2016 – Issue 4
Magazine Article
Partial discharges, the cancer of power cables
Power cable related faults are among the major causes of outages in medium voltage (MV) power distribution networks. Modern power cable technologies now use...
Magazine Article
Emergence of a commercial market for mini-grids in Africa
Given the $37 billion (in cash, not opportunity cost) that the IFC estimates is spent annually on meeting basic household energy needs, there is...
Magazine Article
Living lightly off the grid, where diesel remains centre stage
With a realised figure estimated at 3,000 reliable, uninterrupted hours of sunlight each year, Africa is well positioned to be one of the most...
Magazine Article
Valuing the role of chief audit and compliance officer in the...
Promoting the role of women in the energy sector is at the heart of the human resources’ team at the Eko Electricity Distribution PLC...
Magazine Article
Condition monitoring of equipment to improve quality of supply to customers...
The quality of supply (reliability) of electricity supply to customers is measured in terms of the frequency and duration of interruptions. The indices used...
Magazine Article
Evolution of medium voltage cable accessories
By Patrick O’Halloran, chief engineer condition monitoring at City Power, Johannesburg, South Africa
Medium voltage (MV) cable accessories have changed since our grandfathers terminated and jointed...
Magazine Article
Three-phase testing of power transformers made easy
Performing a range of standard electrical tests on a regular basis has proven to be an effective way of gaining reliable insight into the...
