Author:Ive, O; Wall, K; Bhagwan, JDate:Oct 2011The focus by authorities on the roll-out of new water and sanitation infrastructure for providing services for the previously unserved has often resulted in a reduced focus on maintaining the existing infrastructure and services. When working ...Read more
Author:Wall, KDate:Jul 2008This is a presentation delivered at the 27th SATC (Southern African Transport Conference) conference 2008, focusing on franchising principles and applying these principles to water services infrastructure, operation and maintenanceRead more
Author:Wall, K; Bhagwan, J; Ive, ODate:May 2009South African research has found that franchising partnerships could alleviate and address many challenges in the operation and maintenance of water services infrastructure. Franchising brings appropriate training to those on-site, and also ...Read more
Author:Loveday, Philip W; Rogers, CADate:29 Oct 1998The free vibration of thin cylinders with elastic boundary conditions was analysed by application of the exact solution of the Flugge shell theory equations of motion. The elastic boundaries were represented by distributed linear springs. By ...Read more
Author:Schutte, IC; Roodt, LDe VDate:02 Jun 2009Speed plays an important role in the justification of road infrstructure projects. It affects both vehicle operating cost and travel time cost. If incorrecr values for speed are used in the economic analyses of transport projects, incorrect ...Read more
Author:Rosales-Guzmán, C; Trichili, A; Dudley, Angela L; Ndagano, B; Salem, ABDate:Oct 2016By combining both the azimuthal and radial components of Laguerre-Gaussian modes with wavelength division multiplexing, we generated >100 information channels. We implemented a laboratory free-space link using 35 Laguerre-Gaussian modes and ...Read more
Author:Gailele, Lucas M; Dudley, Angela L; Forbes, ADate:Sep 2018Current communication systems make use of polarization and wavelength multiplexing to increase transmission rates. To offer a further improvement, Orbital Angular Momentum (OAM) modes (or Laguerre-Gaussian modes) provide an infinite dimensional ...Read more
Author:Gailele, Lucas M; Dudley, Angela L; Ndagano, B; McLaren M, M; Rosales, C; Forbes, ADate:Jul 2016The orbital angular momentum (OAM) of light has become the focus of intensive research. Traditional optical communication systems optimize multiplexing in the polarization and the wavelength of light to attain an increase in bandwith. However ...Read more
Author:Heyns, Johan A; Harms, TM; Malan, AGDate:Jun 2011This study presents the development of novel modelling technology for compressible and violent free-surface flows, where the new technology aims to extend the capabilities of existing FSM formulations. For the purpose of this study the ...Read more
Author:Williams, QDate:Oct 2015Ever since the seminal article in the Harvard Business Review claimed that being a data scientist is the ‘sexiest job of the 21st century’, the term data science has been widely adopted in mainstream media when discussing technology and ICT. ...Read more
Author:Linke, S; Turak, E; Nel, JDate:Jan 2011The authors review recent advances in systematic conservation planning in fresh waters. Most modern systematic planning approaches are based on the CARE principles: comprehensiveness, adequacy, representativeness and efficiency. Efficiency ...Read more
Author:Meintjies, AADate:1968Field testing of the FRI methanometer is in progress at D.N.C colliery. This work was undertaken to investigate the reliability of the instruments and to train personnel to operate and service them before any extensive study should be started ...Read more
Author:Kesavan Pillai, Sreejarani; Gheevarghese, O; Tleane, IVDate:2012The present study has undertaken the Friedel-Crafts benzylation of aromatics over the V2O5/ZrO2 catalysts systems. Catalysts with different V2O5 content (0-15wt %) was prepared by wet impregnation method and characterized by XRD, BET surface ...Read more
Author:Swartbooi, Ashton; Kapanji-Kakoma, KK; Musyoka, Nicholas MDate:Sep 2022Biogas is a renewable feedstock that can be used to produce hydrogen through the decomposition of biomethane. However, the economics of the process are not well studied and understood, especially in cases where solid carbons are also produced, ...Read more
Author:Smith, CJDate:Sep 2011his paper provides a case study for the realisation of a joint Network Centric Defence capability by merging existing information and communication infrastructure with new network enabling concepts. This capability was achieved by gaining ...Read more
Author:Wadrop, ChrisDate:Oct 2017CPI is a UK technology innovation centre and the process element of the Government’s High Value Manufacturing Catapult. This presentation explains the services and focus of CPI and how they use applied knowledge in science and engineering ...Read more
Author:Botha, Adèle; Ruyobeza, B; Grobbelaar, SSDate:Jun 2023Objective: To enhance the predictive power of the Fit between Individuals, Task and Technology (FITT) framework in mobile, individual consumer settings by restructuring the individual-task fit to prominently emphasize the task-skills fit. ...Read more
Author:Liu, Y; Ma, X; Shu, L; Hancke, GP; Abu-Mahfouz, Adnan MIDate:Jun 2020The three previous industrial revolutions profoundly transformed agriculture industry from indigenous farming to mechanized farming and recent precision agriculture. Industrial farming paradigm greatly improves productivity, but a number of ...Read more