Featured: Energize

How to save money and the environment

  South African electricity prices increased 78% between 2008 and 2011, and by more than 20% year-on-year from 2010 to 2013. Prices are predicted to rise by a further 8% year-on-year until 2018, taking the cost per kWh to 89,13 cents in 2018, up from 65,51 cents in 2013 – and this is before we […]

Steep tariff increases stunts economic growth

  South Africans can expect the increase in electricity tariffs next year to be between 10 and 13%. This is the opinion of market and industry research company, Frost and Sullivan, following the National Energy Regulator of SA’s (NERSA’s) recent announcement that it has approved the regulatory clearing account (RCA) for Eskom. This adjustment was given in […]

Technologies for clean coal-power generation

  Coal is going to be an important component of power generation for many years to come. Increasing environmental requirements state that pollution associated with the burning of coal for power generation must be reduced if not eliminated altogether. Technologies for the removal of the harmful by-products associated with the burning of coal have been […]

The Jacob Marley column: Hickory, dickory, dock

  Sir Clocks have always played an important role in power systems. From the earliest days when George  Westinghouse’s alternating current won the commercial battle against Thomas Alva Edison’s direct current, and in spite of the comeback that DC rightly made in later years, every generator (or inverter) in the system must run at synchronous […]

Integrating a wind farm into a transmission or distribution system

  South Africa’s Renewable Energy Independent Power Producer programme (REIPPP) has produced keen interest by Independent Power Producers in wind energy facilities (WEFs) [1]. Integrating a WEF into a transmission or distribution network not only requires good engineering practices but also conformance to the NERSA grid connection code. This paper considers some of the requirements […]

Power to grow sub-Saharan Africa’s economy

  While achieving a buoyant economic climate is a feat in itself, the real challenge lies in staying afloat. To sustain the economic optimism that Africa is now enjoying, it is imperative that governments, particularly in sub-Saharan Africa, address the critical issue of chronic power shortage, which hampers the development of various industries in the […]

In conversation with Dr. Pat Naidoo, president SAIEE: Engineers must lead from the top!

  Engineers must lead from the top was the strong message from Dr. Pat Naidoo when he delivered his inaugural  presidential address at the South African Institute of Electrical Engineers (SAIEE)’s annual general meeting earlier this year. “It is all about growing world class customer focussed engineers who must lead from the top.” In my […]

Two new Fluke thermal imagers available

  Information from Comtest Fluke, represented locally by the Comtest Group, has introduced two new thermal imagers, the Ti105 and TiR105 – the latest addition to Fluke’s series of lightweight, rugged, and easy to use imagers – specifically designed for use by maintenance professionals. The Ti105 and TiR105 offer the popular Fluke IR-Fusion technology feature, […]