A stream of gas from a manufacturing plant contains 50 g/m3 of PM. Regulations require an overall control efficiency of 98.5%. The proposed control system consists of a cyclone (70% efficient) followed by an ESP. Calculate (i) the allowable outlet concentration of PM, and (ii) the efficiency of the ESP.

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Concentration of PM 50 gm 3 50 mgl 1gm 3 1mgl Overall efficiency 985 Proposed ... View the full answer