Posts tagged as Eskom

Grid risks associated with wind generation

  by Terry Mackenzie-Hoy, University of Witwatersrand What happens in dealing with the intermittent input from wind turbines? It is not too much of a problem at present with the relatively small wind generation programme planned. Beyond that, there could be problems. Potentially one has an unpredictable power swings of about 1485 MW (wind) and predicable […]

Award for 3D modeling of Kusile power station

Eskom’s Kusile power station, which is currently under construction near Emalahleni (Witbank) in Mpumalanga province, has been awarded first prize in the 2013 Be Inspired competition, in the Innovation in Power Generation category for the innovative development and use of a 3D Plant Operating & Maintenance (O&M) Simulator. The O&M Simulator was created on 3D-Pact […]

Boss of the year 2013: Ayanda Nakedi on leadership as a journey

  by Pierre Potgieter, EE Publishers Ayanda Nakedi, senior general manager of Eskom’s Renewables Unit, has been awarded the Dictum Publishers’ 2013 Boss of the Year Award, a national, independent award nominated for by the candidate’s colleagues and employees. Nakedi spoke to Energize about her award, her work, and her success. It’s an old school […]

Video: Brian Dames says Eskom has full control of SA’s power system

  by Roger Lilley, editor Addressing the media regarding the state of the system, Eskom’s chief executive, Brian Dames, said that last week’s emergency was caused by the loss of about half of the electricity it usually receives from the Cahora Bassa hydro-electric scheme in Mozambique. This shortfall brought an already tight supply system dangerously […]

Jeffrey’s Bay wind farm now supplying power

  Jeffreys Bay Wind Farm announced that  ten of the project’s wind turbines have now commenced supplying power to Eskom, one of the country’s first wind farms to do so in South Africa. Over 65% of the project’s total of 60 wind turbines have already been erected. The transportation programme, which began on 22 July 2013, and […]

Video: The state of energy in Africa

Following the recent IMF Annual Meeting, CNBC Africa hosted a special panel discussion and debate at the Wits Business School in Johannesburg to discuss South Africa’s role in the global energy market. The discussion focused on the state of energy in Africa and how the business sector is addressing these challenges and the implications of […]

Protecting pole mounted MV transformers

by M du Preez and WJD van Schalkwyk, Eskom Unplanned outages often occur as a result of transformers, drop-out fuses and surge arresters which fail during lightning storms. MV drop-out fuses with upstream feeder protection need to be properly graded to ensure correct protection during both lightning and power frequency faults. Download the PDF

Air quality regulations – playing the numbers game with power stations

Recent media reports about Eskom’s plans to reduce its generating capacity to comply with the requirements of the minimum emission standards (MES) of the air quality act have caused concern about an already strained generation fleet. This article looks at some of the issues raised about the efficacy of compliance with new standards. Download the […]

Solar farm supplies power onto the grid

  De Aar Solar Power is exporting power into the De Aar Municipality’s power grid. In the event of a power outage due to scheduled maintenance by Eskom, or perhaps a fault on the line, the company will be able to supply power to the town and surroundings areas. During the commissioning process, the inverters […]

Minister bids farewell to utility’s GCE

  Malusi Gigaba, the minister of public enterprises, has noted the resignation of Eskom’s group chief executive Brian Dames whose last day of service is 31 March 2014. The minister has directed the board to expedite the recruitment process to find a suitable successor to ensure a smooth transition. Dames led Eskom when the company […]