| 摘要 |
Provided is a boiler ( 100 ) including: a burner ( 5 ); a fuel supply unit ( 10 ) for supplying fuel to the burner ( 5 ); a blowing unit ( 20 ) for supplying air to the burner ( 5 ); and a control unit ( 30 ) for adjusting an amount of fuel to be supplied to the burner ( 5 ) and a quantity of air to be supplied to the burner ( 5 ), in which the control unit ( 30 ) has a reference amount computing portion for calculating a reference fuel amount and a reference air quantity to be supplied to the burner ( 5 ) with respect to a required load, an air quantity computing portion that corrects the reference air quantity based on a temperature of the air to be supplied to the burner ( 5 ) and a temperature of the fuel to be supplied to the burner ( 5 ) and calculates the corrected air quantity as a supply air quantity, and a control portion that controls combustion at the burner based on the reference fuel amount and the supply air quantity.
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