Wind

Question 1

What effects is crucial when determine the wind speed?

Answer 1

• available wind power average
• capacity factor
• Weibull distribution
• turbulence
• wind bursts
• vertical variations
• ground

Question 2

Micro wind turbines, what’s their name and how much power?

Answer 2

darrieus & savonius
Usually low power turbines (<50 kW)

Question 3

Darrieus

Answer 3

• less torque and faster rotation
• leas force on bearings
• not self starting
• less noisy

Question 4

savonius

Answer 4

• rotates slower
• economical(even though alot of mass!) and easy to use
• self - starting
• generates more noise