CAES

Europe chases GWh energy storage

By Jason Deign Gaelectric’s Larne project funding approval this month has focused attention on European efforts to develop large-scale storage technologies that could rival pumped hydro. Dublin, Ireland-based Gaelectric was granted €90m in European Union…

Read More

ALACAES seeks CAES partners

NB: In our intelligence brief, we incorrectly stated that L’Azienda Elettrica Ticinese had pulled its investment out of ALACAES and that Airlight Energy had run into technical problems. This version corrects both statements. By Jason…



hat offshore energy storage systems could be used alongside the wind farms and tidal and wave arrays taking shape off our coasts. Photo credit: MIT

The promise of seabed storage

The renewable energy storage concept announced by the Massachusetts Institute of Technology (MIT) earlier this year is quite literally a load of balls. Aimed at storing excess power from offshore wind farms, says MIT: “The key to…


Isothermal compressed air energy storage (ICAES) technology enables a site-anywhere, zero-emissions storage solution. Photo credit: SustainX

Compressed air expands

It looks like compressed air energy storage (CAES) may have come of age as a utility-scale technology, with SustainX pushing the button on its 1.5MW installation in New Hampshire, US, last week. The isothermal plant is the…


Yakima – the proposed location for a new CAES site.

CAES site in Washington state?

Days after SustainX’s announcement of a new compressed air energy storage (CAES) project comes the news that another site is being considered for a more conventional form of the technology. A layer of porous rock…


No Image

CAES: ‘dramatic growth’ in next decade

According to a new report from Navigant Research, more than 11GW of compressed air energy storage (CAES) capacity will be installed worldwide from 2013 to 2023. Growth in the sector will partly be driven by advances in…


No Image

Huge CAES project gets go-ahead

Dresser-Rand Group has been awarded a contract to supply equipment for a 317MW compressed air energy storage (CAES) facility by Apex Compressed Air Energy Storage. The deal is worth around a cool USD$200m and the CAES…