Author:Roman, HJ; Burgess, JE; Pletschke, BIDate:May 2006The aim of anaerobic digestion of primary sewage sludge is to convert the carbonaceous material contained in the solids into methane and carbon dioxide. The products of digestion are therefore gases, stabilised sludge solids which are ...Read more
Author:Snyman, HG; Forssman, P; Kafaar, A; Smollen, MDate:2000Sewage sludge is typically dewatered using drying beds, belt filter presses or centrifuges. Mechanical dewatering of sludge is costly in terms of capital and running costs, especially the flocculent. In an attempt to address the need for more ...Read more
Author:Smollen, M; Kafaar, ADate:1997The principal objective of this work is to provide a more effective alternative for sludge conditioning prior to mechanical dewatering. The common use of polyelectrolytes often results in the anal cake solids concentration not sufficiently ...Read more
