Category: Energy Storage

Here’s another example of a phenomenon so plentiful in cleantech: it’s doable, but there are no economic reasons that it will ever be done.  It’s a battery system that is built by taking carbon dioxide, perhaps from a point source …

Making Batteries from Carbon Dioxide: An Idea That Will Almost Certainly Never Come To Fruition Read More »

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Here’s a new idea in the quest to reduce or remove the variability of wind energy: an integrated water reservoir, making use of the huge watertight tower.  This creates a (small) pumped hydro energy storage solution without the elevation change.  …

Cool New Idea in Wind Turbines Read More »

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Here’s an exciting development that lies squarely on the intersection of the main problems we face in making the migration from fossil fuels to renewable energy.  Combining solar energy with storage, it’s a device that converts incoming solar energy directly …

Breakthrough in Energy Storage from the University of Wisconsin Read More »

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2GreenEnergy megasupporter Cameron Atwood just sent me this from G.K. Surya Prakash (pictured), a chemistry professor at the University of Southern California: “Earth doesn’t have an energy problem. We have an energy storage problem.” There is no doubt that the advent …

The Energy Storage Problem Read More »

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A reader from the Unitarian Universalist Church of Palo Alto, CA, a group that’s heavily committed to sustainability, writes: For an emotional uplift check out the flow battery progress sponsored by ARPA-E (Advanced Research Projects Administration-Energy).

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A reader asks, “Has it been determined whether the world’s supply of lithium is sufficient to produce enough battery capacity to make renewables reliable?” It’s a complicated question, unfortunately. Perhaps it’s best summed up by what the CEO of a …

How Abundant Is Lithium? Read More »

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  Advocates of renewable energy who may be interested in understanding the Obama Administration’s approach to energy storage should check out this recent “fact sheet.”  You’re bound to be impressed that our government’s involvement here is extremely wide-ranging and robust. …

U.S. Federal Government Takes Several Meaningful Steps in Forwarding the Cause of Energy Storage Read More »

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A huge percentage of the power grid was built solely to address peak loads, and is used less than 100 hours per year.  This is one of the many reasons that energy storage in any of its forms is so …

New Concept in Energy Storage Read More »

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Since the invention of a steam pump by Thomas Savery in 1698 steam has been used for multiple processes. Application have included pulling trains, creating electricity from nuclear plants, cooling with an absorption exchanger or simply heating liquid or air …

From Guest Blogger Pooja Maharshi: An Advanced Steam Technology That Shakes The Steam Basics Read More »

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  Those of us who concern ourselves with the challenges associated with integrating variable resources (solar and wind) into the grid-mix are paying close attention to developments in various battery chemistries, particularly those that invoke extremely common (and thus inexpensive) …

Making the Case for Affordable Grid-Scale Energy Storage Read More »

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