Pulverized Coal Explosions in the Utility Industry
tical spindle pulverizers have about twice the explosion frequency of bituminous grinding vertical spin dle pulverizers. For both ball tube and attrition pulverizers the explosion frequency is higher with bituminous coals. Pulverizer Operation Mode: Suction operation pulverizers have a slightly higher explosion frequency than pressurized pulverizers. Subbituminous coals accentuate the