Research Impact & Highlights Details

Affordable Energy Storage for a Reliable Saudi Electric Grid

01 Oct 2024 @ 09:00 AM

Interdisciplinary Center for Sustainable Energy Systems ____________________________________________________________________________________
Saudi Arabia aims to install 130 GW of renewable capacity by 2030, spurring demand for new battery storage capacity in the Kingdom. Redox flow batteries offer the best possible solution however the current redox flow battery technologies have limited capacity and are unsuitable to temperatures above 40oC (normal KSA temperature). Also, the cost is very high.

The solution to this is the development of cost-effective redox flow battery technologies suitable for KSA.  The electrolyte cost is nearly 35% of the total cost. Hence the target of the current project is to develop cost-effective electrolytes and bring down the cost to less than 100 dollars per kilowatt hour.

There are two types of electrolytes (Anolyte and catholyte) to achieve our target. As of now, we have successfully designed the catholyte which is low cost, easy to prepare, and suitable for KSA temperature. The designed electrolyte shows excellent performance compared to the commercially available electrolytes with cost nearly 10 times less.

 The research story holds great promise to attract different industrial players like SABIC, SCHMID, ACWA Power who are currently investing in the development of redox flow technologies in the Kingdom.  


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