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Chemical Technology • January 2015
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Contents
Chemical Technology is
endorsed by The South
African
Institution of Chemical
Engineers
Transparency You Can See
Average circulation
(Q3 July – Sept 2015)
3 628
and the Southern African
Association of Energy
Efficiency
DISCLAIMER
The views expressed in
this journal are not neces-
sarily those of the editor
or the publisher.
Generic images courtesy
of
www.shutterstock.com26
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http://www.chemicaltechnologymagazine.co.za/
REGULAR FEATURES 3 Comment by Glynnis Koch 29 IChemE SAIChE news 30 Spotlight 32 Sudoku No 111 and solution to No 110 / Et cetera COVER STORY 4 APE Pumps shows its turnkey capabilities in Malawi APE Pumps recently completed a major portion of an upgrade project financed by the World and European Investment Banks to rehabilitate pipelines and pump stations supplying water from the Shire River to Blantyre, Malawi. WATER TREATMENT 6 Water for a sustainable world: Urbanization The global water crisis is one of governance, much more than of resource availability, and this is where the bulk of the action is required in order to achieve a water-secure world. by Bhushan Tuladhar, Andre Dzikus and Robert Goodwin, all of UN-Habitat 11 Focus on water treatment PUMPS AND VALVES 14 International collaboration results in new non-seal canned motor pump What do you get when you combine a powerful motor with a high-efficiency hydraulic system? The new Ecochem Non-Seal series of canned motor pumps is making a major impact in the pump industry, not only because of its reliability, but also because the pump comes in several flexible design variants. by Bryan Orchard 18 Focus on pumps & valves CONTROL & INSTRUMENTATION 22 Endress+Hauser CIP technologies saving at least 20 % energy Recent innovations in technology now enable plant operators to calculate the optimal mix of water, chemicals, temperature and flow required to achieve safety standards while saving at least 20 % in energy cost and by reducing the downtime for cleaning by at least 20 %. 28 Focus on control & instrumentation