Photovoltaic

PV technology combined with storage offers a cost-effective alternative to capacity additions.By John Byrne,

Young-Doo Wang,

Ralph Nigro, and

Steven E. Letendre

Until recently, both regulators and electric utilities have considered photovoltaic (PV) technology (i.e., solar cells) an unattractive

energy-supply option because of its relatively high cost. Now, however, a number of utilities have shown interest in using PV for peak-shaving.