Status of Flue Gas Desulphurisation (FGD) systems from ... ScienceDirect
According to the chemistry of the wet limestone desulphurisation process, in wet limestone FGD system with forced oxidation (Fig. 1), limestone slurry is prepared in a closed ball mill (1) and pumped to the scrubber in controlled regime to maintain the pH of the the gastoliquid contact zone, suspended slurry drops containing sprayed (2) limestone react, depending on pH conditions ...