Through CFB boilers in the boiler furnace coal combustion particle effects,the layout of pit system form their broken equipment analysis to explore the characteristics,and through technological innovation,and enable the system to optimize and reduce boiler ashes incomplete combustion of boilers and heat loss pipeline wear. Through CFB boilers in the boiler furnace coal combustion particle effects,the layout of pit system form their broken equipment analysis to explore the characteristics,and through technological innovation,and enable the system to optimize and reduce boiler ashes incomplete combustion of boilers and heat loss pipeline wear.