DEAERATOR

THE CONDENSATE WATER FROM L.P.HEATER OUTLET IS ADMITTED AT THE TOP OF THE DEARATING COLUMN AND FLOWS DOWNWARDS THROUGH THE SPRAY VALVES AND TRAYS.THE TRAYS ARE DESINED TO EXPOSE TO THE MAXIMUM WATER SURFACES FOR EFFICIENT SCRUBBING TO EFFECT THE LIBERATION OF THE ASSOCIATED GASES.STEAM IS ALLOWED TO ENTER FROM THE UNDERNEATH OF THE TRAY AND FLOWS IN THE COUNTER DIRECTION OF CONDENSATE WATER.WHILE FLOWING UPWARDS THROUGH THE TYAYS SCRUBBING AND HEATING IS DONE.THUS THE LIBRATED GASES MOVE UPWARDS ALONG WITH THE STEAM.STEAM GETS CONDENSED ABOVE THE TYAYS AND IN TURN HEAT THE CONDENSATE WATER.LIBRATED GASES ESCAPE TO ATMOSPHERE FROM THE ORRIFICE OPENING MEANT FOR IT.THIS OPENING IS PROVIDED WITH NUMBER OF DEFLECTOR TO MINIMISE THE LOSS OF STEAM.