Applicability of solar PV for rooftops

  There is a lot of chatter about whether to put “this solar thing” on rooftops. Often, however, the full impact of such an intervention is not understood, and so the differences between the solar options should first be clarified. Solar thermal applications are energy saving (reduction of electricity consumption) where radiation is converted to […]

A case study of climate variability effects on wind resources in South Africa

  South Africa is a signatory to the United Nations Framework Convention on Climate Change (UNFCCC); and is committed to reducing greenhouse gas (GHG) emissions by 42% by 2025 [1]. Apart from the climate change question, the necessity for the expansion and tweaking of South Africa’s energy resource industry has been marked by the electricity […]

First solar-powered EV charging station in South Africa

  The first solar photovoltaic (PV) powered electric vehicle (EV) charging station in South Africa was launched on 16 March 2015. The station, which is part of a 9 kW installation, is located on the premises of the South African-German chamber of commerce and industry (SAGCC), in Forest town Johannesburg. The system, which is considered […]

Save fuel and money with renewables in the midst of an energy crisis

  The national media has seen a flood of reports on the performance of the new renewable energy systems installed under the REIPPP, based on a press release issued by the CSIR. The release reports a savings in both fuel and costs, giving a net savings of R800-million in 2014. This article is a summary […]