Transcription of Wind PowerWind Power Fundamentals
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Wind PowerWind Power Fundamentals
Wind PowerWind Power FundamentalsFundamentalsPresented by:Alex Kalmikov and Katherine DykesWith contributions from:Kathy AraujoPhD Candidates, MIT Mechanical Engineering, Engineering Systems and Ub PliUrban PlanningMIT Wind Energy Group & Renewable Energy Projects in ActionRenewable Energy Projects in ActionEmail: History of Wind PowerHistory of Wind Power Wind Physics Basics Wind Power Fundamentals Technology OverviewTechnology Overview Beyond the Science and Technology What s underway @ MITWind Power in History ..Brief History Early SystemsHarvesting wind Power isn t exactly a new idea sailing ships, wind-mills, wind-pumps1st Wind Energy Systems Ancient Civilization in the Near East / Persia Vertical-Axis Wind-Mill: sails connected to a vertical shaft connected to a grinding stone for millingWind in the Middle AgesP t Mill I t dd i N thE Post Mill Introduced in Northern Europe Horizontal-Axis Wind-Mill: sails connected to a horizontal shaft on a tower encasing gears and axles for translating horizontal into rotational motionfor translating horizontal into rotational motionWind in 19thcentury US Wind-rose horizontal-axis water-pumping wind-mills gfound throughout rural AmericaTorrey, Volta
Jan 24, 2009 · 3. Calculate rotor diameter (accounting for efficiency losses) 44.Select tipSelect tip-speed ratio (higherspeed ratio (higher Æ more complex airfoils, noise) and blade number (higher efficiency with moreblades)more blades) 5. Design blade including angle of attack, lift and drag characteristics
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