Photo: Less to lift: Nordic Windpower’s N1000 wind turbines use two blades to generate up to 1,000 megawatts of power, making them cheaper to build than a conventional three-bladed machine. Credit: Nordic Windpower From Technology Review:
Nordic Windpower's two-bladed rotors depart from conventional wind-power design.
One of the first R&D grants to a renewable-energy developer from the economic-stimulus funds approved by Congress this spring could have a dramatic impact on the design of wind turbines. The $16 million loan guarantee offered by the U.S. Department of Energy (DOE) to Berkeley, CA-based Nordic Windpower will accelerate commercialization of the company's Swedish-designed, two-bladed wind turbines, marking the first utility-scale alternative to the industry's dominant three-bladed design in over a decade.
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