Boiler Drum Internal
A steam drum of the boiler is meant for performing the followings:-
1.) Steam is purified by the steam drum internal which may have the Baffle separator, Cyclone separator, Chevron Separator, demister / screen driers, steam purifiers.
2.) Act as reservoir and provided the necessary head for the circulation of water through evaporative surface.
3.) Supplies water for a brief period in the event of stoppage of water supply.
Name of Drum Internals:-
1.) Separator — (i) Baffle separator (ii) Cyclone / Turbo Separator (iii) Chevron Separator
2.) Dryer – Screen Dryer / Screen Box
3.) Purifier – Steam Purifier
5.) Pipe – (i) IBD pipe (ii) CBD Pipe (iii) feed water distributor pipe (iv) saturated steam outlet pipe (v) Chemical dosing pipe (vi)
6.) Antivortex spider
Summary and Photo are as follows:-