Author:Govender, NatashaDate:Nov 2009Structure from motion is a widely-used technique in computer vision to perform 3D reconstruction. The 3D structure is recovered by analysing the motion of an object, based on its features, over time. The typical steps involved in SFM are ...Read more
Author:Szewczuk, S; Conradie, Dirk CUDate:Aug 2014Agrément South Africa was established for the assessment and certification of innovative non-standardised construction products, systems, materials, components and processes, which are not fully covered by a South African Bureau of Standards ...Read more
Author:Wattrus, MC; Biffi, M; Pretorius, Cecilia J; Jacobs, DDate:Sep 2016Through an industry wide collaborative project, this paper explores what potential exists for South African underground mines to reduce diesel particulate emissions, where the starting point is a mine using older engine technology (Tier 1 ...Read more
Author:Sibisi, PN; Popoola, API; Arthur, Nana KK; Kubjane, SM; Ngoveni, AS; Kanyane, LRDate:Nov 2018Laser metal deposition provides various benefits over traditional manufacturing, and has since become the research hotspot, as demand for advanced manufacturing persists. The effects of process parameter variation on structural integrity and ...Read more
Author:Lekoadi, Paul M; Tlotleng, Monnamme; Annan, K; Maledi, N; Masina, Bathusile NDate:Feb 2021This study presents the investigation on how heat treatment parameters, which are temperature, cooling method, and residence time, influence the microstructural and hardness properties of Ti6Al4V components produced on Ti6Al4V substrate using ...Read more
Author:Govender, G; Ivanchev, L; Burger, H; Mulaba, A; Chikwanda, HDate:Apr 2012Particle reinforced aluminium alloy metal matrix composites (MMC) have proven to be one of the advanced materials capable of replacing conventional structural alloys. However, the demand for such materials has been confined to high cost ...Read more
Author:Kusangaya, S; Warburton Toucher, ML; Archer, Emma RM; Jewitt, GPWDate:Sep 2016Precipitation is the main driver of the hydrological cycle. For climate change impact analysis, use of downscaled precipitation, amongst other factors, determines accuracy of modelled runoff. Precipitation is, however, considerably more ...Read more
Author:Kalenda, TN; North, Brian C; Naude, NDate:Oct 2017Alternative dry coal beneficiation method is in high demand, especially in arid geographical environments. This dry process eliminates the need for water usage and there are suggestions that it has the benefits of high separation precision ...Read more
Author:Kalenda, TN; North, Brian C; Naude, NDate:Jul 2019Published work on dry dense medium fluidized beds has mainly used magnetite and fine coal to make up the dense medium. Magnetite is used to achieve the required cut densities, but its recovery and reuse are problematic because it attaches to ...Read more
Author:Habig, A; De Koker, EDate:Apr 2004The study evaluated immittance measures, specifically tympanometry and acoustic reflex testing, for the identification of middle ear pathology among South African mineworkers. The outcomes of medical history reviews, otoscopy, tympanometry, ...Read more
Author:Dohm, MDate:May 1999Many miners have died and major financial losses have been incurred over the centuries as a consequence of the catastrophic failure of mine hoisting ropes. Rope condition assessment, in the form of visual inspections, has been practiced since ...Read more
Author:Steyn, WJVDM; Paige-Green, PDate:Jul 2009In addition to a number of other factors (social, economic, etc) sustainable transport requires the sustainable supply and use of construction materials. This includes the use of marginal materials, waste materials, novel / innovative materials ...Read more
Author:Glaser, Daniel; Polese, C; Venter, AM; Marais, D; Plaisier, JRDate:Mar 2022Engineering of component surfaces using Laser Shock Peening (LSP) requires optimisation of key process parameters to enhance performance through the generation of beneficial compressive residual stresses. Quantification of residual stress ...Read more
Author:Dawlal, P; Barros, E; Marais, GJDate:Jan 2012Maize cultivation comprises the largest area of farmland in South Africa and it is the largest food crop consumed by the majority of its population. However, this food crop is frequently associated with mycotoxin contamination. Mycotoxigenic ...Read more
Author:Visser, M; Van Biljon, J; Herselman, Martha EDate:Mar 2013Management information systems (MIS) are pivotal in the efficient and effective running of Further Education and Training (FET) colleges. Therefore, the evaluation of MIS success is an essential spoke in the wheel of FET college success. Based ...Read morecbd
Author:Aruna, M; Muniyasamy, SudhakarDate:Dec 2016The awareness in natural fiber reinforced composite materials is rapidly growing both in terms of industrial applications and fundamental research. Natural fibers have recently become attractive to researchers, engineers and scientists as an ...Read more
Author:Maila, MP; Randima, P; Surridge, K; Dronen, K; Cloete, TEDate:Jan 2005In this study, the hydrocarbon removal efficiency and microbial diversity of different soil layers is evaluated. The soil layers with high counts of recoverable hydrocarbon degrading bacteria had the highest hydrocarbon removal rate compared ...Read more
Author:Mathebula, TE; Tlotleng, Monnamme; Malabi, Khorommbi P; Pityana, Sisa L; Camagu, SDate:Nov 2014Automotive, marine, power generation, petrochemical and mining industries experience problems which results in huge financial constraints due to damage of the engineering components. Sometimes the components are exposed to aggressive, corrosive, ...Read more
Author:Pandelani, Thanyani ADate:Sep 2012This paper presents the evaluation of the injury measurement response of the Hybrid III and ES2re ATD’s using both the HIII and MiL-Lx instrumented lower legs as loaded by the Modified Lower Limb Impactor (MLLI).Read more