Author:Mathekga, Mmamolatelo EDate:Oct 2015The ease with which the green South African ID book could be forged has led to many instances of identity fraud, costing retail businesses millions in lost revenue on fraudulently created credit accounts. This has led the government, through ...Read more
Author:Cronje, JDate:Nov 2012The US Patent and Trademark Office, together with the NASA Tournament Lab, launched a contest to develop specialized algorithms to help bring the seven million patents presently in the patent archive into the digital age. The contest was ...Read more
Author:Roberts, DEDate:Dec 2013We derive from first principles an analytical expression for a figure of merit (FM) for a selective solar absorber in a single glazed flat plate water heater. We first show that the efficiency of a collector with an absorber with absorptance ...Read more
Author:Beyers, CDate:Dec 2006This article proposes a figure ground analogy as alternative way of conceptually integrating sustainability and planning. Within this framework planners are challenged to creatively consider planning practice and thought against a background ...Read more
Author:Hlabela, Simon P; Harribhai, Jatin; Seboqa, MogauDate:Mar 2016South Africa is a developing country and has made its mark as one of the major maritime countries in Africa and the world. For it to compete internationally the ports of South Africa have to maintain an international standard it terms of ...Read more
Author:Bischof-Niemz, TDate:Feb 2015South Africa’s power system is currently under severe constraints, with power generators meant to be the “barely-ever-used” safety net for the system (diesel-fired gas turbines) running at > 15% average annual load factor, and with one ...Read more
Author:Bischof-Niemz, TobiasDate:Feb 2015This study addressed the questions how much fuel costs the first 1 600 MW of wind & PV have saved during the year 2014 (by reducing utilisation of diesel-fired gas turbines & of the expensive part of the coal fleet) & how much of “unserved ...Read more
Author:Calitz, Joanne R; Mushwana, Crescent; Bischof-Niemz, Sebastian TDate:Aug 2015The report provides the presentation of the financial benefits of renewables in South Africa in 2015. South Africa’s power system is currently under severe constraints. At the same time, Department of Energy is procuring new generation capacity ...Read more
Author:Bischof-Niemz, STDate:Oct 2015South Africa’s power system is currently under severe constraints with load shedding that occurred during 82 days in the first half of 2015. The Department of Energy is procuring new generation capacity and has already allocated a total of ...Read more
Author:Herling, MC; Cupido, CF; O'Farrell, PJ; Du Plessis, LDate:Nov 2009Nonsustainable ostrich farming practices have degraded large areas of the Little Karoo, a semiarid region in South Africa. The Little Karoo lies within the Succulent Karoo biome, a recognized biodiversity hotspot. A financial feasibility ...Read more
Author:Reyers, B; Polasky, S; Tallis, H; Mooney, HA; Larigauderie, ADate:May 2012Recently, some members of the conservation community have used ecosystem services as a strategy to conserve biodiversity. Others in the community have criticized this strategy as a distraction from the mission of biodiversity conservation. ...Read more
Author:Nortje, R; Britz, K; Meyer, TDate:Dec 2009Module extraction plays an important role in the reuse of ontologies as well as in the simplification and optimization of some reasoning tasks such as finding justifications for entailments. In this paper the authors focus on the paper of ...Read more
Author:Venter, CPDate:Oct 2015This presentation discusses how laboratory experiments and results regarding technology solutions to secure South African borders are linked to real life security solutions.Read more
Author:Godfrey, Linda KDate:Oct 2015Moving the South African waste sector away from landfilling provides recognised social, environmental and economic opportunities for the country. This paper presents some of the key findings emerging from research undertaken by the CSIR on ...Read more
Author:Herselman, Martha E; Botha, Adèle; Dlamini, Sifiso B; Marais, Mario A; Mahwai, Nare JDate:Apr 2019The purpose of this paper is to provide evidence of how the selected teachers at 24 schools in 7 provinces in South Africa reacted to questions pertaining to the extent of their prior training, attitudes towards technology, perceived ...Read more
Author:De Korte, GJDate:Oct 2012Dense medium cyclones have been used for many years in a number of countries to beneficiate fine coal. The use of cyclones in this application is, however, not widespread and at present, the process is in use only in South Africa and China. ...Read more
Author:Baruni, Kedimotse P; Nair, Kishor K; Ratsoma, Mahlatse SDate:Aug 2018Due to the rising concern of data security and privacy, fingerprint recognition has been used for identity verification. This paper presents a minutiae-based finger code matching algorithm for identity verification. It describes the effect ...Read more
Author:Sililo, OTN; Tellam, JHDate:Nov 2000Unstable unsaturated zone flow (fingering) is a potentially important process in recharge, pollution, and surface water/ground water body interactions. Extending previous workers ' studies on homogeneous systems, sand tank experiments have ...Read more