Recent Submissions

  • A probabilistic estimation of the capacity of solar PV SSEGs installed on a LV feeder network 

    Waswa, Lewis (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: Increased solar photovoltaic (PV) installation on to the grid has led to increased technical challenges in electricity network operations. These challenges mainly stem from the design structure of the ...
  • Geared PM wind generator and MPPT control for DC-grid wind energy system 

    Mdakane, Lethiwe Philile (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: In this study a geared PM generator for small-scale DC-grid connected wind energy systems is considered. A commercial 2.2 kW PM generator is evaluated using FEA software and is used for practical system ...
  • Non-invasive measurement of quality attributes of processed pomegranate products 

    Okere, Emmanuel Ekene (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: Pomegranate fruit has witnessed tremendous growth over the past decade in production, consumption, processing and research within South Africa. Currently, in order to provide value-addition and effective ...
  • Cooperative collision avoidance for unmanned aerial vehicles 

    Mphogo, Dinorego (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: This thesis presents the design, implementation, and verification of a cooperative collision avoidance algorithms for unmanned aerial vehicles (UAVs) in multi-aircraft conflict scenarios. Two types of ...
  • VAST : a scalable spatial publish and subscribe system integrated with Minecraft 

    Smith, Miguel (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: With the world becoming more connected by the day, the need for modern massively multi-user virtual environments (MMVEs) to be capable of hosting an increasing number of players is vital. Unless large ...
  • Reinforcement learning in the Minecraft gaming environment 

    Reynard, Matthew (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: With the long-term goal of surviving the night in Minecraft, we ask whether a reinforcement learning agent learns better by first learning the skills to perform smaller tasks in a complex environment or ...
  • Vision-based flight control for a quadrotor UAV 

    Rademeyer, Jaak (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: This thesis presents the development, implementation, and practical verification of a vision-based flight control and waypoint navigation system for a quadrotor unmanned aerial vehicle (UAV). The vision-based ...
  • Model predictive control of a medium-voltage grid-connected converter with LC filter using optimal pulse patterns with relaxed symmetry 

    Birth, Annika Christine (Stellenbosch : Stellenbosch University, 2020-04)
    ENGLISH ABSTRACT: Medium-voltage converters are operated at very low switching frequencies. To minimise the resulting harmonic distortions, offline computed optimised pulse patterns are the modulation method of choice. ...
  • Stabilization of a rotary wing unmanned aerial vehicle with an unknown suspended payload 

    Erasmus, A. P. (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: This thesis addresses the problem of stabilizing a quadrotor with an unknown suspended payload able to swing in one axis. The payload parameters, such as its mass and cable length, are unknown and its ...
  • The development of MATLAB based tools for antenna array analysis 

    Beswick, Robey Cecil (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: The electric field integral equation's (EFIE) solution using the Rao-Wilton-Glisson (RWG) implementation of the method of moments (MoM) is a complicated process employed in finding the solution of ...
  • Multimodal one-shot learning of speech and images 

    Eloff, Ryan (Stellenbosch : Stellenbosch University, 2020-04)
    ENGLISH ABSTRACT: Humans learn to perform tasks such as language understanding and visual perception, remarkably, without any annotations and from limited amounts of weakly supervised co-occurring sensory information. ...
  • Design of induction machines for traction applications 

    Botha, Marne (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: Over the past few years, electric vehicles have gained popularity due to environmental driven aspirations of industrialized countries to ban fossil-fuel cars. In synergy with an agenda for renewable ...
  • Deep image and video compression 

    Nortje, Andre (Stellenbosch : Stellenbosch University, 2020-04)
    ENGLISH ABSTRACT: Forecasts indicate that video will make up 82% of all Internet traffic by 2022. Advancing video compression efficiency will play a crucial role in curbing high bitrates and mitigating excessive bandwidth ...
  • Optimised path planning and path tracking for autonomous vehicles with constrained kinematics in ROS 

    Maseko, Bongani (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: A significant growth of interest in the pursuit of autonomous vehicles from various stakeholders has been witnessed recently. This indicates that future transportation systems will be autonomous. By the ...
  • FPGA implementation of a network coding capable switch 

    De Villiers, Daniel Bernard Beaumont (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: The amount of internet connected devices is expected to increase dramatically in the near future. This is especially due to the widespread use of Internet of Things (IoT) devices. The Fifth-Generation ...
  • DMLS 3D-printed active antenna array 

    Oosthuizen, Helgard (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: This thesis presents the development of an active antenna array for X-band and lower Ku-band frequencies (7.25-12.75 GHz) using modern additive manufacturing technologies. The single-polarized 2D planar ...
  • Acoustic detection of the short pulse call of Brydes whales using time domain features and hidden Marcov models 

    Wache Ngateu, Gaelle Venessa (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: The biological group of cetaceans is frequently studied nowadays as passive acoustic monitoring (PAM) is commonly used to extract the acoustic signals produced by cetaceans, in the midst of noise sounds ...
  • Continuous flow microwave sterilisation focussing on aqueous media 

    Buchner-Jones, Jordan (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: This thesis contains details regarding the research and development of a continuous flow, temperature controlled, microwave heating sterilisation unit. The microwave hardware design promotes the propagation ...
  • GHI forecasting to extend the range of a solar powered vehicle 

    Landman, Carel (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: The focus of this project is to investigate, model and optimise the range of electric vehicles(EVs). To do so, the detailed modelling of an EV (2016 Nissan Leaf) is covered, to simulate the range of the ...
  • Motion planning for a rotary-wing UAV in dynamic environments 

    Lochner, Jacobus Nicolaas (Stellenbosch : Stellenbosch University, 2020-03)
    ENGLISH ABSTRACT: In order for a fully autonomous unmanned aerial vehicle (UAV) to navigate safely in dynamic environments, a conflict free trajectory between an initial and goal state of a vehicle needs to be planned ...

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