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This presentation by Dr. S. Gomathinayagam discusses the challenges posed by infirmity in wind power and explores sustainable solutions. It highlights the realities of wind energy generation, the impact of variability on grid stability, and the necessity for energy storage systems. The growth of the wind sector, fueled by the depletion of fossil fuels, demonstrates the potential for wind as a non-polluting, renewable energy source. Recommended strategies include net metering, site-specific designs, and advanced forecasting to ensure wind energy can effectively meet demand.
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Wind Power: Infirmity or Sustainability ? Dr. S.Gomathinayagam Executive Director Centre for Wind Energy Technology E-mail : ed@cwet.res.in 1 11/14/2014
Infirmity ? Nature + man made Excess WIND Good TURBINE Operating GRID LESS OR NO WIND Wind below rated capacity
Wind Energy Installed capacity An Indian scenario
Wind electric Generation : World scenario % energy mix Denmark 21% ( Tamil Nadu regional 20% ) (16GW:5) India 4% (42GW:2) USA 2% (52GW:1) China 1.5%
Infirmity : Implications • Wind power cannot be scheduled • Needs a spinning reserve or alternate power • Wind generators bank energy • EB pays for both power purchase and wind generation • Grid stability & low voltage • Needs research for economic storage to avoid wastage of free wind power
Sustainability of PowerWhy wind sector is growing @ 25%Fossil Fuel getting depletedWind is FREE fuel and abundant No need for storage No need for transportIt’s non-polluting and Renewable
Sustainability : Net-metering OFF-GRID ON-GRID
6- 7 m/s HOW DO YOU SEE WIND DATA 9-10 m/s SITE-SPECIFIC
POWER and ENERGY MACHINE-SPECIFIC 12-17m/s WIND M/C POWER INDIA SPECIFIC DESIGNS ? Mis-match 6-7 m/s WIND SITE-SPECIFIC
Infirmity becomes FIRM byWind Power forecasting WIND MACHINE GRID GENRATION LOAD-DEMAND GEO-SPATIAL
Wind infirmity overcome by Storage Schemes ,CAES
Firm Will ? There is Wind + Flow battery 34MW Japan’s NaS example
Sustainability Wind to Water ? Excess Wind USAGE
Plug&Charge EOV urban parking AREAS & Wind to Water/Hydrogen in remote off grid locations Excess Wind USAGE
In Conclusion Wind certainly Works • No threat of cost escalation • No threat of hoarding • No threat of transportation / Strike • No threat of depletion as it is renewable • No threat of Pollution to environment • Wind is sustainable with infirmity managed with Focused Political and societal WILL
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