Author:Wright, Jarrad G; Bischof-Niemz, Sebastian T; Calitz, Joanne R; Mushwana, CrescentDate:Nov 2017South Africa has historically had a predominantly coal based energy system and a particularly coal dominated electricity system due to a large domestic coal resource and favourable coal generation technology economics. A more recently well ...Read more
Author:Ampofo-Anti, NLDate:Sep 2012The construction of homes provides social and economic benefits to society, but contributes significantly to environmental degradation. The focus of both international and South African efforts to improve the environmental performance of the ...Read more
Author:Mkuzangwe, Nenekazi NP; Nelwamondo, Fulufhelo VDate:Apr 2017Fuzzy logic is one of the powerful tools for reasoning under uncertainty and since uncertainty is an intrinsic characteristic of intrusion analysis, Fuzzy logic is therefore an appropriate tool to use to analyze intrusions in a Network. This ...Read more
Author:Nyirenda, CN; Dawoud, DSDate:Sep 2007In 802.11 Wireless Local Area Networks, the wired and the wireless interfaces of the Access Point are characterized by the disparity in channel capacity. This presents a significant bottleneck for traffic flowing from the wired network to the ...Read more
Author:Kleinhans, A; Rosman, Benjamin S; Michalik, M; Tripp, B; Detry, RDate:May 2015Autonomous grasping is a problem that receives continuous attention from our community because it is both key to many applications, and difficult to solve. The complexity of robot grasping is counter-intuitive. For us humans, planning a grasp ...Read more
Author:Boesack, CD; Marwal, T; Nelwamondo, Fulufhelo VDate:Oct 2011This paper presents a GA-Fuzzy Automatic Generation Controller for large interconnected power systems. The design of Fuzzy Logic Controllers by means of expert knowledge have typically been the traditional design norm, however, this may not ...Read more
Author:Burke, Michael G; Brink, WDate:Aug 2011This paper presents a gain-scheduling controller for a human-following robot. Typical controllers use either a point-to-point approach where the relative orientation between human and platform is uncontrolled, or a direction-based approach ...Read more
Author:Smith, Andrew CDate:Apr 2007The authors propose a system designed for pre-school children that offers an alternative introduction to the world of Information and Communication Technologies (ICT), specifically computer programming. Illiterate children can construct simple ...Read more
Author:Botha, Adèle; Herselman, Martha E; Ford, MDate:May 2014Gamification in education refers to the application of game dynamics, mechanics into the teaching and learning engagement. This paper makes a case for viewing the objective of Educational Gamification as a Gameful Educational User Experience. ...Read more
Author:Ncube, EN; Mathiba, Kgama; Steenkamp, Lucia H; Dubery, IADate:Oct 2021Hyphozyma roseoniger is a filamentous yeast used for its biocatalytic ability to convert sclareol, a plant diterpenoid to ambradiol, an intermediate to ambrafuran, which is a sought-after fixative in the perfume industry. Metabolite profiling ...Read more
Author:Pityana, Sisa L; Mahamood, RM; Akinlabi, ET; Shukla, MDate:Mar 2013Tracks of Ti6Al4V powder were deposited on Ti6Al4V substrate using Laser Metal Deposition (LMD) process, an Additive Manufacturing (AM) manufacturing technology, at a laser power and scanning speed maintained at 1.8 kW and 0.005 m/s respectively. ...Read more
Author:Mafusire, C; Forbes, A; Snedden, Glen C; Mahlase, Andrew CK; Michaelis, MM; Mathuthu, MDate:Jul 2006When a heated pipe is rotated, the dynamics of the gas inside exhibit properties reminiscent of a solid-state positive lens. The properties are a result of a parabolic distribution of refractive index in the pipe which is caused by mixing of ...Read more
Author:Landman, KDate:Aug 2000In many instances the urban future is shaped by specific and powerful ideas. “Gated communities” is one such an idea, which has the potential to radically transform the urban environment in the 21st century. As a strong and influential urban ...Read more
Author:Padayachi, YR; Thambiran, TirushaDate:Oct 2012Road transport is considered to be a growing source of atmospheric emissions in African countries. In South Africa, competition in the business sector, reduction in rail usage, deregulation of freight transportation and a growing middle income ...Read more
Author:Njiro, EDate:Mar 2006It has taken nearly half a century for the goals of poverty reduction and gender equality to achieve this prominence in mainstream policy concerns. In the process, the understanding of poverty has been transformed from the early equation with ...Read more
Author:Venter, CJ; Mashiri, MDate:Jul 2007The paper explores ways in which existing gender analysis frameworks - and the Moser framework in particular - can be adapted by transport and urban analysts in starting to examine the gender aspects of their work. In recent years a convergence ...Read more