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#Gridscale

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Benjamin Carr, Ph.D. 👨🏻‍💻🧬<p><a href="https://hachyderm.io/tags/Redwood" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Redwood</span></a> is repurposing <a href="https://hachyderm.io/tags/GM" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>GM</span></a>'s <a href="https://hachyderm.io/tags/EV" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>EV</span></a> <a href="https://hachyderm.io/tags/batteries" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>batteries</span></a> into energy storage<br>“Market for <a href="https://hachyderm.io/tags/gridscale" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>gridscale</span></a> batteries and backup power isn’t just expanding, it’s becoming essential infrastructure,” said Kurt Kelty, GM VP of batteries, propulsion, and <a href="https://hachyderm.io/tags/sustainability" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>sustainability</span></a>. “<a href="https://hachyderm.io/tags/Electricity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Electricity</span></a> demand is climbing, and it’s only going to accelerate… GM batteries can play an integral role.” Redwood uses second-life batteries from GM EVs and new GM battery modules to create <a href="https://hachyderm.io/tags/US" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>US</span></a>-built energy storage systems<br><a href="https://electrek.co/2025/07/16/redwood-gm-ev-batteries-energy-storage/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">electrek.co/2025/07/16/redwood</span><span class="invisible">-gm-ev-batteries-energy-storage/</span></a></p>
Benjamin Carr, Ph.D. 👨🏻‍💻🧬<p><a href="https://hachyderm.io/tags/Underwater" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Underwater</span></a> <a href="https://hachyderm.io/tags/turbine" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>turbine</span></a> spinning for 6 years off <a href="https://hachyderm.io/tags/Scotland" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Scotland</span></a>’s coast is a breakthrough for <a href="https://hachyderm.io/tags/tidal" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>tidal</span></a> energy<br>Keeping <a href="https://hachyderm.io/tags/gridscale" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>gridscale</span></a> turbine in place in harsh <a href="https://hachyderm.io/tags/sea" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>sea</span></a> environment that long is a record that helps pave the way for bigger <a href="https://hachyderm.io/tags/tidalenergy" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>tidalenergy</span></a> farms and makes it far more appealing to investors, according to trade association <a href="https://hachyderm.io/tags/Ocean" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Ocean</span></a> Energy <a href="https://hachyderm.io/tags/Europe" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Europe</span></a>. Tidal energy projects would be prohibitively expensive if turbines had to be taken out of the water for maintenance every couple of years.<br><a href="https://apnews.com/article/tidal-energy-turbine-marine-meygen-scotland-ffff3a7082205b33b612a1417e1ec6d6" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">apnews.com/article/tidal-energ</span><span class="invisible">y-turbine-marine-meygen-scotland-ffff3a7082205b33b612a1417e1ec6d6</span></a></p>
Strypey<p><span class="h-card" translate="no"><a href="https://mstdn.io/@deutrino" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>deutrino</span></a></span> <br>Another potential use for sodium ion battery tech is in grid-scale storage systems, like those mentioned here;</p><p><a href="https://www.rnz.co.nz/news/national/556884/construction-capacity-can-t-keep-up-with-phenomenal-demand-for-solar-power" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">rnz.co.nz/news/national/556884</span><span class="invisible">/construction-capacity-can-t-keep-up-with-phenomenal-demand-for-solar-power</span></a></p><p>(<a href="https://mastodon.nzoss.nz/tags/HatTip" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>HatTip</span></a> to <span class="h-card" translate="no"><a href="https://mastodon.social/@norightturnnz" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>norightturnnz</span></a></span> for the link)</p><p>I have no idea what chemicals are currently used when building such systems. But if they're lithium ion they'll be stupidly expensive to build, and if they're lead acid - which seems more likely - they'll need replacing much sooner.</p><p>(1/2)</p><p><a href="https://mastodon.nzoss.nz/tags/energy" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>energy</span></a> <a href="https://mastodon.nzoss.nz/tags/RenewableEnergy" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RenewableEnergy</span></a> <a href="https://mastodon.nzoss.nz/tags/BatteryTech" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>BatteryTech</span></a> <a href="https://mastodon.nzoss.nz/tags/GridScale" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>GridScale</span></a> <a href="https://mastodon.nzoss.nz/tags/SodiumIron" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SodiumIron</span></a></p>
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