MechChem Africa July-August 2020

18

6

24

30

CONTENTS Minerals processing and materials handling 6 TAKRAF conveyor technology for large world copper mine Tenova companyTAKRAF has supplied the principal ore transportation system to move crushed copper ore from underground storage bins to a surface processing site of Chile’s Chuquicamata mine. 8 Industry learns the complexity of chute design – the hard way 9 BOT model can transform mining and boost emerging contractors 10 Custom-built screen solutions for tonnage and lowest TCO 11 On-site sievebend tests at metal refinery Power transmission, bearings, bushes and seals 12 BMG Bearings: an overview BMG business unit manager for bearings, seals and gaskets, Wayne Holton, summarises his division’s bearing product offering and takes us though some of the different bearing types and their applications. 15 Special gear units for agitators, aerators and mixing systems 16 Ring-geared mill drive system for copper mine 17 Same-day VSD solution for East Rand client Hydraulic and pneumatic systems 18 Accumulator testing, refurbishment and recertification Hytec Fluid Technology (HFT) workshop foreman and technician,Tony Greef, talks about the company’s accumulator refur- bishment, testing and recertification service from the Bosch Rexroth company’s Johannesburg facility. 19 E-Pulse hydraulic pumps deliver higher flow, convenience and precision Automation, process control, instrumentation and CAE 20 Altair 2020: The most significant release in the company’s history MechChemAfrica summarises the presentation fromAltair 2020 by James Scapa, chairman, founder and CEO; and a report by CTO, James Dagg, on enhanced integration in the new release. 22 Open Integration Partner Programme enables IIoT exploitation 23 Own your plant’s future now: build a digital foundation PowerGen, PetroChem and sustainable energy management 24 Renewable energy champions rebrand to Zutari Paul Nel, Africa Energy lead for Aurecon which has now been renamed Zutari, talks about the company’s rich legacy of involvement with some of Africa’s most prestigious renewable energy projects. Environmental management, waste and cleaning technologies 26 First of its kind recycling project launched in Limpopo A joint separation-at-source initiative between HDPE and PP plastics’ manufacturer, Safripol, and PET recycling company, PETCO, is being rolled out in Limpopo to target a cleaner environment and job creation. 27 Bio disinfectants: a dream job for a process engineer Innovative engineering 30 Decarbonising the energy trade The Lux Research team has released an analysis of how future global energy networks will evolve as a result of the world moving away from the intensive use of carbon-based fossil fuels. Lead analyst, Tim Grejtak, presents some key findings. Regulars 2 Peter’s comment: SpaceX launches a new era of human achievement 4 On the cover: TRI-SHARK from Zwick – exceptional performance with simplicity: Valve & Automation South Africa describes the features and advantages of the TRI-SHARK Throttling Trim Cartridge valve from Zwick. 28 Product and industry news 32 Back page: Top solutions for water treatment

Published bi-monthly 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 Jan-Mar 2020: 4 003 Printed by: Tandym Print, Cape Town

Front cover: Valve & Automation Contact: Desmond Delport

Tel: +27 86 110 3103 VDOHV#YDOYHV FR ]D b www.valves.co.za

Publisher of the Year 2018 (Trade Publications)

July-August 2020 • MechChem Africa ¦ 1