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Analýza pratelnosti×Kinetika flotace×Trompova křivka×
OborHornictvíHornictvíHornictví
RodinaProcess / pipelineProcess / pipelineProcess / pipeline
Rok vzniku195019351937
TvůrceMining Industry Practice (1930s-1960s)Garcia-ZunigaK. Tromp
TypSeparation analysis by density fractionationFirst-order kinetic model for flotation recoveryEmpirical model for size classifier performance
Původní zdrojMcCullough, R. B. (1963). The theoretical basis and practical application of coal washability studies. Transactions of the Society of Mining Engineers, 226, 13-26. link ↗Garcia-Zuniga, H. (1935). Uber eine neue Methode, zur Berechnung der Flotationsausbeute. Zeitschrift fur Praktische Geologie, 43(2), 12-19. link ↗Tromp, K. (1937). Separation of fine particles from slurries by hydrocyclone. Colliery Guardian, 155(4), 251-256. link ↗
Další názvyCoal Washability, Density Separation Analysis, Float-Sink AnalysisBatch Flotation Model, Flotation Rate Constants, Kinetic Flotation AnalysisPartition Curve, Classification Efficiency Curve, Grade Recovery Curve
Příbuzné333
ShrnutíWashability analysis is a laboratory method that determines the feasibility and efficiency of density-based separation for coal or mineral beneficiation. By fractionating ore or coal into density bins using sink-float tests and assaying each fraction, engineers can optimize design of separation plants (dense-medium cyclones, jigs, spirals) and predict clean product quality. Washability curves are essential tools for pre-feasibility and detailed design studies.Flotation kinetics is the study of how recovery of minerals from ore changes over time during flotation. The Garcia-Zuniga model, introduced in 1935, describes recovery as a first-order kinetic process with rate constant k and maximum recoverable fraction R∞. This simple model underpins flotation cell design and process optimization, enabling engineers to predict flotation performance from batch tests and scale results to industrial circuits.The Tromp Curve, introduced by K. Tromp in 1937, is an empirical model that quantifies the performance of size classifiers (cyclones, screens, jigs) by showing the fraction of particles at each size that report to the target stream (overflow or underflow). It is universally used in mineral processing to evaluate classifier performance, design circuits, and diagnose operational problems.
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ScholarGatePorovnat metody: Washability · Flotation Kinetics · Tromp Curve. Získáno 2026-06-20 z https://scholargate.app/cs/compare