Benchmarking: Ball Mill Power Draw Models
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Benchmarking: Ball Mill Power Draw - Fimiston
- Nelson, M; Valery, W; Morrell, S, Performance Characteristics and Optimisation of the Fimiston (KCGM) SAG Mill Circuit, Page 233 - 248, SAG 1996 Conference, Vancouver, Canada.
| Survey | Survey Power, kW at input |
Mill speed, %critical |
Total load, %v/v |
Pulp %solids, w/w |
Morrell SAG Model, kW at input / shell |
Nordberg Model, kW at input / shell |
|---|---|---|---|---|---|---|
| Survey 1 | 3,864 | 68.3 | 38.7 | 72.0 | 3,933 / 3,776 | 3,592 / 3,345 |
- Morrell model predicts 2% high
- Nordberg model predicts 7% low
