Category: Energy Storage

Here’s a piece on the five most viable energy storage technologies, and I’m happy to see that compressed air (CAES) is among them. By way of update, the CAES project I represent appears very close to getting the funding it …

Energy Storage Read More »

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Here’s a battery energy storage concept that is proposed for cell phone charging and high-efficiency lighting in the many parts of the developing world that, otherwise, have no access to electricity.  The product will cost about $12, and the consumables …

Green Battery for the Developing World Read More »

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Can energy be stored by pushing heavy stuff uphill?  Of course.  That’s what pumped hydro is, which represents over 95% of the utility-scale energy storage current implemented on this planet.  It’s also what advanced rail energy storage (ARES) is, which …

Dubious Energy Storage Concept Read More »

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Energy storage consulting group CleanHorizons offers this week’s top five projects in this space:

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More than 90% of the energy storage in the United States today is pumped hydro, using surplus energy to pump water uphill, and harvesting that energy by releasing the water to flow downhill through a turbine.  There are several variations …

Examining an Energy Storage Idea  Read More »

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Here’s an article that claims: South Korea wants to build three hydrogen-powered cities by 2022. Though this might sound legitimate on the surface, we need to realize that hydrogen is a carrier, not a source, of electricity.  This, therefore, is …

Hydrogen-Powered Cities? Read More »

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A few weeks ago I wrote about an investment opportunity in the form of a project deploying wind energy integrated with compressed air energy storage (CAES), and mentioned some good news: a large investor group has offered $40 million in …

Wind Energy with Compressed Air Energy Storage: An Update Read More »

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2GreenEnergy super-supporter Gary Tulie writes from his home in Buckinghamshire, England (pictured): Hi Craig,  This could be one more technology on the path to powering the world mostly using wind and solar. Whilst this is the biggest energy storage system …

Liquid Air: Highview Power Debuts Plan to Build ‘Europe’s Largest Energy Storage System’ Read More »

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From GreenTech Media: New York’s utility regulator approved construction of a 316-megawatt battery storage plant that would replace fossil-fueled capacity in New York City.

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Here’s a concept that’s one more variation on the theme of doing work against gravity to store potential energy from intermittent sources, to be delivered as needed.  It employs automated cranes that pick up bricks and move them sideways, as …

New Energy Storage Concept Read More »

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