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Distribution de Rosin-Rammler×Indice de travail de Bond×Méthode de McCabe-Thiele×
DomaineGénie minierGénie minierGénie minier
FamilleProcess / pipelineProcess / pipelineProcess / pipeline
Année d'origine193319521925
Auteur d'originePaul Rosin and Erich RammlerFred C. BondWarren L. McCabe and Ernest W. Thiele
TypeEmpirical probability distribution for crushed material finenessEmpirical method for grinding energy estimationGraphical design method for distillation columns
Source fondatriceRosin, P., & Rammler, E. (1933). The laws governing the fineness of powdered coal. Journal of the Institute of Fuel, 7, 29-36. link ↗Bond, F. C. (1952). The third theory of comminution. Transactions of the American Institute of Mining and Metallurgical Engineers, 193, 484-494. link ↗McCabe, W. L., & Thiele, E. W. (1925). Graphical design of fractionating columns. Transactions of the American Institute of Chemical Engineers, 21, 30-60. link ↗
AliasRosin-Rammler Model, RRS Distribution, Weibull Distribution (particle size)Bond Work Index, BWI, Bond Index TestMcCabe-Thiele Diagram, Graphical Distillation Method
Apparentées333
RésuméThe Rosin-Rammler Distribution, introduced by Paul Rosin and Erich Rammler in 1933, is an empirical probability distribution that describes the particle size distribution of ground or crushed materials. It characterizes fineness by two parameters: the characteristic size (d-prime) and the uniformity index (n). This distribution is remarkably accurate for mineral processing streams and is ubiquitous in comminution engineering.The Bond Work Index, introduced by Fred C. Bond in 1952, is an empirical parameter that characterizes the resistance of an ore to grinding in a tumbling mill. It is defined as the kilowatt-hours per short ton (kWh/st) of electrical energy required to reduce a coarse ore from theoretically infinite size to 80% passing 100 micrometers. The Bond Index is foundational in mineral processing plant design and cost estimation worldwide.The McCabe-Thiele Method, introduced by Warren L. McCabe and Ernest W. Thiele in 1925, is a graphical technique for designing and analyzing distillation columns. It predicts the number of theoretical plates (stages) needed to achieve a desired separation between light and heavy components. While primarily a chemical engineering tool, it applies to liquid-vapor separation problems in mining operations such as mercury recovery and rare earth element refining.
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ScholarGateComparer des méthodes: Rosin-Rammler Distribution · Bond Work Index · McCabe-Thiele Method. Consulté le 2026-06-20 sur https://scholargate.app/fr/compare