISH ABSTRACT: Wind conditions in South Africa determine the need for a small-scale wind turbine to produce useable power at windspeeds below 7m/s. In this project, a range of windspeeds, within which optimal performance ... -
An affordable robotic-assisted rehabilitation device for the treatment of stroke and spinal cord injury.
(Stellenbosch : Stellenbosch University, 2018-03)ENGLISH ABSTRACT: Please refer to full text for abstract -
Aiming strategies for small central receiver systems
(Stellenbosch : Stellenbosch University, 2015-03)ENGLISH ABSTRACT: Concentrating solar power as a sustainable energy technology is considered favourable in South Africa due to the high solar resource and the integration possibilities with the current electricity grid. ... -
Air turbine design study for a wave energy conversion system
(Stellenbosch : University of Stellenbosch, 2010-03) -
Alternative methods of material handling within a reconfigurable manufacturing station.
(Stellenbosch : Stellenbosch University, 2017-03)ENGLISH ABSTRACT: This thesis contributes to evaluating methods of material handling within a reconfigurable manufacturing station, as alternative to a six degree of freedom articulated robot arm. This research follows the ... -
Analysing the performance of a compressor impeller for a micro gas turbine
(Stellenbosch : Stellenbosch University, 2019-04)ENGLISH ABSTRACT: This project sets out to numerically evaluate the performance of micro gas turbine (MGT) compressor impellers and to improve the 1-Dimensional (1-D) mean-line code developed for the in-house analysis ... -
The analysis and optimization of an axial compressor
(Stellenbosch : Stellenbosch University, 2015-12)ENGLISH ABSTRACT: Axial compressors are widely used in a variety of contexts. When compared to centrifugal compressors, axial compressors offer higher pressure ratios and efficiencies. Due to the complex relationship between ... -
The Analysis of an organic rankine cycle for smaller concentrated solar powered systems.
(Stellenbosch : Stellenbosch University, 2018-12)ENGLISH ABSTRACT: Small-scale energy consumers (500 kWe – 5 MWe), that are situated in off-grid areas are often left reliant on fossil fuels (like diesel generators) to meet their energy needs. The International Energy ... -
Analysis of evaporative coolers and condensers
(Stellenbosch : Stellenbosch University, 1988)ENGLISH ABSTRACT: In this report various mathematical models for the thermal evaluation of evaporative coolers and condensers are presented. These models range from the exact model based on the work by Poppe [84P01] to ... -
Analysis of gearbox loads in large air-cooled condensers.
(Stellenbosch : Stellenbosch University, 2017-03)ENGLISH ABSTRACT: Operational gearbox loading, in an air-cooled condenser (ACC), is measured and analysed in this investigation. Measurements are recorded during the start, stop and normal operational periods of the ... -
Analysis of reinforcement designs for specials in steel pipelines.
(Stellenbosch : Stellenbosch University, 2017-03)ENGLISH ABSTRACT: This thesis relates to the analysis of reinforced steel pipe specials (tees and lateral tees) for bulk water pipelines. Pipe specials provide a means of dividing and/or uniting ows. Finite element (FE) ... -
An analysis of the respiratory dynamics of preterm infants
(Stellenbosch : Stellenbosch University, 2019-04)ENGLISH ABSTRACT: Poor understanding of preterm infant physiology attributes to the high infant mortality rates, as well as its corresponding financial burden. Prematurity compromises the respiratory and regulatory systems ... -
Analysis, design and manufacturing of solarised gas turbine compressor
(Stellenbosch : Stellenbosch University, 2019-04)ENGLISH ABSTRACT: An existing three-dimensional fluid mechanical design of a compressor is reviewed and compared to mean-line simulation results obtained using the Comp- Aero® compressor design code. Mean-line simulation ... -
Analytical and a numerical ground resonance analysis of a conventionally articulated main rotor helicopter
(Stellenbosch : University of Stellenbosch, 2007-03)The helicopter is a prime example of a nonlinear multi-body dynamic system that is subjected to numerous forces and motions to which the system must react. When a helicopter, with a conventionally articulated rotor head, ... -
Analytical modelling and optimization of a thermal convective microfluidic gyroscope
(Stellenbosch : University of Stellenbosch, 2010-03)ENGLISH ABSTRACT: This thesis deals with the mathematical optimization of the detecting chamber of a thermal convective microfluidic gyroscope and the comparison of several different optimization strategies. An analytical ...
