Energy-Storage.news received information last week on a handful of successful battery installations at commercial customer sites, from NantEnergy in the US and from Alfen in Europe.
New Mexico and Tennessee have both released plans for new solar, storage and gas infrastructure.
Electricity from 100MW of energy storage facilities will be purchased by US public utility company El Paso Electric, following a competitive solicitation process.
Two US Senators introduced a bill in Congress at the beginning of this week that would require the national Secretary of Energy to establish research and demonstration programmes and deployment strategies for energy storage, if passed.
The growing commercial viability of energy storage has led regulators in the US state of New Mexico to add the technology to the suite of resources available to utilities in their forward-planning.