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Energy Storage

Batteries, fuel cells, capacitors, etc

Drinking Beer Could Help Reduce Energy Storage Costs

Written by , on October 11, 2016

Engineers at the University of Colorado, Boulder, have developed an innovative bio-manufacturing process that uses a biological organism cultivated in brewery wastewater to create the carbon-based materials needed to make energy storage cells.  Read more »

Battery Charged by Solar Energy

Written by , on September 27, 2016

Scientists at the University of Wisconsin-Madison have developed a single device that uses solar energy to charge a battery without the intermediate step of producing electricity and then using that electricity to charge the battery.  Read more »

Storing Energy in Abandoned Oil & Gas Wells

Written by , on August 30, 2016

A Texas company is developing what it claims could be a breakthrough, low cost means of storing energy by pumping water under pressure deep into the earth to fill up the cracks and cavities in rocks that previously held oil or gas  Read more »

New Design Greatly Simplifies Flow Batteries

Written by , on May 27, 2016

MIT researchers have developed a new approach to the design of a liquid battery, using a passive, gravity-fed arrangement similar to an old-fashioned hourglass.  Read more »

Storing Energy with a Rock-filled Train

Written by , on May 23, 2016

The US Bureau of Land Management has approved the construction of an Advanced Rail Energy Storage project which stores energy by running a train up and down a hill to add and subtract energy from the grid as needed.  Read more »

Major Step Towards Magnesium Batteries

Written by , on May 17, 2016

Engineers at the Toyota Research Institute of North America believe that they have made a significant step towards being able to use magnesium in rechargeable batteries, making them smaller, cheaper and much safer than lithium batteries.  Read more »

A Lithium Battery That Doesn’t Explode

Written by , on January 14, 2016

Researchers at Stanford University have developed a lithium battery which shuts itself down when it get too hot and turns itself back on when it has cooled to a safe level.  Read more »

Storing Energy in Undersea Balloons

Written by , on January 10, 2016

A Canadian company, Hydrostor, is testing the use of giant underwater balloons to store surplus energy when the demand for electricity is low and generate electricity when demand is high.  Read more »

New Approach Promises Cheaper Solar Thermal Storage

Written by , on November 5, 2015

Engineers at Oregon State University have developed a new approach, using thermochemical storage, in which chemical transformation is used in repeated cycles to hold heat, for the storage of concentrated solar thermal energy which could reduce its cost and make it more practical for wider use.  Read more »

Significant Progress Towards the “Ultimate Battery”

Written by , on November 5, 2015

Scientists at the University of Cambridge have reported that they have made a significant advance in the practical development of a lithium-air battery – regarded by many as the “ultimate” battery.  Read more »