This is an NBC News Story by John Roach. It features WCTA Members Avista and UniEnergy Technologies and WCTA Board member Curt Kirkeby.
Long hailed as a game changer that will allow unlimited amounts of wind and solar energy onto the electric power grid, big rechargeable batteries are beginning to move out of research labs and find a home amid the real-world tangle of smokestacks, turbines and power lines. Today, the reality falls short of the hype about fossil-fuel-free electricity — but experts say that future could be in store.