Posts tagged as renewables

Innovative analysis procedure for biogas substrates

  Weltec Biopower is developing a quick test for identifying inhibitors in biogas substrates. Input mass may contain substances that prevent efficient biogas production such as ammonium, copper, zinc, drugs and disinfectants which are often identified as inhibitors in slurry and manure. Even traces of these substances are detrimental to the bacteria in the digester […]

How to address non-technical risruptives in the energy sector

  Credit rating movements, exchange rate volatility, political shuffles, legal challenges, foreign elections and local activists all add to the turbulence of the world in which we live and work. How is the energy sector impacted and how should it react?  Perhaps, like a super-tanker, the sector has too much inertia to be affected by […]

SAREC: Failure by DoE to solve PPA saga disappointing

  The South African Renewable Energy Council (SAREC) is deeply disappointed that the Department of Energy (DoE) and Eskom failed to provide any certainty for investors during the recent update to parliament on Eskom’s failure to sign Power Purchase Agreements (PPAs) with Independent Power Producers (IPPs). The inter-governmental task team has instead proposed further delays […]

Producing industrial hydrogen from renewable energy

  Producing hydrogen requires a large amount of energy which is usually generated from carbon-emitting technologies such as coal-fired power stations. This article proposes a return to the way hydrogen used to be produced – by electrolysis of water, powered by renewable energy sources. Over 60-million tonnes of hydrogen is produced every year for a […]

Book launch: Innovation and disruption at the grid’s edge

  Dr. Fereidoon Sioshansi’s new book, “Innovation and disruption at the grid’s edge” examines the implications of distributed energy resources and the rise of prosumers on the incumbents’ business models, as well as the challenges regulators will have to face as they manage a level playing field for newcomers and existing players, in the light […]