Author:Bonapace, ACDate:1971The drag coefficient of a solitary particle when moving relative to a fluid, when rising or falling vertically in a stationary fluid, is a well-known function of the particle Reynolds number.Read more
Author:Hato, MJ; Choi, HJ; Sim, HH; Park, BO; Ray, SSDate:Feb 2011Soft magnetic carbonyl iron (CI) based magnetorheological (MR) fluids containing three different loadings of submicron-sized organoclay were prepared. The MR characteristics were measured via rotational and oscillatory tests, in which the ...Read more
Author:Letsie, M; Allopi, DDate:Jul 2008The storage of water in the Maqalika reservoir is gradually decreasing as sediment, carried by the natural catchment run-off, accumulates in the reservoir. Moreover, water pumped into the reservoir from the Caledon River (which is heavily ...Read more
Author:Bowmaker, AP; van der Zee, D; Ridder, JHDate:1987A two day mini-symposium and workshop held in Durban in February 1986 and attended by 70 marine scientists from Natal and KwaZulu is reported on. Summaries of 84 presentations are given, separated into relevant sections. Each section is ...Read more
Author:Ilgner, HDate:Sep 2017The paper describes the extensive field evaluations of the “Settled Bed Detector” on different mine sites over a 12-month period. Applications range from cemented backfill, a well-graded magnetite product, coarse phosphate tailings and a fine ...Read more
Author:Cooper, JAGDate:Oct 1993The Mgeni Estuary on the wave dominated cast coast of South Africa occupies a narrow, bedrock confined, alluvial valley and is partially blocked at the coast by an elongate sandy barrier. Fluvial sediment extends to the barrier and marine ...Read more
Author:Baird, D; Marais, JFK; Martin, APDate:1988The Swartkops estuary has been an object of study for many years and research results obtained during the past 30 years were considered at a symposium in 1987. This report documents the proceedings of this symposium as well as conclusions and ...Read more