A demand of coal as an alternative energy resorse for petroleum is mounting up steadily under Japan's energy policy. Especially, most of recent industrial power station prefer to be designed for coal fired boiler.
This paper reports AN OUTLINE OF DESIGN FEATURES AND OPERATION PERFORMANCE ON PULVERIZED COAL FIRED BOILER being widely adopted in these field, and also A FEATURE OF CIRCOFLUID-a new concept with fluidized bed combustion-is also reported.