Author:Niken, A; Erasmus, Louwrence DDate:Sep 2014This article covers a descriptive case study on the application of systems engineering and systems engineering management at Armscor. The report also covers the investigation into development methods used and the how the requirements changes ...Read more
Author:Brent, AC; Rogers, DEC; Ramabitsa-Siimane, TSM; Rohwer, Mark BDate:2007This paper focuses on the application of the analytical hierarchy process (AHP) technique in the context of sustainable development to establish and optimise health care waste management (HCWM) systems in rural areas of developing countries. ...Read more
Author:Holloway, Jennifer P; Haines, L; Leask, KDate:Nov 2010When modelling count data that comes in the form of a time series, the static Poisson regression and standard time series models are often not appropriate. A current study therefore involves the evaluation of several observation-driven and ...Read more
Author:Van Tienhoven, AM; Olbrich, KA; Skoroszewski, R; Taljaard, J; Zunckel, MDate:Dec 1995South Africa is the most industrialised country in southern Africa and stands at some risk from negative pollution impacts. To the authors' knowledge, this paper presents the first attempt to apply the critical loads approach on the African ...Read more
Author:Maasdorp, APBDate:Nov 1983A simple diffusion equation has been successfully used to monitor the initial fast absorption of chromium by both dyed and undyed wool.Read more
Author:Pandelani, Thanyani A; Miyambo, MDate:Oct 2013The anti-vehicular landmines (AVLs) and improvised explosive devices (IEDs) are utilised to affect the mobility of military forces in order to inhibit their operations. These devices disable and destroy vehicles while injuring or killing the ...Read more
Author:Steyn, WJVDM; Sadzik, EDate:Jul 2007In this paper the concept behind the Portable Seismic Pavement Analyser (PSPA) is discussed, followed by information on a study conducted for the Gauteng Department of Public Transport, Roads and Works (GDPTRW). Data were collected from a ...Read more
Author:Sun, X; Xu, Y; Jovanovic, Nebojsa; Kapangaziwiri, Evison; Brendonck, L; Bugan, Richard DHDate:Apr 2013Recharge estimation in arid and semi-arid areas is very challenging. The chloride mass balance method applied in western South Africa fails to provide reliable recharge estimates near coastal areas. A relationship between rainfall events and ...Read more
Author:Cummings, FDate:Sep 2010A major breakthrough in reduction of cost of photovoltaics was realised in 1991, with the first report of a functioning photoelectrochemical cell. This resulted in heightened interest from the industry and science community. This presentation ...Read more
Author:Dunn, Dwain I; Snedden, Glen C; Roos, T; Hildebrandt, TDate:Sep 2011The design of internally-cooled gas turbine blades requires accurate predictions of distributions of blade temperature values and temperature gradients. This requires accurate predictions of heat transfer distributions from the hot gas (on ...Read more
Author:Iyawa, GE; Herselman, Martha E; Botha, AdèleDate:Nov 2017Past researches in wireless sensor networks (WSNs) and wearable technologies have mostly been conducted in the field of healthcare for the purpose of patients’ health monitoring. However, recent studies in WSNs and wearable technologies suggest ...Read more
Author:Sabatta, DDate:Oct 2012In his talk, the author discusses the use of autonomous robots in safety and security-related applications, including safety inspections; search and rescue; soldier support; and surveillance.Read more
Author:Bandyopadhyay, J; Ray, Suprakas SDate:Jul 2017In 1989, a report from the Toyota Central Research and Development Laboratory on the synthesis of nanoclay-containing polymide nanocomposites using in situ polymerization opened a new era for polymer nanocomposites (PNCs). PNCs provide several ...Read more
Author:Steyn, WJVDMDate:May 2007Although the available observational techniques are used in all aspects of life, this paper focuses on those aspects where the applications are specifically dedicated to pavement engineering. The objective of the paper is to demonstrate how ...Read more
Author:Dlungwana, Wilkin S; Mapiravana, Joseph; Ampofo-Anti, Naa Lamkai; Dumani, NozonkeDate:Dec 2017The building sector represented the largest uptake globally of natural fibre reinforced
composites (NFRCs)1 in 2005 (Sharma et al, 2007). As the sector which consumes
about 50% of all raw materials extracted from the Earth’s crust annually ...Read more
Author:Gallaghan, R; Herselman, Martha EDate:Jul 2015The Living Lab paradigm creates open and inter-disciplinary environments where participants can interrogate challenges and co-create solutions. A successful Living Lab context incorporates a clear focus/vision, strong leadership, self-sustainability, ...Read more
Author:Peter, C; De Lange, Willem J; Musango, JK; April, K; Potgieter, ADate:Dec 2009Socioeconomic and ecological systems exhibit complex, interdependent behaviour which is often difficult to model and understand. This is due to the complex reorganisation of key sub-system processes involving nonlinear, cross-scale and ...Read more
Author:Oosthuizen, Rudolph; Pretorius, LDate:Aug 2012Enterprises, commercial or even a military force, exist in a complex world. They have to continuously serve the purpose they are designed for, and to grow as opportunities arise. The operations of the enterprise are always constrained by ...Read more