Wind farm investors face growing losses from “curtailments,” as turbine installations outstrip the capacity of local transmission systems to accommodate the new power.

The issue is a “growing pain” of wind technology, Judah Rose, Senior Vice President, ICF International in McLean, VA, said. Curtailment has become an increasing problem since 2008 as wind capacity nationwide increases from almost nothing 10 years ago to more than 42,000 megawatts now. “It’s occurring even in RTOs (regional transmission organizations) with advanced pricing and management systems,” Rose said. Keep reading →