Partition (Density, Stochastic): Difference between revisions

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== Description ==
== Description ==


This article describes Rao's '''Stochastic''' equation for the partition of particles by size and density in batch jigs.{{Rao (2021)}}
This article describes Rao's '''Stochastic''' equation for the partition of particles by size and density in gravity separators.{{Rao et al. (2003)}}{{Rao (2021)}}


== Model theory ==
== Model theory ==
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The Stochastic partition equation may be invoked from the Excel formula bar with the following function call:
The Stochastic partition equation may be invoked from the Excel formula bar with the following function call:


<syntaxhighlight lang="vb">=mdPartition_StochasticRao(MeanSize as Range, RD as Range, A as Double, c as Double, B as Double, rhop as Double, hf as Double, D as double, hl as Double, t as Double)</syntaxhighlight>
<syntaxhighlight lang="vb">=mdPartition_StochasticRao(MeanSize as Range, RD as Range, A as Double, c as Double, B as Double, rhop as Double, hf as Double, D as double, hl as Double, t as Double, Optional returnPartitionMetrics as Bool = false)</syntaxhighlight>


{{Excel (Text, Help, No Arguments)}}
{{Excel (Text, Help, No Arguments)}}

Revision as of 09:41, 28 March 2023

Description

This article describes Rao's Stochastic equation for the partition of particles by size and density in gravity separators.[1][2]

Model theory

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Excel

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The Stochastic partition equation may be invoked from the Excel formula bar with the following function call:

=mdPartition_StochasticRao(MeanSize as Range, RD as Range, A as Double, c as Double, B as Double, rhop as Double, hf as Double, D as double, hl as Double, t as Double, Optional returnPartitionMetrics as Bool = false)

Invoking the function with no arguments will print Help text associated with the model, including a link to this page.

SysCAD

Under construction icon-blue.svg.png This section is currently under construction. Please check back later for updates and revisions.

References

  1. Rao, B.V., Kapur, P.C. and Konnur, R., 2003. Modeling the size–density partition surface of dense-medium separators. International Journal of Mineral Processing, 72(1-4), pp.443-453.
  2. Rao, B.V., 2021. An improved stochastic model to describe partition surfaces of entire segregated batch jig bed. Minerals Engineering, 170, p.107064.