ESS’s partnership with Sapele for a project using iron-flow technology to improve generation efficiency in Nigeria, represents the largest US government-financed battery storage system export to Africa to date, and will provide an initial 1MW/8 MWh of long duration energy storage.
[pdf] According to the latest report, Africa Solar Outlook 2025, published by the Africa Solar Industry Association (AFSIA), 2024 saw a tenfold increase in installed energy storage capacity across the continent.
[pdf] Imagine this: a giant metallic disc, spinning at 40,000 RPM in a vacuum chamber, storing enough energy to power 500 homes for hours. No, it’s not a Star Wars prop—it’s the Bloemfontein Pillar flywheel energy storage (FESS) project, South Africa’s answer to grid instability.
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