MechChem Africa March-April 2021

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CONTENTS

Power transmission, bearings, bushes and seals 6 BRAVE: exploring bearing failure, life and artificial intelligence An experimental verification facility that will provide unprecedented insights into the mechanisms behind bearing failure and performance prediction is being built by SKF. 8 Robust planetary gearboxes for long service 9 BI consolidates motor brands 10 New and improved NSK SRBs from BMG 11 Locally assembled drive solutions Pump systems, pipes, valves and seals 12 Grindex: for long lasting pumping solutions Jordan Marsh of Integrated Pump Technology talks about why Grindex Pumps have become a preferred solution for mining applications across South and sub-Saharan Africa. 14 Sustainability vision for Africa and the Middle East 17 Intelligent water treatment solution cuts bacteria growth Hydraulic and pneumatic systems 18 Pick and place systems with digitised pneumatics This article describes how Festo’s Motion Terminal VTEM system with Motion Apps is revolutionising and simplifying pick and place positioning applications. 19 Nifty nitrogen from Rand-Air generators Minerals processing and materials handling 20 Scalping screen designs for extended panel life and better material stratification MechChemAfrica talks to Kenny Mayhew-Ridgers of Kwatani about the company’s design philosophy for large scalping screens. MechChem Africa talks to Kate Bester of Jet Demolition about new equipment and methodologies being pioneered by the company for improved safety, reduced environmental impact, maximised material reuse and minimised site contamination. 30 SA Manufacturing base a springboard for Africa growth 31 Integrated solutions address energy security Automation, process control, instrumentation and CAE 32 OMRON robot streamlines food deliveries In Helsinki in Finland, an autonomous mobile robot operated by OMRON’s solution partner, Dimalog, is taking part in a month- long trial of a ‘Home-on Demand’ automated courier service. 33 Tectra engineers world-first roof tile solution 34 Optimising DeNOx plants in the cement industry 35 Tenova chooses ABB automation for tinning line Environmental management, waste and cleaning technologies 36 Software-as-a-Service (SaaS) water quality monitoring Bosch Capital has been appointed by Carin Bosman Sustainable Solutions (CBSS) to support the commercial development of the new LEGUAANTM Software-as-a-Service (SaaS) water quality monitoring tool. Special report 38 NFTN intervention helps lift SA foundry to global standards MechChem Africa talks to Manini Phokwane Ramagaga of the National Foundry Technology Network (NFTN) about a foundry intervention that secured the future of 130 jobs. Innovative engineering 42 SA’s next-generation valve and pump engineering specialist MechChem Africa talks to Moeketsi Mpotu of Brimis Engineering, about next-generation valve and pump services for South Africa’s power, petrochemical and water sectors. Regulars 2 Peter’s comment: 4 On the cover: VEGAFLEX and VEGASWING to ensure LNG production accuracy: Sebastian Harbig of VEGA talks about guided-wave radar level sensors and vibrating level switches for an LNG Project. 39 Products and industry news 44 Back page: Advanced NDT offered by WearCheck AFS 22 E+H’s IIoT ecosystem for the process industry 24 New DELKOR BQR flotation cell with ‘MAXGen’ 27 Cyclone evolution improves coal fines recovery PowerGen, PetroChem and sustainable energy management 28 SA’s safer and greener heavy industrial demolition contractor

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: mechchemafrica@crown.co.za www.mechchemafricamagazine.co.za Editor: Peter Middleton 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. e-mail: peterm@crown.co.za Advertising: Elmarie Stonell e-mail: elmaries@crown.co.za

Transparency You Can See Average circulation Q2 2020: 6 305 Printed by: Tandym Print, Cape Town

Front cover: VEGA Controls SA Contact: Leandi Hendrikse Tel: +27 (0) 11 795 3249 leandi.hendrikse@vega.com www.vega.com

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March-April 2021 • MechChem Africa ¦ 1