Why start up vent is
fully kept open when
boiler is lighted up?

Answer Posted / a.h.z

in the start up the main steam valve closed so there is no
way for wet steam or hot water to discharge except start up
vent to protect the boiler pipes till the superheat steam
consist and pressure raise to turbine the start up vent
closed and main steam valve open to turbine.

Is This Answer Correct ?    2 Yes 1 No



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