Department of Electrical and Electronic Engineering

 

Electrical and Electronic Engineering is an exciting and dynamic field. Electrical engineers are responsible for the generation, transfer and conversion of electrical power, while electronic engineers are concerned with the transfer of information using radio waves, the design of electronic circuits, the design of computer systems and the development of control systems such as aircraft autopilots. These sought-after engineers can look forward to a rewarding and respected career.

Collections in this community

Recent Submissions

  • Multivariate adaptive sampling of parameterized antenna responses 

    Mutonkole, Ngoy; De Villiers, Dirk I. L. (Institute of Electrical and Electronics Engineers, 2017)
    ENGLISH ABSTRACT: We present a robust method to adaptively construct parameterized models of the full radiation patterns of antennas and the associated S-parameters. The method sequentially selects points (geometric ...

  • Virtual reality assisted microscopy data visualization and colocalization analysis 

    Theart, Rensu P.; Loos, Ben; Niesler, Thomas R. (BioMed Central, 2017-02-15)
    Background: Confocal microscopes deliver detailed three-dimensional data and are instrumental in biological analysis and research. Usually, this three-dimensional data is rendered as a projection onto a two-dimensional ...

  • Using existing surveillance infrastructure to monitor pedestrians on pedestrian bridges: a proof of concept 

    Van der Merwe, Hardy Fraser (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: Due to the high number of pedestrians involved in crashes along the freeways in South Africa, there is a need for authorities to monitor pedestrians using the freeways in order to gain valuable mobility ...

  • Autonomous landing of a fixed-wing unmanned aerial vehicle onto a moving platform 

    Le Roux, Cornelus Tjaart (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: This thesis presents the analysis, design, simulation, implementation and partial practical flight testing of a flight control system to achieve accurate autonomous landing of a fixed-wing unmanned aerial ...

  • Automated mobile water leakage assessment system 

    Erwee, Jurie Johannes (2016-12)
    ENGLISH ABSTRACT: Despite humanity’s absolute reliance on the increasingly scarce resource of potable water, 25.4% of South Africa’s water is lost due to leaks in the distribution network before it reaches the consumer. ...

  • Investigating performance improvements in wireless networks using probabilistic graphical models 

    Pretorius, William Sivert Rorich (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: Probabilistic Graphical Models (PGMs) have proven to be a powerful and effective tool for predicting the behaviour of probabilistic systems. Their applicability for improving the performance of wireless ...

  • Development of a demand response programme for the coal mining industry 

    Pretorius, Coenraad Benjamin (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: Power grids are facing significant challenges today. Their primary purpose is to provide energy that is reliable, affordable, environmentally friendly and available at the push of a button. The historical ...

  • Bidirectional asynchronous generator and battery interface circuit 

    Coetzer, Adel (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: In some instances additional power is required to support an electrical load on board an aircraft. A ram air turbine (RAT) generator can be used to supply the necessary power in conjunction with a storage ...

  • Energy yield analysis and evaluation of solar irradiance models for a utility scale solar PV plant in South Africa 

    Mahachi, Tafara (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: It is critical for electrical utility providers to be certain of the field performance of their systems in order to realize returns on project investments. Due to the actual output of installed solar PV ...

  • Solar array emulator 

    Tapfumanei, Takudzwa Benedict (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: A typical photovoltaic (PV) system normally consists of the following elements: PV energy generator (cell, module or array), PV power electronic systems (grid-tie inverter or maximum power point tracker ...

  • Automatic flight envelope recovery for large transport aircraft 

    Engelbrecht, Jacobus Adriaan Albertus (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: This thesis presents the design of an automatic flight envelope recovery system for large transport aircraft. The flight envelope of the aircraft is conceptualised to consist of the aerodynamic envelope, ...

  • Using probabilistic graphical models to detect dynamic objects for mobile robots 

    Brink, Daniek (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: An autonomous mobile robot must be able to identify moving objects in its environment, continually as it is operating, for accurate environment mapping and collision-free navigation. This is not an easy ...

  • Optimisation study of geographical allocation of solar PV generation capacity for grid support 

    Vermeulen, Vicki-Mari (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: Due to growing concerns regarding environmental impacts and energy security, the renewable energy sector and its role in large-scale power generation is becoming increasingly signi cant, both locally ...

  • Design of a QPSK transceiver for use in satellite communication. 

    Verschaeve, Tim Albert (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: Modern satellites have a wide range of transceivers and communication links, varying entirely with the overall function and mission of the satellite. All satellites however, no matter how small or trivial ...

