Tesla Powerwall could transform the energy grid: The Irish Times, 11 May 2015

The concept is simple – the seven or 10kWh Powerwall for $3,500 or the 100kWh Powerpack for $25,000 are wall-mounted batteries that store energy, whether generated onsite through solar panels or wind turbines, say, or stored at off-peak times for use during peak hours.

Naam suggests: “Storage of electricity in large quantities is reaching an inflection point, poised to give a big boost to renewables, to disrupt business models across the electrical industry, and to tap into a market that will eventually top many of tens of billions of dollars per year, and trillions of dollars cumulatively over the coming decades.”

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