Combustion air for the burners is preheated to ______350°C in the air heater section by combustion gases leaving the economizer section.
A ) 150 °C
B ) 100 °C
C ) 350 °C
D ) 500 °C
Answer: C
Combustion air for the burners is preheated to ______350°C in the air heater section by combustion gases leaving the economizer section.
A ) 150 °C
B ) 100 °C
C ) 350 °C
D ) 500 °C
Answer: C