Hartmut Winkler
A lifelong academic who served stints as Dean of Science and acting Deputy Vice-Chancellor: Academic at the former Vista University in South Africa and was until recently the Head of Physics at the University of Johannesburg. Research interests range from astrophysics through to atmospheric physics, solar energy and energy supply. A vocal commentator on South African energy issues, especially the renewables versus nuclear debate.
Why South Africa’s electricity blackouts are set to continue for the next five years
/ 6 April 2021

Why South Africa’s electricity blackouts are set to continue for the next five years

South Africa is once more experiencing periodic power cuts. These typically take the form of scheduled supply interruptions, for two to four hours a day, whenever the country’s electricity system is overloaded. Such overloading currently happens on 40-50 days a year. Eskom, the country’s power utility, recently admitted that such interruptions are likely to persist […]