Captain Planet Super Windmill

Jonathan Buswell

Nathan Meek

Jim King

Goal and Restrictions

Goal: design and build an efficient and effective windmill to generate electricity.

Restrictions: – $40 Budget– 6 weeks to design and build device– Schedule conflicts

Research and Cost

Online video– Youtube, Howstuffworks.com

What materials to use– Fan, wire, lubricant, wood, rod, pvc tubing, magnets, glue,

tape

Where to get them– Home Depot, M&J Magnets, Walgreens, online vendor

Total Cost – $34.50

First Design

Design Problem

– Did not catch enough air and were too far apart which didn’t allow the magnets to spin fast enough to light the bulb.

Second Design

Change in materials– New, stronger magnets

Change in design– New windmill– More coils around the

generator

Calculations

Efficiency

%435.479.20

9225.100*

79.20)38.9*04104.*225.1*5(.))(2/1(

9225.)123)(.5.7())((33

Watts

Watts

Power

PowerEfficiency

WattsAvP

WattsAmpsVoltsP

THE

ACT

THE

ACT

Conclusion