October 2023

The October issue of World Cement begins with a review of the state of the Turkish cement sector, courtesy of TÜRKÇIMENTO. The issue then moves on to cover a range of technical topics, including: Lubrication, Gears, Drives & Motors, Refractories, Pyroprocess Optimisation, Air Pollution Control, and Materials Handling.

This month's front cover is brought to you by Kluber Lubrications.

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REGIONAL REPORT: TURKEY

Meeting The Needs Of The World
TÜRKÇIMENTO (the Turkish cement manufacturers’ association) provides an update on the state of the Turkish cement sector. Additional cement plant updates added by World Cement staff.

COVER STORY

Cleaning Gear Drives On The Fly
Rodion Rodionov, Klüber Lubrication, gives operators advice on how to clean open gear drives during operation.

GEARS, DRIVES & MOTORS

Protecting Production In Prachovice
T. Rothardt and C. Rüttling, SEW-Eurodrive, discuss the replacement of the girth gears in two ball mills at a Czech cement plant.

Problem-Free Prediction
Schaeffler Lifetime Solutions provides insight into the modern options a cement plant has to simplify maintenance by making it predictable and plannable.

SEPARATORS & CLASSIFIERS

Separating Success
Olaf Michelswirth, Intercem, explains how upgrading to high efficiency separators can improve grinding performance and product quality.

REFRACTORIES

Banishing Buildup
Pankaj Gupta, HASLE Refractories, discusses buildup and coating formation in feed pipes, and showcases how these issues can be addressed with refractory linings having a smooth surface.

Progress With Prefired, Precast Bricks
Rudraksh Kulkarni and Divyendu Tripathy, Calderys, consider how precast, prefired castables offer cement plants bespoke solutions for all their refractory needs.

PYROPROCESS OPTIMISATION

An Overview Of Oxy-Combustion
Tahir Abbas and Michalis Akritopoulos, Cinar Ltd, and Syed Suhail Akhtar, Holcim, provide an assessment of oxy-combustion as a potential CO₂ mitigation technology that could become the leading CO₂ enrichment path for CCUS in the future.

AIR POLLUTION CONTROL

Formidable Fibres
Nathan Schindler, Evonik Corporation, describes how implementing a high-performance fibre material can help cement plants avoid air pollution and meet EPA standards.

SCR Solutions For The Cement Industry
Jeff Shelton, BD Heat and Dracyon, demonstrates why preventing buildup is vital for allowing SCR systems to tackle the cement industry’s NOx emissions.

Technology To Trust For Process Gas Analysis
Felix Bartknecht and Sriparthan Sriraman, SICK, illustrate the cutting-edge process gas analysis (PGA) systems that were used to help a French cement producer optimise their combustion efficiency while keeping emissions low.

A Breath of Fresh Air
Zhu Linhe & Zhang Wei, Sinoma Overseas Development Co., Ltd, and Wang Lan, China Building Materials Academy, discuss the construction and operation of a medium temperature SCR DeNOx project at the LafargeHolcim Dujiangyan cement plant.

Embracing ESP Technology
Steven A. Jaasund, LDX Solutions, Inc., outlines the process of upstream gas conditioning for carbon capture scrubbers with wet electrostatic precipitation technology.

MATERIALS HANDLING

Moving On Up!
Gambarotta Gschwendt outlines the key considerations when designing central chain bucket elevators to offer a low-cost and long-life solution for bulk materials transportation.