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Optimizimi i Shtrirjes së Stopeve×Kriteri i Dështimit Hoek-Brown×Algoritmi Lerchs-Grossmann×
FushaInxhinieri minerareInxhinieri minerareInxhinieri minerare
FamiljaProcess / pipelineProcess / pipelineProcess / pipeline
Viti i origjinës196019801965
KrijuesiMining Engineering PracticeEvert Hoek and E. T. BrownHelmut Lerchs and Israel Grossmann
LlojiOptimization framework for underground mine excavation designEmpirical criterion for rock mass strength predictionGraph-theoretic algorithm for pit limit optimization
Burimi themeluesBrady, B. H. G., & Brown, E. T. (2004). Rock mechanics for underground mining. Springer Science+Business Media. link ↗Hoek, E., & Brown, E. T. (2002). The Hoek-Brown failure criterion and GSI: 2018 update. Journal of Rock Mechanics and Geotechnical Engineering, 10(2), 445-463. link ↗Lerchs, H., & Grossmann, I. F. (1965). Optimum design of open-pit mines. Canadian Mining and Metallurgical Bulletin, 58(633), 47-54. link ↗
Emërtime të tjeraStope Design, Underground Mine Layout, Panel DesignGeneralized Hoek-Brown Criterion, HB CriterionLerchs-Grossmann Method, LG Algorithm
Të lidhura334
PërmbledhjaStope layout optimization is the process of designing the size, shape, and spatial arrangement of underground mine excavations (stopes) to maximize ore recovery while maintaining safety and economic viability. It balances the desire for large extraction volumes against rock mechanics constraints and support costs. The layout determines mining productivity, capital investment in support systems, and long-term mine life.The Hoek-Brown Criterion, developed by Evert Hoek and E. T. Brown starting in 1980, is an empirical failure criterion that predicts the shear strength of rock masses as a function of confining pressure. It accounts for rock quality (via the Geological Strength Index, GSI) and thus bridges laboratory rock mechanics and field behavior. The criterion is widely used in mining for slope stability, pillar design, and stress analysis.The Lerchs-Grossmann Algorithm is a graph-theoretic method for determining the ultimate pit limit in open-pit mining operations. Introduced by Helmut Lerchs and Israel Grossmann in 1965, it maximizes the net present value of extracted ore while respecting slope stability constraints. This algorithm forms the theoretical foundation for most modern pit optimization software.
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ScholarGateKrahasoni metodat: Stope Layout · Hoek-Brown Criterion · Lerchs-Grossmann Algorithm. Marrë më 2026-06-19 nga https://scholargate.app/sq/compare