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| Indexado |
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| DOI | 10.3390/MIN14080737 | ||||
| Año | 2024 | ||||
| Tipo | artículo de investigación |
Citas Totales
Autores Afiliación Chile
Instituciones Chile
% Participación
Internacional
Autores
Afiliación Extranjera
Instituciones
Extranjeras
This study investigates the application of artificial neural networks (ANNs) in predicting the flowability of mining tailings based on operational variables. As the mining industry seeks to enhance operations with complex ores, the constant improvement and optimization of mineral waste management are crucial. The flowability of tailings was investigated with data driven by properties such as particle-size distribution, water content, compaction capacity, and viscoelastic characteristics that can directly affect stacking, water recovery capabilities, and stability at disposal, influencing storage capacity, operational continuity, and work safety. There was a strong correlation between water content and tailings flowability, emphasising its importance in operational transport and deposition. Three ANN models were evaluated to predict tailings flowability across three and five categories, where a model based on thickening operational variables, including yield stress and turbidity, demonstrated the highest accuracy, achieving up to 94.4% in three categories and 88.9% in five categories. Key variables such as flocculant dosage, water content, yield stress, and solid concentration were identified as crucial for prediction accuracy The findings suggest that ANN models, even with limited datasets, can provide reliable flowability predictions, supporting tailings management and operational decision-making.
| Ord. | Autor | Género | Institución - País |
|---|---|---|---|
| 1 | Herrera, Nelson | Hombre |
Univ Oulu - Finlandia
Universidad Católica del Norte - Chile Oulun Yliopisto - Finlandia |
| 2 | Mollehuara, Raul | - |
Univ Oulu - Finlandia
Oulun Yliopisto - Finlandia |
| 3 | Gonzalez, Maria Sinche | - |
Univ Oulu - Finlandia
Oulun Yliopisto - Finlandia |
| 4 | Okkonen, Jarkko | - |
Geol Survey Finland GTK - Finlandia
Geologian Tutkimuskeskus - Finlandia |
| Fuente |
|---|
| Universidad Católica del Norte |
| Oulun Yliopisto |
| Geological Survey of Finland |
| Oulu Mining School |
| Oulun Yliopiston Tukisti |
| Oulun Yliopiston Tukisäätiö |
| Agradecimiento |
|---|
| This research was funded in part by the Oulun Yliopiston Tukisaatio 2022 grants, project "Deep learning application in the operation of mining waste disposal", grant number 20220105, and by the authors. |
| The authors sincerely and gratefully acknowledge the support and guidance provided by the Oulu Mining School from the University of Oulu (Finland), the Department of Metallurgical Engineering from the Universidad Cat\u00F3lica del Norte (Chile), the Geological Survey of Finland GTK (Finland), and the Oulun Yliopiston Tukis\u00E4\u00E4ti\u00F6, which provided the grant used in part of the research. |