Wednesday, February 9, 2011

Search for Wind-Related Grid Problems Finds a Bigger Concern

A national laboratory report targeted at wind power integration has found unexpected evidence of the electricity grid's vulnerability to potential blackouts due to the current operations of conventional -- not renewable -- generation. The study by Lawrence Berkeley National Laboratory, issued last month, reports that frequency levels are dropping further than realized on the nation's two largest grid systems, particularly at the start of the day when electricity demand ramps up and when it ramps down in the evening. More>