  • Bayesian signal processing of doppler radar data 

    De Villiers, Charl Felix (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: The aim of this thesis is to investigate a Bayesian approach to signal processing of Doppler radar data. The problem of interest involves measured Doppler radar signals measured for golf players' club ...

  • Adaptive noise and interference cancellation for mobile communications. 

    Bonarius, Jason (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: In an arena of electronic warfare measures, to inhibit enemy operations as well as provide safety for allied forces from radio triggered explosive devices, interference and noise coupling degrade allied ...

  • Fast Mesh-based physical optics for large-scale electromagnetic analysis 

    Xiang, Daopu (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: At sufficiently high frequencies, the electrical size of scattering objects become very large. The electromagnetic field simulation of such objects becomes prohibitively expensive with physically rigorous ...

  • Modelling of sanitary hot water energy consumption using adaptive neuro-fuzzy inference systems 

    Blignault, George William (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: The introduction of Energy Management (EM) interventions aimed at reducing electrical energy consumption in the residential, commercial and industrial load sectors has expanded rapidly on a global scale ...

  • Upset detection for passenger airliners using classification of anemometric and inertial sensor data 

    Malan, Pieter Jacobus (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: Due to the increasing number of civilians making use of airliners for business and travel purposes, safe and reliable operation of commercial passenger airliners is essential. Aircraft upsets are particular ...

  • Fault-tolerant flight control for a fixed-wing unmanned aerial vehicle with partial horizontal and vertical stabiliser losses 

    Maggott, Ryan Lee (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: In the study reported here, a fault-tolerant flight control system for a fixed-wing unmanned aerial vehicle with partial stabiliser loss is designed, analysed, implemented and verified. The partial ...

  • Robust Fly-by-Wire under Horizontal Tail Damage 

    Dlamini, Zinhle (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: Aircraft damage modelling was conducted on a Boeing 747 to examine the effects of asymmetric horizontal stabiliser loss on the flight dynamics of a commercial fly-by-Wire (FBW) aircraft. Change in static ...

  • Optimised active fault detection for an open loop stable system 

    Busch, Regardt (Stellenbosch : Stellenbosch University, 2016-12)
    Active fault detection for a stable open-loop linear time invariant system is considered. The optimal active fault detection setup is developed around an estimator based architecture. The auxiliary signal and estimator are ...

  • A Comparative study of interest management schemes in peer-to-peer massively multiuser networked virtual environment 

    Malherbe, Tielman (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: Networked virtual environments (NVEs) are virtual worlds where users communicate and interact with others and the virtual world by exchanging messages via a network connection. An NVE user is often only ...

  • Modelling of Antenna Responses 

    Mutonkole, Ngoy (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: This dissertation presents surrogate modelling techniques for the radiation patterns and scattering parameters of antennas. The models are developed in the context of calibration of re ector antennas ...

  • Fault detection, isolation and reconfiguration for autonomous aircraft 

    Mamela, Sandile Sithandwa Njabulo (Stellenbosch : Stellenbosch University, 2016-12)
    ENGLISH ABSTRACT: This research is a continuation of a series of projects done at the Electronic Systems Laboratory (ESL) that deal with the design and development of Fault Tolerant Control Systems. The focus of this ...

  • Contemporary wind generators 

    Akuru, Udochukwu Bola; Kamper, Maarten J. (Energy Research Centre, 2015)
    It is believed that wind energy is growing at a very rapid rate, especially in the last few years. When compared with other sources of renewable energy in the energy portfolio, it becomes evident that the bulk is wind ...

  • An efficient beam steerable antenna array concept for airborne applications 

    Aliakbarian, Hadi; Van Der Westhuizen, Ewald; Wiid, Riaan; Volskiy, Vladimir; Wolhuter, Riaan; Vandenbosch, Guy A. E. (Radioengineering Society, 2014)
    Deployment of a satellite borne, steerable antenna array with higher directivity and gain in Low Earth Orbit makes sense to reduce ground station complexity and cost, while still maintaining a reasonable link budget. The ...

  • Clustering acoustic segments using multi- stage agglomerative hierarchical clustering 

    Lerato, Lerato; Niesler, Thomas (Public Library of Science, 2015)
    Agglomerative hierarchical clustering becomes infeasible when applied to large datasets due to its O(N2) storage requirements. We present a multi-stage agglomerative hierarchical clustering (MAHC) approach aimed at large ...

  • Fast parametric modeling of radio astronomy reflector antenna noise temperature 

    De Villiers, Dirk I. L. (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 ...

  • Constant radiation characteristics for log-periodic dipole array antennas 

    Lehmensiek, Robert; De Villiers, Dirk I. L. (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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