P Chimunhu, E Topal, AD Ajak, W Asad - Resources Policy, 2022 - Elsevier
Production planning and scheduling optimisation for underground mining operations has continued to attract significant attention over the last decades. This has been necessitated …
E Topal, S Ramazan - European Journal of Operational Research, 2010 - Elsevier
Mining investment has been recognized as capital intensive due mainly to the cost of large equipment. Equipment capital costs for a given operation are usually within the order of …
T Bjørndal, I Herrero, A Newman… - International …, 2012 - Wiley Online Library
Operations research is becoming increasingly prevalent in the natural resource sector, specifically in agriculture, fisheries, forestry and mining. While there are similar research …
R Epstein, M Goic, A Weintraub, J Catalán… - Operations …, 2012 - pubsonline.informs.org
We present a methodology for long-term mine planning based on a general capacitated multicommodity network flow formulation. It considers underground and open-pit ore …
AM Newman, M Kuchta - European Journal of Operational Research, 2007 - Elsevier
Motivated by an underground mining operation at Kiruna, Sweden, we formulate a mixed integer program to schedule iron ore production over multiple time periods. Our optimization …
The mining industry continues to face the problem of depleting grades and the subsequent significant variation in economic, environmental and technological characteristics have been …
MA Martinez, AM Newman - European journal of operational research, 2011 - Elsevier
We present a mixed-integer program to schedule long-and short-term production at LKAB's Kiruna mine, an underground sublevel caving mine located in northern Sweden. The model …
Stope layout designing and production scheduling are main phases to determine the profitability of an underground mining project. These are mainly related to the output of one …
E Topal - Journal of the Southern African Institute of Mining and …, 2008 - scielo.org.za
Mixed integer programming (MIP) has been used for optimizing production schedules of mines since the 1960s. The major problem in the long-term production scheduling for an …