Wastewater Treatment

acid activated carbon activated sludge activated sludge reactor adsorbent adsorption zone aeration anaerobic anaerobic digestion anion aqueous bacteria batch biological reactor biomass bubble C₁ Ca2+ calculated carbon cation cell chemical chlorine clarifier coagulation coefficient colloid column completely mixed cost curve diameter diffusion digestion dissolved oxygen effluent enzyme equations equilibrium FIGURE filtration floc flocculation flotation flow rate fluid flux fraction HCO3 influent ion exchange resins K₁ kinetic constants layer liquid m³/sec mass transfer material balance membrane mg/l microorganisms MLSS molal nitrogen operating organic osmotic pressure oxidation parameters particles phase pressure ratio reaction recycle redox removal residence resin reverse osmosis S⁰ settling velocity shown in Fig sludge age solids concentration solubility solution substrate substrate concentration surface suspended solids tank temperature thickener tion trickling filter usually volume waste wastewater treatment well-mixed reactor