SDG – Technologies

Kyle Pillay

Lafarge Cement KLN4 Line Liquid resistance Starter Replacement

Problem The KLN 4 production line at Lafarge Lichtenburg’s Raw Mill, Coal Mill and 1MW Fan were regularly breaking down and resulted in down time and production losses. Evaluation tests done on the Liquid Resistant Starters(LRS) confirmed that the starters generated high startup torque spikes and were subjecting the drive trains to damaging high torque …

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Anglo Platinum, South Africa
Tumela Mine, no 8, Compressor.

Problem: The mine’s Compressor no 8, a 15 MW compressor, was flagged as the mine’s worst performing asset. The compressor had a history of frequent breakdowns, including gearbox and motor failures, resulting in high repair and maintenance costs.  Intervention: A new high turndown LRS with stainless electrodes and a MillSafeStart Condition Monitoring, Protection and Control …

Anglo Platinum, South Africa
Tumela Mine, no 8, Compressor.
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THARISA MINERALS 3 NEW ADVANCED LIQUID RESISTANCE  STARTERS

PROJECTS THARISA MINERALS 3 NEW ADVANCED LIQUID RESISTANCE  STARTERS (ALRS’s). PROBLEM Tharisa Minerals experienced mill gearbox and motor failures at their Voyager Plant near Mooinooi,  Rustenburg in South Africa.   Typical incidents The LRS’s overheated as a result of the shorting contactor opening during normal mill running.  This caused loss of production time as it took …

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