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Cutting down electricity usage can help save costs for SA school - study reveals By The Conversation Jason Avron Samuels,Leslie van Rooi, MJ (Thinus) Booysen and Sara Grobbelaar Despite financial constraints, high costs and the best efforts of principals, electricity usage in South Africaâs schools remains largely unchecked, as schools focus on educational outcomes. The countryâs 23,471 public schools use an estimated 3.5 TWh of energy a year. This is about a quarter of Koeberg nuclear power stationâs production and it costs about R5 billion ($330 million). In a recent study we analysed the energy usage of 13 schools in Stellenbosch, a town in South Africaâs Western Cape province. The sample included poor and affluent schools. We then compared it with what schools use in other countries. This comparison makes it possible to estimate energy efficiency and see where money can be saved. ....
Schools’ annual bills can be reduced by up to 39% if fluorescent lights are replaced with LEDs 28 January 2021 - 20:20 By Jason Avron Samuels, Leslie van Rooi, MJ (Thinus) Booysen and Sara Grobbelaar Despite financial constraints, high costs and the best efforts of principals, electricity usage in SA’s schools remains largely unchecked, as they focus on educational outcomes. The country’s 23,471 public schools use an estimated 3.5TWh of energy a year. This is about a quarter of Koeberg nuclear power station’s production and it costs about R5bn. In a recent study, The Conversation analysed the energy usage of 13 schools in Stellenbosch, in the Western Cape. The sample included poor and affluent schools. We then compared it with what schools use in other countries. This comparison makes it possible to estimate energy efficiency and see where money can be saved. ....
Light in the darkness: how South African schools should cut their electricity costs By Jason Avron Samuels & Leslie van Rooi & MJ (Thinus) Booysen & Sara Grobbelaar - The Conversation LISTEN JAN 26, 2021 Using LED lights in schools can drastically reduce the rate of electricity usage and costs. - Source: Shutterstock Despite financial constraints, high costs and the best efforts of principals, electricity usage in South Africa s schools remains largely unchecked, as schools focus on educational outcomes. The country s 23,471 public schools use an estimated 3.5 TWh of energy a year . This is about a quarter of Koeberg nuclear power station s production and it costs about R5 billion ($330 million). ....