square magnet test | Online Design Tools for Locally Manufactured Small Wind Turbines

Duration:

00:55:56

Tabs

Input parameters

Blade Rotor Inputs

Turbine radius:

0.60m

Aerodynamic coefficient:

0.30

Cut-in wind speed:

3.00m/s

Nominal wind speed:

10.00m/s

Cut-in TSR:

8.75

Design TSR:

7.00

Air density:

1.204kg/m³

Generator Rotor Inputs

AFPM rotor topology:

Double Rotor

Magnetic material:

NdFeB N42

Number of generator poles:

8

Rotor disk thickness:

3mm

Mechanical clearance:

2.00mm

Generator Stator Inputs

Select coil type:

Rectangular

Stator thickness:

13mm

Current density:

6.00A/mm2

System Inputs

System voltage:

6.00V

Nominal voltage:

10.00V

Transmission cable losses:

10.00%

Rectifier losses:

10.00%

Financial

Copper price:

12.00€/kg

Iron price:

1.00€/kg

Resin price:

11.23€/kg

Plywood price:

17.60 €/m²

Constants

Copper resistivity:

1.678E-8 Ω·m

Copper density:

8.94g/cm³

Iron density:

7.87g/cm³

Resin density:

1.36g/cm³

Optimization setup

Weight for Efficiency:

1.00

Weight for Cost:

1.00

Weight for Mass:

2.00

Number of design variables:

4

Number of particle generations:

20

Times to repeat optimization:

1

Optimization setup #2

Max value of magnet length:

20.00mm

Min value of magnet length:

20.00mm

Max value of magnet width:

15.00mm

Min value of magnet width:

15.00mm

Max value of magnet thickness:

10.50mm

Min value of magnet thickness:

7.00mm

Max value of stator thickness:

7.00mm

Min value of stator thickness:

6.00mm