3292 Incompressible Versus Compressible Fluid Flow Models: A Case Study on Furnace Taphole Lancing

Incompressible Versus Compressible Fluid Flow Models: A Case Study on Furnace Taphole Lancing

Authors

  • Markus Erwee SamancorCr
  • Quinn Reynolds Mintek, Randburg, South Africa
  • Johan Zietsman Ex Mente Ltd, Pretoria, South Africa

DOI:

https://doi.org/10.17159/

Abstract

Pyrometallurgical furnaces, essential for metal extraction, operate at temperatures exceeding 1600 ° C and represent complex multiphase systems that challenge direct industrial research. Multiphysics models play a key role in shedding light on these intricate behaviours, supporting the refinement of design and operational strategies. Integral to the operation are the tapholes, which facilitate the removal of molten products and are routinely opened via lancing, a process comparable to the use of a cutting torch, where high temperatures result from oxygen reacting with an iron lance. When the lance pierces the clay, oxygen gas enters the furnace, which could influence the behaviour of the molten material inside.

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Author Biography

  • Markus Erwee, SamancorCr
    Technical and Manager - Pyrometallurgy

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Published

2026-01-19

Issue

Section

Computational modelling