Author:Van Zyl, P; Kourie, DG; Boake, ADate:Oct 2006The currently popular distributed, n-tiered, object-oriented application architecture provokes many design debates. Designs of such applications are often divided into logical ‘tiers’ – usually user interface, business logic and domain object, ...Read more
Author:Meyers, Bronwyn C; Jan, MA; van der Spuy, SJDate:Sep 2017In order to increase the power of a blowdown, turbine driven compressor test rig, a combustor was designed to insert in the flow before the turbine. The combustor was required to provide 800K output temperature in order to achieve this. The ...Read more
Author:Lamola, MM; Johnson, DL; Lysko, Albert A; Maliwatu, R; Densmore, MDate:Aug 2019Commonly used WiFi is known to be ill-suited for penetrating vegetation and buildings and non-line-of-sight conditions. Television white space (TVWS) operates in ultra-high frequency (UHF) bands that overcome many of the penetration and ...Read more
Author:Vermaak, P; Page, TPT; Du Plessis, AG; Kempson, WJ; Smythe, CFPDate:Feb 2000The main focus of the project was to determine the degree to which current practice in underground mines ensures the safe use of rail bound haulage equipment. The project
investigated the specifications, design and braking performance of ...Read more
Author:Johnson, D; Pejovic, V; Belding, E; Van Stam, GDate:Mar 2011While Internet connectivity has reached a significant part of the world’s population, those living in rural areas of the developing world are still largely disconnected. Recent efforts have provided Internet connectivity to a growing number ...Read more