2014 – Issue 3

Avoiding catastrophic failures of DC battery back-up systems

Standby batteries are needed to protect critical systems in the event of mains power failure. Typical applications are in electrical substations, telephone systems, hospitals,...

Rising electricity prices is good news for solar energy users

Amid rising petrol prices and threats of interest rate hikes, there’s one ballooning cost that solar energy users don’t need to worry about: increasing...

Reason for the application of a shunt reactor

Reduction of transmission losses and load independent voltage stabilisation are decisive factors for optimal network operation in the transmission and distribution network. While in...

In depth: Africa’s power sector opportunities and challenges

Under the central theme of ‘Delivering Beyond Tomorrow’, the conference focused on the vital role of power as a facilitator for economic growth in...

Social Economic Development – cornerstone of SA’s Renewable Energy Programme

The Renewable Energy Independent Power Producer Procurement Programme (REIPPPP) is a comprehensive programme which doesn’t just pave the way for affordable, green electrons on...

Active cooling for maximum yields

As beneficial as intense solar irradiation is for the photovoltaic industry, rising heat places heavier demands on central inverters used to produce clean current...

Sub-Saharan Africa needs climate more conducive to IPP investment

Nations in sub-Saharan Africa need to bolster their efforts to create more conducive climates for investment from independent power producers (IPPs) if they are...

Delivering quality power to Nigeria is the first step…

Global technological advancements are in stark contrast to development in most regions in Africa, particularly sub-Saharan Africa with its reliance on biomass as a...

Electrifying the rural world … one microgrid at a time

Residents of the Annobon Province, an island off Equatorial Guinea in Central Africa, have only 5 hours of electricity access per day and spend...

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