• Machining of powder metal titanium 

      Sobiyi, Kehinde Kolawole (Stellenbosch : University of Stellenbosch, 2011-03)
      ENGLISH ABSTRACT: The purpose of this study is to investigate the machinability of commercially pure (CP) titanium, manufactured using the press-and-sinter PM process. To this end, CP titanium powder (-200 mesh) was ...
    • Mapping the relationship between the subjective response of jurors to fan blade parameters 

      Chung, Sung bok (Stellenbosch : Stellenbosch University., 2020-03)
      ENGLISH ABSTRACT: The noise generated by computer cooling fans is known to be a factor which may cause discomfort in the workplace. Aerodynamic noise caused by fan blades has been identified to be a significant factor ...
    • Matching renewable energy to the South African electricity system 

      Kanhukamwe, Faith Nyaradzo (Stellenbosch : Stellenbosch University, 2019-04)
      ENGLISH ABSTRACT: In 1998, the signing of the white paper on Energy Policy pushed South Africa to invest in the development of renewable energy. Following the introduction of the Renewable Energy Independent Power Producer ...
    • Material and energy flow analysis of the Malawian tea industry 

      Taulo, J. L.; Sebitosi, A. B. (Elsevier, 2016)
      ENGLISH ABSTRACT: This paper briefly reviews the material and energy flows of the Malawian tea industry, in order to identify opportunities and reduce its environmental impacts. The review also details the concept and ...
    • Material and structural modelling of corrugated paperboard packaging for horticultural produce 

      Starke, Megan Marya (Stellenbosch : Stellenbosch University, 2020-04)
      ENGLISH ABSTRACT: Corrugated paperboard is the primary packaging material for fresh horticultural produce and plays an integral part in protecting the produce from mechanical damage throughout the cold chain journey. ...
    • Material models for rail pads 

      Heunis, Johannes Jacobus (Stellenbosch : University of Stellenbosch, 2011-03)
      ENGLISH ABSTRACT: The vibrations and noise “pollution” that rail vehicles produce have become of particular concern in recent years. More pressure is being placed on operators of trains and trams (especially those operating ...
    • Measurement of in vivo patella and achilles tendon forces during treadmill running 

      Groeneveld, Llewellyn Wallace (Stellenbosch : Stellenbosch University., 2020-03)
      ENGLISH ABSTRACT: Tendons are the connections that translate forces from muscles to bone and are essential to the musculoskeletal system movement during locomotion. The load experienced during running is believed to be a ...
    • Measuring and modelling the influence of weather factors on CSP reflector soiling 

      Musango, Jones (Stellenbosch : Stellenbosch University, 2016-12)
      ENGLISH ABSTRACT: South Africa is among the countries with a plan to reduce GHG emissions of up to 34% by 2020 through investment in renewable energy in order to reduce its base load coal generation. High solar resource ...
    • Measuring fracture properties using digital image and volume correlation: decomposing the J-integral for mixed-mode parameters 

      Molteno, Matthew Robert (Stellenbosch : Stellenbosch University, 2017-12)
      ENGLISH ABSTRACT: The degradation of material properties over time is one of the core constituents of structural integrity monitoring. For this purpose, the materials’ resistance to brittle fracture is the most widely used ...
    • Measuring mechanical properties using digital image correlation: extracting tensile and fracture properties from a single sample. 

      Huchzermeyer, Richard Lynn (Stellenbosch : Stellenbosch University, 2017-12)
      ENGLISH ABSTRACT: Multiple material properties are required to perform structural integrity assessments and reliability estimates on in-service equipment. Conventional material characterization testing approaches do not ...
    • Mechanical behaviour of additive manufactured lattice structures 

      Tshikwand, Georgino Kaleng (Stellenbosch : Stellenbosch University, 2020-04)
      ENGLISH ABSTRACT: Lattice structures are open-cell, strut-based structures made up of unit cells that are tessellated in 3 orthogonal directions. Depending on the physical design of the unit cell, the lattice structure can ...
    • Mechanical characterisation for simplified response modelling of woven polypropylene 

      Ellis, David Rostin (Stellenbosch : Stellenbosch University, 2017-03)
      Methods of modelling woven polymer textiles within the Finite Element (FE) environment result in a compromise between level of detail captured, computational resources required and simplicity in its implementation. This ...
    • Mechanical control of a wheelchair by means of EEG signals 

      Van Wyk, Ian Nicolaas (Stellenbosch : Stellenbosch University, 2018-03)
      ENGLISH ABSTRACT: The aim of this project was to incorporate a low cost electric wheelchair by modifying an existing self-propelled one with a neuro headset. The headset must control the wheelchair by using EEG data and ...
    • Mechanical design and analysis of a magnetic gearbox 

      Agenbach, Charles Johannes (Stellenbosch : Stellenbosch University, 2018-03)
      ENGLISH ABSTRACT: Unbalanced magnetic forces (UMFs) in magnetic gears (MG) were investigated and a criterion for identifying gear ratios with a minimum UMF was derived. The proposed criterion was assessed by developing a ...
    • Mechanical design and performance evaluation of ventilated packages 

      Fadiji, Tobi Samuel (Stellenbosch : Stellenbosch University, 2015-03)
      ENGLISH ABSTRACT: Ventilated corrugated paperboard (VCP) packages are used extensively in the fruit industry to minimize damage and facilitate airflow around the produce to maintain the cold chain. In the postharvest journey ...
    • Mechanical properties and in situ deformation imaging of microlattices manufactured by laser based powder bed fusion 

      Du Plessis, Anton; Kouprianoff, Dean-Paul; Yadroitsava, Ina; Yadroitsev, Igor (MDPI, 2019-09-09)
      ENGLISH ABSTRACT: This paper reports on the production and mechanical properties of Ti6Al4V microlattice structures with strut thickness nearing the single-track width of the laser-based powder bed fusion (LPBF) system ...
    • A MEMS based valveless micropump for biomedical applications 

      Van der Merwe, Schalk Willem (Stellenbosch : University of Stellenbosch, 2010-03)
      ENGLISH ABSTRACT: The valveless micropump holds great potential for the biomedical community in applications such as drug delivery systems, blood glucose monitoring and many others. It is also a critical component in ...
    • A methodology for numerical prototyping of inflatable dunnage bags 

      Venter, Martin Philip (Stellenbosch : Stellenbosch University, 2015-03)
      ENGLISH ABSTRACT: Dunnage bags are an inflatable dunnage variant, positioned and inflated between goods in multi-modal containers to restrain and protect the goods while in transit. This project endeavours to develop a ...
    • A micro approach to quantitative dehydration sensor development 

      Visser, Cobus (Stellenbosch : Stellenbosch University, 2015-03)
      ENGLISH ABSTRACT: The assessment of dehydration is an ever elusive golden standard, even given the plethora of hydration markers that exist to date. Many literature sources acknowledge the need for a portable device that ...
    • Micro gas turbine performance evaluation. 

      Oppong, F. (Stellenbosch : Stellenbosch University, 2016-12)
      ENGLISH ABSTRACT: The performance of the BMT 120 KS micro gas turbine engine is investigated in this thesis. The study includes component matching of the engine elements using compressor and turbine characteristic maps ...