Comments on: ESS iron-flow storage to be used in California winery microgrid https://www.solarpowerworldonline.com/2023/04/ess-iron-flow-storage-to-be-used-in-california-winery-microgrid/ Covering the world of solar power technology, development and installation. Mon, 17 Apr 2023 20:02:13 +0000 hourly 1 https://wordpress.org/?v=6.2 By: Alan Atkinson https://www.solarpowerworldonline.com/2023/04/ess-iron-flow-storage-to-be-used-in-california-winery-microgrid/#comment-140120 Mon, 17 Apr 2023 20:02:13 +0000 https://www.solarpowerworldonline.com/?p=101915#comment-140120 Great work being done out there with the new iron batteries. Both ESS and Form Energy (Jeff Bezos) have gotten investment monies lately from Breakthrough Energy Ventures (key investor Bill Gates), for two very different battery technologies. Form Energy is the new kid on the block with their reverse oxidation principle, basically rusting and unrusting iron – we might soon see batteries systems able to retain charges up to 100 hours (vs. a couple hours for lithium ion).

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