| 摘要 |
PROBLEM TO BE SOLVED: To provide boiler equipment and a control method for outlet gas temperature therefor, capable of controlling outlet gas temperature without spraying water.SOLUTION: In the boiler equipment 40 in which heat recovery from exhaust gas produced by combustion of wastes is performed, and the exhaust gas is cooled, fuel economizers 44a, 44b for preheating boiler feedwater and cooling exhaust gas are provided at a gas outlet side, and a bypass path 45 for bypassing part or the whole of the fuel economizers is provided, and by regulating a water flow quantity of boiler feedwater to the bypass path 45, the outlet gas temperature is controlled to be within a target range. |
