Difference between revisions of "Benchmarking: Ball Mill Power Draw Models"
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Revision as of 00:39, 27 January 2013
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
 
Benchmarking: Ball Mill Power Draw - Meadowbank
- Muteb, P. & Allaire, J., Meadowbank Mine Process Plant Throughput Increase, Proceedings of the Canadian Mineral Processors Annual General Meeting, Ottawa, Canada, January 2013.
 
| DCS Power, kW | Mill filling | Morrell Model, kW | Nordberg model, kW | |
|---|---|---|---|---|
| May 2012 | 4,341 | 30.6% v/v | 4,765 (+9.3%) | 4,423 (+1.9%) |