Using Simul8 to model underground hard rock mining operations

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Mots clés : Simulation;Underground;Hard rock;Load haul dump (LHD);Mean time between failures (MTBF)
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Sommaire: The file is a zipped PDF document.A survey of 281 mineral exploration agreements from 1988 to 1992 examines the ratios between the three ways to purchase an interest in a mineral property, viz. pay cash, pay shares, and make future expenditures on the property.The Northern Miner is used as the source to create a database for this study. Information about each agreement has been collected from volumes 74, 76, and 78 for the years 1988, 1990, and 1992, respectively. All agreements for which a...
Publication: CIM Bulletin
Auteur(s): L. Kilburn
Mots clés: Mineral exploration, Option agreements, Property valuation, Canadian, 1/9th Rule, Fair market value
Numéro: 1090
Volume: 98
Année: 2005
Texte
Sommaire: The file is a zipped PDF document.Thirty per cent of the electrical energy in Turkey is provided by coal-fired thermoelectric power plants. Five per cent of the demand is met by the Soma power plant’s six 165 MW generators. The plant is fed by lignite from open pit and underground mines in the Soma region that are operated by the government. With a nationalized mining policy in place, recently no investment has been made at these mines, as mining activity is generally considered by the...
Publication: CIM Bulletin
Auteur(s): C.O. Aksoy, H. Kose, T. Malli, K. Ozfirat, A. Gonen, S. Gurgen
Mots clés: Optimization, Cost, Drilling, Blasting, Load-haul
Numéro: 1090
Volume: 98
Année: 2005
Texte
Sommaire: The file is a zipped PDF document.Experience shows that energy management is successful when the energy is managed like a resource, i.e. continuously, systematically, and in an organized manner, not like an expense (e.g. worrying about and paying the bills once a month). This requires the development and implementation of an energy management program (EMP).Following is a summary of guidelines for setting up a successful EMP, plant- or corporation-wide. The main driving forces of a successful...
Publication: CIM Bulletin
Auteur(s): D. Berkley
Mots clés: Energy, Management, Efficiency
Numéro: 1090
Volume: 98
Année: 2005
Texte
Sommaire: The file is a zipped PDF document.No person can properly work without sufficient lighting and this is especially so in mines where conditions are difficult. Artificial lighting is very important for the night shift to provide a safe and efficient working environment. Haul roads within the pit are one of the critical areas in surface mines where lighting installations are not permanent due to regular advancement of the working face. The illumination design should fulfil the minimum lighting...
Publication: CIM Bulletin
Auteur(s): M. Aruna, Y.V. Rao, N.C. Karmakar
Mots clés: Illumination, Lamp, Roadways, Lantern, Contour
Numéro: 1090
Volume: 98
Année: 2005
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