Author:Van Zyl, Louwrens H; Gledhill, Irvy MADate:Nov 2011A grid was generated with the base of the fin, i.e. the hinge line, on the axis of a cylindrical domain with a diameter of 2m. Due to the axial symmetry of the setup, rotation of the T-tail should not change the pressure distribution on the ...Read more
Author:Smith, Andrew C; Springhorn, H; Mulligan, SB; Weber, I; Norris, JDate:May 2011We describe a new programming language that is based on physical elements and especially developed to test the hypothesis that a physical computer programming language is possible. This imperative language is deliberately limited to a few ...Read more
Author:De Saxe, C; Kienhofer, F; Nordengen, Paul ADate:Sep 2012The practice of issuing of abnormal load permits to South African car-carriers (allowing a 300 mm increase in height and 500 mm increase in length) is being phased out. Such allowances will only be granted if a car-carrier complies with the ...Read more
Author:Chen, H; Ojijo, Vincent O; Cele, H; Joubert, T; Ray, SS; Land, KDate:Mar 2014SU-8/Clay nanocomposite is considered as a candidate material for microcantilever sensor fabrication. Organically modified montmorillonite clay nanoparticles are dispersed in the universally used negative photoresist polymer SU-8, for a low ...Read more
Author:Labuschagne, Philip W; Moolman, FSDate:Nov 2011This presentation compiles a summary of current technologies to improve oxygen barrier properties of plastics.Read more
Author:Du Plessis, CDate:Sep 2002Doing business in developing countries requires a thorough understanding not only of the challenges, but also of the differences of opinion that shapes people’s attitudes and choices. Working in developing countries certainly brings with it ...Read more
Author:Smith, Andrew CDate:Nov 2006This paper describes early results in the development of an alternative programming method which uses large, three-dimensional acrylic blocks to construct programming sequences. Computer illiterate children can create a symbolic program to ...Read more
Author:Buck, R; Pfahl, A; Roos, THDate:May 2012The layout for a solar tower test facility for CSIR, Pretoria, is described. The solar tower system is designed for 400kWth receiver outlet power. The heliostat field layout takes into account both the real (non-flat) topography of the terrain ...Read more
Author:Olaitan, O; Herselman, Martha E; Wayi, NDate:Sep 2016Due to the increased use of technology by a wider section of society, stakeholders, non-stakeholders and other informal interests can easily access an organisation’s most sacred information assets. As a result of the role played in planning, ...Read more
Author:Halland, K; Britz, K; Klarman, SDate:Jul 2014The formal definition of abduction asks what needs to be
added to a knowledge base to enable an observation to be entailed. TBox
abduction in description logics (DLs) asks what TBox axioms need to
be added to a DL knowledge base to allow ...Read more
Author:Dzivhani, Mulalo; Ngwenya, D; Masonta, Moshe T; Ouahada, KDate:Aug 2018The network side of Transmission Control Protocol (TCP) congestion control is normally considered a black-box in performance analysis. However, the overall performance of TCP/IP networks is affected by selection of congestion control mechanisms ...Read more
Author:Mwapwele, SD; Marais, Mario A; Dlamini, Sifiso B; Van Biljon, JDate:Dec 2019The South Africa Connect national broadband policy of 2013 aims to ensure that the country achieves universal internet access by 2030, thereby fostering digital skills development. This study investigates one dimension of the South Africa ...Read more
Author:Batchelor, J; Herselman, Martha E; Traxler, JDate:May 2010Preparing learners for the demands of the 21st century requires dedicated, innovative teachers willing to push existing boundaries. It is also about exploiting the affordances of emerging technologies to enhance teaching and learning strategies. ...Read more
Author:Tlale, NS; Steyn, JL; Govender, SDate:Sep 2008The cost structure and benefits of a new billet preparation process in semi-solid metal (SSM) casting of automotive components were investigated. The process was developed by the CSIR, a government research and development agency in South ...Read more
Author:Tlale, NS; Steyn, JL; Govender, SDate:Sep 2008The cost structure and benefits of a new billet preparation process in semi-solid metal (SSM) casting of automotive components were investigated. The process was developed by the CSIR, a government research and development agency in South ...Read more
Author:Tazvinga, Henerica; Hove, TDate:31 Aug 2010A solar-based power supply system, such as a photovoltaic (PV)-diesel-battery system, is a particularly attractive option for decentralised power supply in southern Africa where solar radiation is ubiquitous in most countries. Such systems ...Read more
Author:Naidoo, Sasha; Ahmed, F; Pammenter, N; Zbonak, ADate:Jun 2010A technique was developed to identify annual growth rings in E. grandis using a combination of annual measurements of diameter at breast height (DBH) from permanent sample plot (PSP) datasets and bark-pith density profiles. By assessing the ...Read more
Author:Modungwa, D; Tlale, NS; Twala, BDate:Nov 2011There are some key advantages associated with parallel robots, which have warranted their continued research and wide application in both university laboratories and industry. To obtain a parallel manipulator with good properties, as customized ...Read more