Author:Schutte, PC; Shaba, MNDate:Mar 2003The objective of this study was to analyze information on slipping and falling accidents and materials handling activities in the South African mining industry. Accident data pertaining to slipping, falling and materials handling accidents ...Read more
Author:Kleynhans, NDate:Nov 2014There are many services that generate or archive vast amounts of spoken audio data, on a daily basis. It is infeasible for humans to create annotations, by listening to all this data, so automatic methods are needed to process the data and ...Read more
Author:Goldbach, ODDate:Sep 1996This report presents examples of possible scenarios in which the proposed technique may be practical implemented in scattered, longwall and sequential grid mining environment.Read more
Author:Moseme, R; Foster, PJ; Demana, RL; Rupprecht, SMDate:Nov 2003Scraper winch cleaning is well known and widely used in the South African gold and
platinum mines to clean the rock from underground stopes and gullies after the blast. However, there are risks and hazards associated with the design, ...Read more
Author:Kramers, AP; Butterworth, M; Biffi, M; Van Zyl, FJ; Meyer, J; Denys, N; Ramsden, RDate:Jan 2002The literature review and findings of the Tau Tona accident report (Department of
Minerals and Energy 1999), identified a single possible scenario whereby a HFC134a/lubricant/air mixture may become explosive. The mechanism involved the
escape ...Read more
Author:Botha, PB; Semmelink, CJ; Raubenheimer, J; Perry, B; Hodgkinson, ADate:Oct 2005The South African Road Agency Limited (SANRAL Northern Region) requested that more information be generated to determine the early trafficking potential of ETB, FB and Cement stabilized materials, in order to determine when the traffic could ...Read more
Author:James, S; Rosman, Benjamin S; Konidaris, GDate:Jul 2016Monte Carlo Tree Search (MCTS) is a family of directed search algorithms that has gained widespread attention in recent years, with its domain-independent nature making it particularly attractive to fields such as General Game Playing. Despite ...Read more
Author:O'Brien, TMDate:Mar 2004This report covers work conducted to evaluate the effects of specimen length on the
breaking force, in an attempt to validate or refine the discard criteria of SABS 0293: 1996. Inter alia, this included an examination of the postulation of ...Read more
Author:Engelbrecht, AD; North, Brian C; Hadley, TDDate:Sep 2007Electricity demand in South Africa is increasing at a rate of 1000 MW per year. Whilst there is increasing pressure to adopt non-fossil fuel electricity generating technologies, the abundant reserves and low cost of coal makes it the preferred ...Read more
Author:Erasmus, TCDate:1972The present study is confined to investigation of the ignition phase of the combustion process and deductions must be seen in that light.Read more
Author:Nicholson, Sarah-Anne; Lévy, M; Llort, J; Swart, S; Monteiro, Pedro MSDate:Sep 2016In the Sub-Antarctic Ocean elevated phytoplankton biomass persists through summer at a time when productivity is expected to be low due to iron limitation. Biological iron recycling has been shown to support summer biomass. In addition, we ...Read more
Author:Drescher, KDate:Feb 2002The testing undertaken for this dissertation is intended to help quantify the various time-dependant deformation processes around typical deep level hard rock tabular excavations. Three mechanisms were investigated and two different hard rock ...Read more
Author:Lehong, SM; Dube, E; Angelopoulos, GDate:Jun 2013This study identifies the perceived benefits of Enterprise Architecture (EA) among business stakeholders who are aware of EA but are not specialists in the field of ICT, and proposes a clearly differentiated and comprehensive cluster of ...Read more
Author:Litvin, IADate:Jul 2006Numerical calculations of the phase velocities of collective modes of a hollow waveguide at the Stokes frequency is carried out. The self- imaging of transverse structure of modes superposition (Talbot effect) is investigated. It is shown ...Read more
Author:Nkosi, M; Masuku, FDate:Jul 2016Gauteng Province has carried out two household travel surveys (HTS) – the first was carried out in 2000 and the recent one was completed in 2014. HTSs are the mainstay of transport planning and modelling, being used by the province to update ...Read more
Author:Frieslaar, I; Irwin, BDate:Sep 2015This paper investigates the power leakage of a smartcard. It is intended to answer two vital questions: what information is leaked out when different characters are used as output; and does the length of the output affect the ...Read more
Author:Steenkamp, Anton J; Nordengen, Paul A; Berman, Robert J; Kemp, LanaDate:Jun 2017Transport logistics in South Africa forms the backbone of the economy, having represented 11.8% of GDP, or R499 billion in 2016. These costs are significantly higher than many developed countries. The South African transportation sector is ...Read more
Author:Le Roux, WHDate:Jun 2007The applicability and usability of the Military Simulation Definition Language (MSDL) is investigated in context of the South African air Defence simulation community. A constructive, tactical command and control simulation environment used ...Read more
Author:Salie, F; Poluta, M; De Jager, Peta; Abbott, G; Baloyi, N; Van Reenen, Tobias HDate:Oct 2012The subject of this research project is to review and study the effectiveness of natural ventilation design assisted by a turbine
ventilator, introduced to minimise the risk of transmission of airborne pathogens like TB.Read more