Drives, motors and switchgear
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by Karl van Rensburg, Siemens South Africa Rail Electrification
Open cast mining has always been an opportunity for operation of diesel-electric driven haul trucks, which are powered by a diesel-electric drive system consisting in principle of two electric drive motors, integrated through gears into the rear wheels of the trucks, an electric generator/alternator and a powerful diesel engine.
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by Anna Hildebrand Jensen, Danfoss
How ac drives improve efficiency, the advantage of choosing ideal components over pre-bundled packages, and total cost of ownership considerations.
Read more: Driven by drives: Energy efficiency for a better tomorrow
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by Rudi Swanepoel, SEW-EURODRIVE South Africa
A very large order for SEW-EURODRIVE’s MC Series industrial gear units is being supplied to a gold-mining project in Kazakhstan.
Read more: Total South African drive solution for Kazakhstan gold mine
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Philippe Hampikian, Schneider-Electric
Since arriving on the market, VSDs have proliferated across many industries.
Read more: Service-oriented Drive Deployments Improve VSD Driveline Uptime
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By Henry du Preez, Consultant
More efficient operation of motors can be achieved by optimising the energy consumption under varying loads.
Read more: Electric Induction Motors: Power Management System
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by David Claassen, Zest WEG Group
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