Wind Speed m/sTurbine Shaft RMP Dynamo RPM (1:8)

5.673.7589.6

6.4 81.6652.8

4.953.7429.6

7.494752

6.983664

7.999792

4.332.1256.8

3.523184

Swept Area = Diameter x blade height = 1.13x 1.22Swept Area = 1.379 m2Solidity = N*C/ D= 3 x 0.254 / 1.13Rotor Solidity:

Solidity= N*c/ D;Where:N = No. of blades in a single module.c = Chord length of blade.D = Rotor Diameter.

Solidity = 0.67 ( 0.4 self started) Power: Power of the wind turbine was found using this relation. Power = (Av3)Wind Speed m/sPower (watt)

4.999.4

5.6148

6.4221.4

7.9416.4

Parameter Value

Rotor diameter1.128m (3.7 feet)

Blade length1.22m ( 4 feet)

Blade chord 0.25m ( 10 in)

Blade airfoilNACA 0012

Number of blades3

Total Turbine Height1.98 m ( 7.8 feet)