The President plans to talk about progress tonight, including in clean energy. Wind energy has led the sector with the following recent progress: Adding more capacity than any other energy source, leading the country with 47% of all new electric generating capacity in 2015 (followed by gas at 35% and solar at 14%). More than…

The Energy Department recently released the 2015 Revolution…Now report, detailing the state of several clean energy technologies available today in the United States, which provide technology solutions to climate change.

Secretary of Energy Ernest Moniz emphasized the need for stable policy for wind energy as the U.S. Department of Energy (DOE) released data showing the cost of wind energy has fallen by nearly two-thirds over the last six years. “With declining costs and continued technological development, these reports demonstrate that wind power is a reliable…

Global expenditure for wind turbine Operations and Maintenance (O&M) will rise from $9.25 billion in 2014 to an estimated $17 billion by 2020, driven by increasing numbers of installations and aging turbines, according to research and consulting firm GlobalData. The company’s latest report* states that on average, offshore O&M is two to four times more…

By Charles Norz, Electrical Engineer, Milwaukee, Wisc. A big issue in generating power from any renewable energy source is the cost of generation versus that for conventional hydrocarbon fuel sources. Wind energy is estimated to have the lowest cost of all renewable options. Governments and private businesses have been investing in research in this technology…

(2018 Editor’s note: The sudden interest in this article led to a review that uncovered a couple errors and hence their corrections. In that effort, we have learned that the article provides one way among several to get a handle on the cost of producing power by wind-turned generators, and a few other related costs. We…