# Wind Energy.

Wind Energy.

2) Wind Energy.

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The standard power curve (power output from a wind turbine as a function of wind speed) of the GE 2.5 MW wind turbine is show below.

 Power output(KW)

2500

2000

1500

1000

500

 00 5 10 15 20 25

Wind speed (m/s)

1

a) If the annual average capacity factor of a given wind turbine is 30%, what is the annual average power output (in MW) for the wind turbine? [2 pts]

b) What is the corresponding wind speed (m/s) for the average wind power output? [2 pts]

3) Solar Energy.

A university uses 100 kWh per building per day. They aim to meet 30% of this need using solar energy. The university owns 155 buildings; of these, they have 75 buildings with south-facing roofs on which solar panels can be installed. The average area of the south-facing portion of these roofs is 50 m2. Assume that, on average, a 1 m2 solar panel produces 1 kWh per day. Can the university meet their aim? Show all of your work and intermediate answers. [6 pts]

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