MechChem Africa February 2017

⎪ Plant maintenance, lubrication and filtration ⎪

Dust collection system upgrade for lime plant Environmental solutions business unit John Thompson Air Pollution Control (APC), a division of ACTOM, recently won a fast-track turnkey contract to upgrade the dust collection system of one of the main kilns at Idwala Lime’s production plant at Danielskuil in the Northern Cape. any reduction in performance efficiency,” commented Raymond Hopkins, project manager on the contract. The bag filter systemwill be operated by a 2 050 mm diameter double-inlet double- width customised induced draft centrifugal

to the renewable energy projects. It alsoholds numerous t echno l ogy, d i s t r i bu t i on and value-added reseller agreements with various partners, both locally and internationally. q

fan designed and manufactured by ACTOM’s specialist ventilation fans business unit, TLT ACTOM. The fan, made of highly wear- resistant Weldox 700 steel will be driven by a 670 kW electric motor. ACTOM (Pty) Ltd is the l a r g e s t ma nu f a c t u r e r, solution provider, repairer and distributor of electro- mechanical equipment in Africa, offering a winning and balanced combination of manufacturing, service, repairs, maintenance, projects and distribution through its 40 outlets throughout Southern Africa. ACTOM is also a major local supplier of electrical equipment, services and balance of plant

The new system, for which John Thompson APC was awarded the contract mid last year, was delivered on schedule at the end of September 2016 to enable it to be installed and ready to go into operation at the beginning of November. The contract, worth over R30- million, involved converting the original dust collection system comprising an electrostatic precipitator (ESP) serving the plant’s No 7 kiln to a reverse pulse bag filter system capable of reducing emission levels tobelow20mg/m 3 inaccordancewith environmental legislation due to come into effect in 2017. “In redesigning the dust collection system for our bag filter system, the casing of the ESP is retained to be adapted to house the tubular filter bags. This is a cost- saving solution for the customer without

A CAD representation of the reverse-pulse bag filter system installed by John Thompson APC at Idwala Lime’s Danielskuil plant.

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