vertical vertical roller mill design for power plant
Vertical raw mill pradeep kumar LinkedIn . #183; Power taken by the millThe power taken up by the vertical roller mill is givenby the following expressionN =( I. #181; .KT .DR . .n ) / 60 K WWhere,I = rollers#181; = friction factor ( for raw materials, for coal)T = specific roller pressure, kN/m2(400 800 for raw and coal)DR = roller diameter, mW = roller