Faculty of Engineering
The Faculty of Engineering at Stellenbosch University is one of South Africa's major producers of top quality engineers. Established in 1944, it currently has five Engineering Departments.
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Recent Submissions
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A perspective on open innovation in small- and medium-sized enterprises in South Africa, and design requirements for an open innovation approach
(SAIIE, 2015)This paper provides key results from an exploratory research study aimed at understanding the current landscape in small- and medium-sized enterprises (SMEs) in South Africa with regard to their appetite for, and use of, ...
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An engineering approach to an integrated value proposition design framework
(SAIIE, 2015)Numerous problems with product quality and time-to-market launches can be traced back to how the product lifecycle process is managed within the organisation. This article provides insight into how an integrated value ...
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Determining the suitability of a business process modelling technique for a particular application
(SAIIE, 2015)Organisations formally define and document their business processes in order to understand them and, subsequently, to enable continuous development, improvement, and management. Organisations can use business process ...
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Effect of milling strategy and tool geometry on machining cost when cutting titanium alloys
(SAIIE, 2015)The growing demands on aerospace manufacturers to cut more difficult-to-machine materials at increasing material removal rates require that manufacturers enhance their machining capability. This requires a better understanding ...
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Estimating the continuous risk of accidents occurring in the mining industry in South Africa
(SAIIE, 2015)This study contributes to the on-going efforts to improve occupational safety in the mining industry by creating a model capable of predicting the continuous risk of occupational accidents occurring. Contributing factors ...
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Heat treatment of TI-6AL-4V produced by laserCUSING
(SAIIE, 2015)LaserCUSING® is a selective laser melting (SLM) process that is capable of manufacturing parts by melting powder with heat input from a laser beam. LaserCUSING demonstrates potential for producing the intricate geometries ...
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Quantifying system reliability in rail transportation in an ageing fleet environment
(SAIIE, 2015)In recent years the management of physical assets has become increasingly important, especially in asset-intensive organisations. This article presents an approach to quantifying the reliability of rolling stock assets in ...
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Cluster development in the SA tooling industry
(SAIIE, 2015)This paper explores the concept of clustering in general, analysing research and experiences in different countries and regions, and summarising factors leading to success or contributing to failure of specific cluster ...
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The applicability of the centeno, chaudhary and lopez repair time standard methodology in a rail maintenance environment
(SAIIE, 2015)The establishment of labour standards within a production environment has become common practice, and is receiving growing recognition in the maintenance environment. However, the application of labour standards in a transit ...
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Heat transfer to MHD oscillatory dusty fluid flow in a channel filled with a porous medium
(Indian Academy of Sciences, 2015)In this paper, we examine the combined effects of thermal radiation, buoyancy force and magnetic field on oscillatory flow of a conducting optically thin dusty fluid through a vertical channel filled with a saturated porous ...
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Numerical investigation into entropy generation in a transient generalized Couette flow of nanofluids with convective cooling
(Indian Academy of Sciences, 2015)This work investigates the effects of convective cooling on entropy generation in a transient generalized Couette flow of water-based nanofluids containing Copper (Cu) and Alumina (Al 2O3) as nanoparticles. Both First and ...
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Fast parametric modeling of radio astronomy reflector antenna noise temperature
(Institute of Electrical and Electronics Engineers, 2016)This communication presents an approximate method to rapidly estimate the antenna noise temperature of a reflector antenna system as a function of the geometric parameters describing the reflector dishes. The initial ...
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Constant radiation characteristics for log-periodic dipole array antennas
(Institute of Electrical and Electronics Engineers, 2014)Given the correct terminal voltages on each element of a log-periodic dipole array constant radiation characteristics can be achieved for an omni-directional radiation pattern. In this communication it is shown that this ...
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Parametric modeling of radiation patterns and scattering parameters of antennas
(Institute of Electrical and Electronics Engineers, 2016)This paper describes a data-driven method to model the radiation patterns (over a large angular region) and scattering parameters of antennas as a function of the geometry of the antenna. The radiation pattern model consists ...
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Modeling of the radiation pattern of a pair of thin circular-arc dipoles over an infinite ground plane
(Institute of Electrical and Electronics Engineers, 2013)This communication presents a model of the radiation pattern of two circular-arc dipoles above an infinite perfectly electrically conducting ground plane. A Fourier expansion is used to describe the currents on the wires, ...
