MechChem Africa September-October 2023

16

06

30

44

Maintenance solutions and asset management 6 Lubrication – is it really that important? Eddie Martens of SKF South Africa unravels the mystery of lubrication which, he assures, if applied based on the ‘5 Rs’ taught to him during training, will deliver improvements in uptime as well as a visible cost saving. 9 Sustainability through optimisation 10 Microfine filtration boosts fuel quality, reduces equipment failure 11 Air filtration for dusty sites Water, wastewater and pumping solutions 12 Integrated solutions deliver process improvements “As mines look for opportunities to mine and process ore more cost effectively and sustainably, integrated solutions will play a growing role,” says Teddy Malunga of Weir Minerals Africa. 15 The right pump for your dewatering application 16 The truth about wastewater pump clog resistance Minerals processing and materials handling 18 Cyclone technologies for efficient size, mass and density-based separation Multotec Group’s Ernst Bekker talks about hydrocyclones and dense medium cyclones: how they work, their different applications and some of the things to look at for best possible separation, production, and recovery efficiencies. 21 FLSmidth delivers beneficiation equipment to phosphate mine 22 Radiometric mass flow measurement in lime works Heating, ventilation and air conditioning 24 BBE: SA’s Olympian mine ventilation and cooling specialist With over 30 years of design and development experience, BBE Group has been involved in many of the deepest and most challenging mine ventilation, cooling and heating projects in the world. PowerGen, PetroChem and sustainable energy management 26 Zest WEG powers Kipushi’s new dawn Mining in the Democratic Republic of Congo (DRC) is seeing the rebirth of the historic Kipushi Zinc-Copper Mine in the Katanga province, and Zest WEG is providing key electrical and energy infrastructure. 27 Gearless mill-drive winding project for Panama copper mine 28 SA’s US$1-billion hydrogen economy fund 29 Solar generation system at ACTOM Local manufacturing and food processing 30 ABB invests in local MV switchgear manufacturing ABB has added the local manufacture of UniGear ZS1 medium voltage (MV) switchgear to its South African Longmeadow facility. 31 SA manufacturing opportunities for SMEs Corrosion control and coatings 32 Massive 316 column for SA’s petrochemical industry Sassda member Kelvion Services recently manufactured a large stainless steel column for a local petrochemical company from ultra resilient, top-of-the-range 316 stainless steel. Hydraulics_Pneumatics and Automation 34 Filter monitoring: a crucial component for energy-efficient operation This article by Jürgen Arndt of WIKA outlines how continuous filter monitoring crucially influences the energy efficiency of a system and supports operators in complying with legal requirements. 36 Five value pillars for mining digitalisation 37 Emerson to automate electrification of catalyst reactor Innovative engineering 42 The world’s first offshore hydrogen production plant Sealhyfe, the world’s first offshore hydrogen production pilot, is now producing green hydrogen from a floating wind turbine in theAtlantic Ocean. Regulars 2 Peter’s comment: Artificial, applied and human intelligence 4 On the cover: Green ammonia, Power-to-X and engineering the sustainable tomorrow 38 Products and industry news 44 Back page:ACTOM unveils modern MV Switchgear

Published bimonthly by Crown Publications (Pty) Ltd Cnr Theunis and Sovereign Streets Bedford Gardens 2007 PO Box 140, Bedfordview, 2008 Tel: +27 11 622 4770 e-mail: peterm@crown.co.za www.mechchemafricamagazine.co.za Editor: Peter Middleton e-mail: peterm@crown.co.za Advertising: Elmarie Stonell e-mail: mechchemafrica@crown.co.za Design: Katlego Montsho Publisher: Karen Grant Deputy publisher: Wilhelm du Plessis Circulation: Brenda Grossmann The views expressed in this journal are not necessarily those of the publisher or the editors.

Transparency You Can See Average circulation Apr to Jun 2023: 10 391 Printed by: Tandym Print, Cape Town

Front cover: thyssenkrupp Uhde Tel: +27 11 236 1000 Email: nithesh.mohun@thyssenkrupp.com www.uhde.co.za

September-October 2023 • MechChem Africa ¦ 1