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From the Editor Copyright
Government’s conundrum regarding Eskom 1 Copyright of all material appearing in energize
is vested in EIA Publishing (Pty) Ltd. In
COVER STORY submitting any article for publication, the
Remote operator-initiated purge for safety, increased efficiency and risk mitigation 5 authors confirm that they own the copyright to
the said article, which is ceded to EIA Publishing
NEWS (Pty) Ltd for publication. The editor reserves
Long life polymer bearings for solar power generation 6 the right to edit or shorten articles submitted
Floodlighting for high school’s hockey field 6 for publication. Editing and/or shortening is
done with due dilligence, where necessary in
Mobile robots streamline the transport of medical vials in pharmaceutical clean room 7 conjuction with the author(s).
Cutting edge hybrid solar energy system for tea estate 8 No part of this publication may be
Keeping miners safe from lightning 9 reproduced, or stored in a retrieval system,
Innovative transfer switches launched 10 or transmitted in any form, or by any means,
Sewerage project brings health and hope to local community 10 except as described below, without the written
Strategy to address key issues of today’s changing energy landscape 12 permission of EIA Publishing (Pty) Ltd. Copying
Prepaid electricity meters now available from popular online supplier 13 of articles is not permitted except for personal
Detecting difficult targets reduces complex installations 14 and internal use, to the extent permitted by
OSM recloser achieves seismic type testing 14 South African law. Permission is not required
to make abstracts, on condition that a full
Distribution agreement supports customers in Mozambique 16 reference to the source is shown. Requests for
Toshiba to increase production of polymer housed surge arresters 17 permission for other kinds of copying should be
Compact imager boasts auto hotspot finder, ethernet and auto-operation 20 addressed to EIA Publishing (Pty) Ltd.
Row2Rio ocean rower to head up solar company 20
Keeping Africa’s largest distribution facilities ‘switched on’ 21 Disclaimer
Bursary to support tertiary studies for communities across three provinces 22 Articles published in energize do not
Skid mounted chlor-alkali technology and plant solutions 23 necessarily reflect the views of EIA Publishing
All in one protection relay offers innovative simplicity 24 (Pty) Ltd or the editor. In addition, views
expressed by the editor do not necessarily
reflect the views of EIA Publishing (Pty) Ltd or
Power developments in Africa 26
any other person or organisation associated
with energize.
VIEWS AND OPINION It is a condition of publishing material in
The economics of grid defection revisited 27 energize that EIA Publishing (Pty) Ltd shall
How South Africa’s troubled power utility is being reset 29 not be liable for any consequential or other
Raising the generation licencing threshold to 100 MW is necessary but insufficient 32 damages arising from the publication in good
Funding the sun: Solar PV financing options for industry and commerce 34 faith of any article, advertisement, picture,
comment, view or opinion. This applies to
publishing, failing to publish, late publishing or
Technical incorrectly publishing any article, advertisement,
Externally gapped line arresters: Smart solution for stable power supply 36 insert, picture, caption, etc.
Data-based energy performance certificates now mandatory for certain buildings 40 It is acknowledged that errors in transcript,
Obtaining power quality grid-code compliance for a wind farm 42 human and technical errors can and do occur,
Identifying ageing and installation issues in an HV bushing 46 but that reasonable effort will be made to
Broken conductors and negative sequence overcurrent protection 49 minimise their occurence, and to acknowledge
Efficiency of electric motor driven systems 52 and correct such errors when they are brought
Power factor correction systems for low and medium voltage networks 56 to the attention of EIA Publishing (Pty) Ltd.

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