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Rapid calculation of antenna noise temperature in offset Gregorian reflector systems
(Institute of Electrical and Electronics Engineers, 2015)Antenna noise temperature calculations of reflector systems is often a slow process and makes direct optimization of the sensitivity of these systems a difficult and time consuming task. This paper presents an improvement ...
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Resource-efficient process chains to manufacture patient-specific prosthetic fingers
(SAIIE, 2016-05)The high cost of quality prostheses, together with the lack of trained prosthetists, makes it challenging to obtain prosthetic devices in developing communities. Modern 3D digitising techniques and additive manufacturing ...
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The status and challenges of industrial engineering in South Africa
(SAIIE, 2016-05)The industrial engineering discipline in South Africa is examined by introducing the context of the discipline and by revisiting its history. The drivers influencing the context and future of industrial engineering in South ...
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Solar air receiver using a non-uniform porous medium
(Stellenbosch : Stellenbosch, 2016-03)ENGLISH ABSTRACT: A receiver concept for a CSP plant employing a Brayton cycle solar thermal power plant was designed and tested experimentally. The receiver aims to mimic the greenhouse effect and comprises of an annular ...
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Waffle-iron filters with oblique boss patterns
(IEEE, 2012-09)A waffle-iron filter with an oblique boss pattern is proposed. A circuit model based synthesis method is developed to achieve control over the in-band reflection response. For equivalent filter orders, the boss pattern is ...
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Etched ring absorbing waveguide filter based on a slotted waveguide antenna response
(Wiley, 2008-04)A cascade of resistively loaded etched rings in waveguide is proposed to act as the load in a balanced FMCW Reflected Power Canceller topology using a slotted waveguide array antenna. A synthesis technique using derived ...
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Delivery of antibiotics from cementless titanium-alloy cubes may be a novel way to control postoperative infections
(Hindawi Publishing Corporation, 2015-02)Bacterial colonisation and biofilm formation onto orthopaedic devices are difficult to eradicate. In most cases infection is treated by surgical removal of the implant and cleaning of the infected area, followed by extensive ...
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Investigation into increasing short-duration rainfall intensities in South Africa
(Water Research Commission, 2015-04)Extreme storms in South Africa and specifically in the Western Cape have been responsible for widespread destruction to property and infrastructure, even leading to displacement and death. The occurrences of these storms ...
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Conceptual framework for sewer pump problems allowing for fuzzy logic application
(Water Research Commission, 2015-04)Sewer pump station problems in separate sewer systems (separate from stormwater drainage systems) were investigated in order to derive a conceptual framework for decision making. Notwithstanding the fundamental service ...
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Analysis of the Hydrodynamics of rectangular plunging Jets and the subsequent scouring in broken-up Rock Beds
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: The scour mechanisms of rock are highly variable, equally so the geotechnical and hydrodynamic conditions of each study area, which complicate the prediction of scouring. Cases such as Kariba Dam and ...
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The Performance of Locally Produced Supplementary Cementitious Materials When Incorporated In Concrete
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: The production of cement has a strenuous impact on the environment. Nonetheless, it is required by the construction industry as a key parameter for socio-economic development. Supplementary cementitious ...
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Real-time cloud-based stochastic scheduling incorporating mobile clients and a sensor network
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: Scheduling within manufacturing environments is often complicated due to the complex, dynamic and stochastic characteristics such environments exhibit. These characteristics pose problems for off-line ...
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Optimisation of a residential energy system with an embedded PV source
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: The economic viability of PhotoVoltaic (PV) systems for the residential sector remains one of the greatest barriers to PV adoption. Economic viability of PV systems can be expressed in terms of a wide ...
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Evaluation of minimum pressure head during peak flow as design criterion for water distribution systems
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: One of the factors that drives infrastructure cost for water distribution systems (WDS), whether it being the cost of newly designed systems or the cost for maintaining and upgrading existing systems, ...
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Thermal and hydraulic modeling of an anaerobic digestion plant
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: The use of an anaerobic digestion (AD) process to treat municipal sewage sludge is one of the few options that provides the ability to treat sludge, offers a sustainable option for a carbon-neutral energy ...
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