Caltech's Unique Wind Projects Move Forward
06-10-13
John O. Dabiri, Professor of Aeronautics and Bioengineering, has big plans for a high school in San Pedro, military bases in California, and a small village on Bristol Bay, Alaska. "We have been able to demonstrate that using wind turbines that are 30 feet tall, as opposed to 300 feet tall, could generate sufficient power for wind-farm applications," Dabiri says. "One of the areas where these smaller turbines can have an immediate impact is in the military." The Office of Naval Research is funding a three-year project by Dabiri's group to test the smaller vertical-axis wind turbines (VAWTs) and to further develop software tools to determine their optimal placement. "We believe that these smaller turbines provide the opportunity to generate renewable power while being complementary to the ongoing activities at the base," Dabiri explains. [Learn More]
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John Dabiri
Professor Hornung Receives Honorary Doctorate
12-13-12
Hans G. Hornung, C. L. Kelly Johnson Professor of Aeronautics, Emeritus, has received an Honorary Doctorate from the ETH (Swiss Federal Institute of Technology, Zurich). He was conferred this honor by the Rector of ETH Zurich, Lino Guzzella at a special ceremony in the Hauptgebaeude of the ETH. Professor Hornung was recognized for his outstanding research contributions to gas dynamics of high-speed currents, especially to reflection and stability of shock waves, to the influence of real gas effects and to the laminar-turbulent transition; in addition the prize is meant as an award of his extraordinary ability to be inspiring when passing his knowledge on to his students. The other recipient of this honor was the Astronomer Royal, Sir Martin Rees, Master of Trinity College, Cambridge University. [Learn More] [Caltech Release]
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Hans Hornung
Taming Turbulence
08-29-12
"Turbulence is everywhere," says Professor Beverley McKeon—from continent-spanning weather systems down to the swirls of air your car leaves behind itself as you drive. "I think about things like ships, planes, and pipelines," she explains, noting that about half of the energy consumed by each of those three transportation systems goes to counteract turbulence-induced drag. In her Watson Lecture she notes that finding a way to reduce that turbulence by 30 percent would save the global economy well over $100,000,000 dollars in fuel costs annually. [Learn More]
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Beverley McKeon