Author:Kataka, M; Khomo, IDate:Jan 2007The mining indusrty has become one of the successful industries. Geophysics is a branch of Geology and it involves the study of rocks and minerals. The profession of Geology has become critical over the years to the economy of many countries. ...Read more
Author:Funke, Nicola S; Nortje, KarenDate:31 Mar 2013The Upper Olifants Key Stakeholder Workshop took place at the CSIR Knowledge Commons on 26 February 2013. The workshop participants included representatives from national government, provincial government, local government, mining, industry, ...Read more
Author:York, GDate:Mar 2000After a mini-survey on the structure and content of the workshops, it was decided that a overhead/electronic presentation of the engineering rationale / principles established in SIMRAC project GAP334 should be presented in conjunction with ...Read more
Author:Wall, K; Clinton, DD; Sanio, MR; Botha, D; Cleland, A; Negussey, D; Lewis, SDate:Apr 2013The Standing Committee on Engineering Capacity Building of the World Federation of Engineering Organisations in October 2010 launched the first edition of a guidebook setting out its understanding of the challenges and complexities facing the ...Read more
Author:Burke, Ivan D; Van Heerden, Renier PDate:Oct 2017Data breaches are becoming more common and numerous every day, where huge amount of data (corporate and personal) are leaked more frequently than ever. Corporate responses to data breaches are insufficient, when commonly remediation is minimal. ...Read more
Author:Jonker Klunne, W; Michael, EDate:2013The East African region comprises 20 countries, 14 of which use small hydropower at various degrees. The East African Power Pool (EAPP) plays an important role in the future of energy within the region. One of the main objectives of EAPP is ...Read more
Author:Jonker Klunne, WDate:2013Lesotho does not have any known indigenous sources of oil, coal or natural gas. About three quarters of its total energy demand is met by biomass fuels in the forms of wood, shrubs, animals manure and agricultural residues. The only other ...Read more
Author:Jonker Klunne, WDate:2013The total installed electricity capacity in Mozambique is 2.308 GW in 2009, nearly all generated exclusively from hydropower (99.7 per cent). Mozambique has large reserves of coal. There are utilizable reserves of natural gas that might be ...Read more
Author:Jonker Klunne, WDate:2013South Africa has a total electricity generation capacity of about 45,000 MW. Nearly 90 per cent of electricity is generated in coal-fired power stations. Koeberg, a large nuclear station near Cape Town, provides about five per cent of capacity, ...Read more
Author:Jonker Klunne, W; Michael, EDate:2013The Southern African region comprises five countries, of which Lesotho, Namibia, Swaziland and South Africa use small hydropower, with Namibia currently having a very limited use of this technology. Botswana does not possess any hydropower ...Read more
Author:Jonker Klunne, WDate:2013Power in Swaziland is supplied and distributed by the Swaziland Electricity Company (SEC), which was established in 2007 by the Swaziland Electricity Company Act. SEC currently has a monopoly on the import, distribution and supply of electricity ...Read more
Author:Jonker Klunne, WDate:2013In rural Zimbabwe, 80-90 per cent of people are heavily dependent on wood fuel. Rural populations light their homes with kerosene and carry out essential food processing tasks such as milling grain, using diesel powered systems. Access to ...Read more
Author:Maistry, Nattele; Schutz, Robert A; Cox, EttienneDate:Nov 2017Polluted or broken insulators and faulty connections on power lines induce corona and thermal (heat) radiation. The corona and heat build-up causes long term degradation of the high voltage electrical components, which leads to voltage drops, ...Read more
Author:Brydon, AG; Van der Merwe, JPDate:Feb 1986A wrap yarn is a composite structure comprising a core of twisted or twisted fibres bound by a yarn or continuous filament. The term wrap yarn therefore include yarns produced by the hollow spindle method as well as similar structure such as ...Read more
Author:Swanepoel, H; Oelofse, Suzanna HH; Schubert, M; Sehaswana, DDate:Oct 2012Developing a waste information baseline for South Africa, without doing primary data collection, proved to be an enormous task. The project team had to ensure that all available data, whether being reported or not, were collected. This process ...Read more
Author:Muswema, Aubrey PDate:Oct 2012Small business, including small, medium and micro-sized enterprises (SMMEs), is seen as the corner stone of economic development in South Africa, with reported contributions of up to 42% to the Gross Domestic Product (GDP). The South African ...Read more
Author:Muswema, Aubrey PDate:Oct 2012Integrated Waste Management Planning (IWMP) was recognised as a short-term strategy initiative for the public and private sector in the National Waste Management Strategy as far back as 1999 (DEAT, 1999). Ten years later, through the Waste ...Read more
Author:Vincent, K; Cull, T; Archer, Emma RM; Awiti, ADate:Aug 2012Increased public awareness, and the concomitant growth in political commitment to mitigation and adaptation, has made the need for accurate and relevant communication of scientific information on climate change more pressing (Fischoff, 2011). ...Read more
Author:Stafford, William HLDate:Jan 2020The adequate collection and disposal of municipal waste remains a challenge in most African town and cities. Both wastewater (i.e., sewage) and solid waste [i.e., municipal solid waste (MSW)] pose health and environmental risks as a direct ...Read more
Author:Grobler, TL; Van Zyl, AJ; Olivier, JC; Kleynhans, W; Salmon, BP; Penzhorn, WTDate:Jan 2012In this paper we reviewed Wu’s algorithm and introduced it as a cryptanalysis technique. This study reveals that when Wu’s algorithm is used for cryptanalysis it simplifies. This is true because Wu’s algorithm has to be applied to binary ...Read more