Battery energy storage answer to SA's solar surplus, says analyst
As solar energy generation booms in South Africa, independent power producers (IPPs) are increasingly facing financial difficulties due to electricity…
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As solar energy generation booms in South Africa, independent power producers (IPPs) are increasingly facing financial difficulties due to electricity curtailment, which occurs when excess energy cannot be absorbed by the grid. Energy analyst Chris Yelland points out that some IPPs have experienced payment delays from Eskom, sometimes extending up to a year.
Instead of curtailing energy production, Yelland argues that South Africa should incentivize higher daytime electricity consumption through lower tariffs, enabling battery owners to exploit price variations. By charging batteries during surplus production and selling power during peak demand, efficiency in energy management could improve significantly, reducing waste and costs involved in compensating IPPs for unutilised electricity.
This shift could stabilize the financial landscape for renewable energy producers.
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Eskom has been slow to reimburse IPPs for curtailed electricity, with payment delays of up to a year. Analysts propose that incentivising daytime consumption could mitigate wastage. By offering low tariffs during surplus production, battery owners can store energy and resell it at peak times.
Why It Matters
As South Africa transitions to renewable energy, addressing curtailment and payment delays is vital for the sustainability of IPPs. Implementing battery storage solutions could enhance energy efficiency and boost investor confidence. The trend towards renewable energy necessitates proactive measures to optimise power consumption and distribution.