Category Archives: DIY Project

Small Portable Wind Turbine

Wind energy offers clean, abundant electricity and has become one of the fastest growing sources of energy around the world. This Small Portable Wind Turbine is a good example to learning about this technology.

This small wind turbine is made by high quality, low start torque, customized Mini DC Motor. It now uses a 15” long propeller that performs better in all wind conditions. These units are more versatile than other wind turbines currently on the market. (more…)

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How to use PVC pipe to make wind turbine blades

Nowadays, DIY own Wind Turbine is more and more popular. It's a really cool creations that you put all parts together. Building your own wind turbine have lots of fun.

We can use the PVC pipe to make wind turbine blades, because the PVC pipe is very a cheap and accessible materials.

The blade size depends on the generator selected. Larger is not always better. A wind turbine with 2 blades will turn faster than a turbine with 6 blades. A wind turbine with 6 blades has more power to turn a larger generator.

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Chocolate-powered racecar

Fueled by leftover chocolate and with components made from carrots, potato starch and flax, the world's first sustainable Formula 3 racing car has a top speed of 135 miles per hour and can go from zero to 60 in 2.5 seconds.

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How to Make a Solar Top Robot (2)

Now we start to make the mechanical part.

First we cut the board as an equilateral triangle. It should put three 2200uf capacitors and mini motor in the triangle circumcircle. See the below photo.


Pull the three clips straight, connect head and tail curved into a circle frame. Put the capacitors and mini motor in the circle. The solar panel install on the board.

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How to Make a Solar Top Robot (1)

Make a Robot is not easy, but also not very difficult. Here we start from an easy example – Solar Top. It has below function:

1. Rotator under sunshine

2. Come back if meet Obstacle

3. Keep stay in no sunshine place.

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