THYSSENKRUPP INDUSTRIAL SOLUTIONS AG

High time for high temperatures

ThyssenKrupp Industrial Solutions AG (TKIS) has become a major player in the field of pyroprocessing minerals. Limestone, gypsum, dolomite, magnesite (natural as filter cake or flotation concentrate) and bauxite are those precious raw materials for which TKIS designs and engineers kilns and furnaces.

1 Introduction

In today’s market not only energy efficiency, sustainability and innovation are mutual objectives, but also reliable aggregates to perform for decades. With rising energy costs and the desire to maintain a clean environment for future generations, TKIS from Beckum, Germany strives to provide the best equipment, which applies the latest developments in technology for the best use of mineral resources. Thus, everybody always has to be ready to find new approaches. No matter how exotic und unusual the material – with its range of products any company can always find a way to process...

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Issue 12/2011

Simulation of lime calcination in PFR kiln – Influence of energy input and lime throughput

This article presents a one-dimensional mathematical model to describe and simulate the lime calcination process in a parallel flow regenerative (PFR) lime shaft kiln. The model comprises ordinary...

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Issue 8/2021 MAERZ OFENBAU AG

New PFR lime kiln process with blast furnace gas and oxygen

The annual worldwide lime production amounts to approximately 400 million t and roughly 50% thereof is used for the iron and steel industry. Large steel mills often operate their own lime kilns and it...

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Issue 9/2015 OTTO VON GUERICKE UNIVERSITY MAGDEBURG

Simulation of limestone calcination in ­normal shaft kilns – mathematical model

1 Introduction Lime burning, i.e., the calcination of limestone, is a very complex process, because it involves numerous significant parameters – including: the operating conditions (throughput,...

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Issue 10/2015 OTTO VON GUERICKE UNIVERSITY MAGDEBURG

Simulation of limestone calcination in ­normal shaft kilns – Part 2: Influence of process parameters

1 Introduction The calcination of limestone in normal shaft kilns is a complex process, since it is influenced by a variety of parameters. These influencing factors are: the operating variables such...

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Issue 4/2018 QUALICAL INTERNATIONAL SRL

Lime production experience 4.0

1 The calcination process The calcination of limestone is a chemical process of decomposition in which heat applied to carbonates decomposes them into oxides. Decomposition takes place at a...

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