Flow Batteries Move From Lab to Grid
Flow battery technology is gaining traction as a viable alternative to lithium-ion batteries for large-scale energy storage. These systems use liquid electrolytes in external tanks, offering better scalability and durability for grid-level applications.
Why it matters
Advancements in energy storage are critical for integrating renewable energy sources into the power grid and achieving net-zero emissions goals.
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<p>China brought the world's first large scale “flow” battery project online earlier this year, and developers in Europe are racing to build even bigger ones—signs that the energy storage battery technology is showing real-world promise.</p>
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<p>Flow batteries store energy differently than the more common lithium-ion ones. Rather than housing charge inside a solid, enclosed cell, they <a href="https://theconversation.com/water-based-batteries-could-be-key-in-helping-canada-achieve-its-net-zero-goals-by-2050-heres-how-221083">keep it in external tanks of liquid electrolyte</a> pumped through a battery cell to generate power.</p>
<p>“Unlike traditional batteries, many flow batteries are not losing capacity” after repeated cycling, Meysam Maleki, a Ph.D. candidate in chemical engineering at Concordia University, told <em>The Energy Mix</em>. So “we could potentially use them in applications that require many cycles per day.”</p>
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