Economizer of boiler has main function of:
A. Heat up the incoming water with excess steam
B. Heat up the pulverized fuel by exhaust gases
C. Heat up the incoming air by exhaust gases
D. Heat up the incoming water by exhaust gases
Answer:D
Economizer of boiler has main function of:
A. Heat up the incoming water with excess steam B. Heat up the pulverized fuel by exhaust gases C. Heat up the incoming air by exhaust gases D. Heat up the incoming water by exhaust gases