1. The recorded wind speeds of a wind site are one-third of the year is at...

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Mechanical Engineering

1. The recorded wind speeds of a wind site are one-third ofthe year is at 15 mph, one-sixth
of the year is at 25 mph and the one-half of the year is at 20mph. Determine the annual
average speed at this location. If the diameter of the windturbine is 50 ft and annual
average power coefficient is 0.35, determine the amount powercan be generated per year.
If the utility can pay $0.1 /kwh and the overall operatinghours is about 2500 hours per
year and the wind turbine cost $45,000 with 30% tax incentive,how long will the system
be payback? (Air density = 0.0763 lb/ft3
)

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