Two 350MW Boilers is operating in Tianjin Junliangcheng Generation Co. Ltd. Limestone - gypsum wet FGD with two towers is adopted. Some optimization of pH and density, slurry and process water are made: the PH and densimeter are placed at the outlet of the recycled pump tube, it could make the discharged pump stop operating when gypsum are not draint. absorption tower sump pump can be slurry to another absorption tower adjacent, shorten the time of emptying the absorption tower; two sets of process water system is connected to the standby for each other, provides a good the conditions for maintenance personnel to deal with defects, on the other hand to ensure the stable operation of the system.
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