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The specific power consumption for these two ball shapes is shown in Fig 16 For N≤75 there is no change in the mill power draw This occurs because the center of mass of the charge is little changed by the particle shape at these speeds At intermediate speeds the power

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Current methods of power consumption calculation of a mill drive do not allow determining the power consumption for ball drum mills with a cross longitudinal motion of the grinding media

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The proposed model for determining the power consumption of a ball mill allows an assessment of the efficiency of electric energy consumption and electric mills identify qualitative indicators of

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If P is less than 80 passing 70 microns power consumption will be Ball Mill Power Calculation Example A wet grinding ball mill in closed circuit is to be fed 100 TPH of a material with a work

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mill is the energy consumption The power supplied to the mill is used primarily to lift the load medium and charge Additional power is required to keep the mill rotating 8 1 3 Power drawn by ball semi autogenous and autogenous mills A simplified picture of the mill load is shown in Figure 8 3 Ad this can be used to establish the essential

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