Helping The others Realize The Advantages Of gravity flow sand continuously filter
where L would be the thickness on the freshly fashioned sludge residue layer, ρs may be the density of solids particles, (overline n ) is the normal porosity of the sludge residue layer, σ is definitely the retention parameter, qp may be the enter flux level of raw sludge, Ky will be the erosion rate, and ns is the porosity of influent sludge.If