Browsing Mechanical Engineering by Title
Now showing items 73-92 of 189
-
Dynamic stability and buckling of viscoelastic plates and nanobeams subjected to distributed axial forces.
(2016)Plates and beams are typical examples of structures that must be analyzed and understood. Buckling and vibration represent for such structures a potential source of fatigue and damage. Damage and fatigue are often caused ... -
Economic evaluation of a district cooling system incorporating thermal storage.
(2003)The following report investigates district cooling systems. This form of technology provides an alternative means of providing cooling. In a traditional cooling system each building would include cooling ... -
EEG artefact identification and extraction in autonomic wireless network for future coordination and control of semi-autonomous systems.
(2015)Electroencephalographic signals is used to show correlations between specific forms of cognitive activities and robotic hand motion. This research presents EEG artefact identification, extraction and classification for ... -
Effect of displacement feedback control on the frequencies of cantilevered beams with tip mass and axial load using piezo actuators.
(2014)This work provides a study of the natural frequencies of a cantilevered beam with tip mass and axial load. Displacement feedback control is applied using piezo actuators attached to the top and bottom of the beam. The ... -
The effect of fretting marks introduced during strand winding on the fatigue performance of transmission line conductors.
In this research, the Elasto-plastic interlayer contact of the TERN ACSR conductor used on Eskom’s 400kV transmission lines is investigated. Characterization of the elliptical contact marks using eucentric tilting in SEM ... -
The effect of tip clearance and tip gap geometry on the performance of a one and a half stage axial gas turbine.
(1996)In a previous work of a similar nature, the performance of a low speed axial turbine with a second stage nozzle was examined with respect to the effect of the variation of tip clearance for various tip shapes. Present ... -
The effects of exhaust gas recirculation (EGR) on the performance of diesel engine.
(2018)The aim of this work was to study the effects of EGR on the performance of a diesel engine using waste plastic pyrolysis oil (WPPO) and conventional diesel (CD). WPPO was developed through the pyrolysis extraction method. ... -
Energy efficiency in motor vehicle assembly plant : a case study of a vehicle assembly plant in Kenya.
(2014)Energy is defined as the capacity to do work and comes in various forms such as motion, heat, light, electrical, chemical, nuclear, and gravitational. There are two forms of energy: primary energy which is extracted or ... -
Energy efficiency in the South African cement finishing plant: drivers, barriers and improvement.
(2017)The cement production is an energy demanding industry that requires a high degree of attention regarding energy use in South Africa. Within the last decade, South Africa has faced a shortage of electricity supply, because ... -
Energy efficiency opportunities for pulp and paper industry in South Africa : barriers, drivers and technical opportunities.
(2017)Abstract available in PDF file. -
Energy harvesting by vibration using piezoceramic materials (PZT-4)
(2014)The concept of energy harvesting in the ambient environment is of great interest. Energy harvesting is the process of drawing out a small amount of energy from the ambient environment. The ambient environment is characterized ... -
An experimental and numerical convective heat transfer analysis over a transonic gas turbine rotor blade.
(2006)An experimental and numerical investigation of the flow and convective heat transfer distribution around a high turning angle gas turbine rotor blade has been carried out at the University of Kwa-Zulu, Durban campus. This ... -
Experimental and numerical study of heat transfer on turbine blades.
(2007)An experimental and numerical study of he aerodynamics and the associated heat transfer on turbine blades, has been carried out as part of the ongoing Armscor Denel aircraft engine maintenance program. The experimental ... -
Experimental and theoretical analysis of heat transfer on a transonic blade.
(2008)This dissertation involves the experimental and numerical analysis of heat transfer on a transonic high turning angle gas turbine blade, which has been performed on the supersonic cascade experimental facility at the ... -
Experimental optimization of nanostructured nickel oxide deposited by spray pyrolysis for solar cells application.
(Research India Publications., 2018)This study focused on the experimental optimization of nanostructured nickel oxide (NiO) for solar cell applications. The optimization procedure involved the variation of the precursor concentrations of nickel acetate with ... -
Experimental optimization of nanostructured nickel oxide deposited by spray pyrolysis for solar cells application.
(Research India Publications., 2018)Abstract available in PDF file. -
Fabrication and characterization of metal oxide nanostructured thin film for photovoltaic application.
(2018)This study focused on fabrication and characterization of nanostructured metal oxide heterojunction solar cells for photovoltaic application. The study involved experimental fabrication of the device and modelling and ... -
Fabrication of affordable and sustainable solar cells using NiO/TiO2 P-N heterojunction.
(Hindawi., 2018)The need for affordable, clean, efficient, and sustainable solar cells informed this study. Metal oxide TiO²/NiO heterojunction solar cells were fabricated using the spray pyrolysis technique. The optoelectronic properties ... -
Finite element and analytical solutions for the optimal design of laminated composites.
(1996)The present study involves the analysis and design optimisation of composite structures using analytical and numerical methods. Five different problems are considered. The first problem considers the design of laminated ... -
Finite element modelling of smart TRIP steel sensors and systems.
(2003)Transformation Induced Plasticity (TRIP) steels undergo a phase transformation when subjected to high levels of mechanical strain. This transformation from a paramagnetic austenitic parent phase to a ferromagnetic ...