MINERÍA la mejor puerta de acceso al sector minero MINERÍA / NOVIEMBRE 2022 / EDICIÓN 542 76 Tabla 7. Consumo de Energía y Huella de Carbono para las dos Opciones de Diseño Consideradas Diseño basado en paredes de tajo planas Diseño basado en paredes de tajo óptimas Diferencia entre las opciones: Óptimas - Planas Diferencia entre las opciones: Óptimas - Planares (%) Energía [MJ] 2.134×109 2.052×109 -8.25×107 -3.9% Huella de carbono [Mt CO2 eq] 4.458 4.289 -0.167 -3.8% Hoek-Brown failure criterion 2002 edition. En: Hammah R et al. (eds) Proc 5th North American Rock Mechanics Symp, University of Toronto, Toronto, págs. 267-273. 50 Li Aj, Merifield RS, Lyamin AV. 2008. Stability charts for rock slopes based on the HoekBrown failure criterion. Int. J. Rock Mechanics & Mining Sciences, 45: 689-700. 51 Taylor D. 1937. Stability of earth slopes. J Boston Soc of Civil Engineers 24:197-246. 52 Taylor D. 1948. Fundamentals of soil mechanics. John Wiley and sons, Nueva York. 53 Morgenstern N, Price V. 1965. The analysis of the stability of general slip surfaces. Geotechnique 15 (1):79-93. 54 Itasca International Inc. 2021. Manual de usuario de FLAC 3D. 55 Dawson E, Roth W, Drescher A. 1999. Slope stability analysis by strength reduction. Geotechnique 49 (6):835-840. 56 Lorig L, Varona P. 2001. Practical Slope Stability Analysis Using Finite Difference Codes. En: Slope Stability in Surface Mining, Colorado, 2001. Sociedad de Minería, Metalurgia y Exploración, págs. 115– 124. 57 Munoz J., Guzman RR., Botin JA. 2014. Development of a methodology that integrates environmental and social attributes in the ore resource evaluation and mine planning. Int J Mining & Mineral Engineering 5:38-58. doi:10.1504/IJMME.2014.058918 58 Greenhouse Gas Protocol. 2019. https://ghgprotocol.org/. Visitado el 21/03/2021. 59 Pell R, Tijsseling L, Palmer LW, Glass HJ, Yan X, Wall F, Zeng X, Li J. 2019. Environmental optimisation of mine scheduling through life cycle assessment integration. Resources, Conservation and Recycling 142:267-276. doi:10.1016/j.resconrec.2018.11.022 60 Wernet G, Bauer C, Steubing B, Reinhard J, Moreno-Ruiz E, Weidema B. 2016. The ecoinvent database version 3 (part I): overview and methodology. The International Journal of Life Cycle Assessment 21 (9):1218-1230. doi:10.1007/s11367-016-1087-8 61 Greenhouse gas equivalencies calculator. 2021. https://www.epa.gov/energy/greenhouse-gas-equivalencies-calculator. Visitado el 21/03/2021 62 Isheyskiy, V., Sanchidrián, J.A. 2020. Prospects of Applying MWD Technology for Quality Management of Drilling and Blasting Operations at Mining Enterprises. Minerals 10, 925. https://doi.org/10.3390/min10100925 63 Soofastaei, A., Aminossadati, S.M., Arefi, M.M., Kizil, M.S. 2016. Development of a multi-layer perceptron artificial neural network model to determine haul trucks energy consumption. International Journal of Mining Science and Technology 26, 285–293. https:// doi.org/10.1016/j.ijmst.2015.12.015 64 Agosti, A., Utili S., Gregory D., Lapworth A., Samardzic J., Prawasono A. 2021. Design of an open pit goldmine by optimal pitwall profiles. CIM Journal, 12(4): 149168. 65 Agosti, A., Utili S., Valderrama, C., Albornoz, G. 2021. Optimal pitwall profiles to maximise the Overall Slope Angle of open pit mines: the McLaughlin mine. ACG Proceedings of Slope stability in mining conference 2021, 69- 82, Perth (Australia). doi:10.36487/ ACG_repo/2135_01 66 Agosti A., Utili S., Tasker J., Zhao C., Knights P., Nerhing M., Zia S. 2022. The effect of carbon tax and optimal profiles on profitability and emissions of open pit mines. Mining Technology, in press.
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