Posts tagged as electricity

Time for variable pricing for feeding into the grid

For some time there have been proposals to charge customers variable prices based on when energy is consumed. Such schemes, which come in many forms and flavours including time-of-use pricing (TOU), real-time pricing (RTP), dynamic pricing and critical peak pricing (CPP) were originally intended to manage peak demand by encouraging consumers to shift some of […]

Eskom’s financial crisis and the viability of coal-fired power in South Africa

Meridian Economics published a report recently on Eskom’s financial crisis and the decreasing demand for electricity while its costs continue to rise dramatically, driven primarily by its new-build programme. This is the executive summary of the report. The South African power system has reached a crossroads. Eskom, the national power utility, is experiencing an unprecedented period […]

Thabametsi coal plant given go ahead despite staggering climate impacts

On 30 January 2018, Edna Molewa, the minister of environmental affairs, issued a long-awaited decision in relation to the environmental authorisation for the Thabametsi coal-fired power station. The Minister has decided that – despite the undisputed evidence of the significant climate impacts of the power station, and a landmark judgment of the High Court last year, […]

Hum-free installation contactors released

ABB has launched a range of all-new installation contactors which cover a wide range of ratings from 16 to 100 A. These devices are designed to provide hum-free operation, making them ideal for switching and controlling lighting, heating, HVAC and ventilation applications, and motors and pumps in noise-sensitive environments. The installation also fits easily with the […]

Supporting Sudan’s development

To support the country’s development, Siemens has established a local company in Sudan. The company, which specialises in electrification, automation and digitalisation, says Sudan forms part of its key plans for the continent and it has identified electrification as a catalyst to unlock the growth potential that Sudan and East Africa has as a region. […]

Electricity management system for power grids

Schneider Electric says its Advanced Distribution Management System (ADMS) will become the standard platform for utilities to manage reliable, safe and efficient operations of power grids. ADMS will facilitate management of end-to-end processes in and around the control room and will be instrumental in the process of IT/OT transformation. Increasing energy demands has led network […]

Ten key takeaways from Eskom’s 2017/18 interim financial results

A refreshing honesty and frankness in dealing with the critical issues facing the utility was revealed by new Eskom chairman Jabu Mabuza and acting CEO Phakamani Hadebe at the long awaited and delayed Eskom interim financial results presentation for the six-month period ending 30 September 2017. New Eskom chairman, Jabu Mabuza Eskom’s interim financials revealed […]

SAUPEC2018: The sky’s the limit for power engineers

The 26th South African Universities Power Engineering Conference (SAUPEC) was hosted by the School of Electrical and Information Engineering of the University of the Witwatersrand, in conjunction with the South African Institute of Electrical Engineers (SAIEE), recently. The event provided a forum for post-graduate students and faculty from the region to present their research work […]