Méthodologie
Calcule les solides bruts captés, le rendement de solides chimiques saisi, les solides de lavage facultatifs appariés et les autres flux nommés, puis convertit en boue humide avec la fraction massique et la masse volumique saisies. Le rendement est propre au projet/utilisateur; aucune valeur universelle n’est intégrée.
Raw dry solids = plant flow (m³/d) × raw-water TSS (mg/L) × 0.001; captured raw solids = raw dry solids × capture fraction.
Chemical product mass = flow × product dose × 0.001. Chemical dry solids = product mass × the selected product or active-mass basis × the user-entered yield factor.
Backwash solids are included only when both backwash volume and TSS are entered. Other residual sources are entered as named dry-solids rows.
Combined dry solids are the sum of the entered sources. Source contribution = source dry solids ÷ combined dry solids × 100%; percentages are unavailable when the combined total is zero.
Wet sludge mass = combined dry solids ÷ sludge solids mass fraction. Wet volume = wet mass ÷ entered slurry density.