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Forum: Wind Power

01-05-10, 09:47 PM

Replies: 5

How to protect PVC-made wind blades?

Views: 6,962

Posted By lichong712

How to protect PVC-made wind blades?

Exposed to sunlight for long periods of time, I am worried about PVC-made blades will be fragile. so how to protect them? cover any kind of paint on them:confused:

Forum: Wind Power

01-05-10, 09:43 PM

Replies: 1

The Boy Who Built A Wind Turbine

Views: 4,712

Posted By lichong712

He is a talent

He is a talent

Forum: Wind Power

12-30-09, 03:42 AM

Replies: 10

Google + wind power

Views: 10,688

Posted By lichong712

Thanks Ryland! But i have another question How...

Thanks Ryland!
But i have another question How fast does your home area wind speed?Someone told me that in order to let the wind turbines work well, the wind speed should be at least 10 mph. If the...

Forum: Renovations & New Construction

12-29-09, 09:27 PM

Replies: 1

The Sensible House Project

Views: 4,559

Posted By lichong712

You have a great idea:thumbup: I am planning...

You have a great idea:thumbup:
I am planning also.The first step I rebuild my house into Sensible House is ECO home energy system. I had build wind turbines and plan to DIY solar panels. I want to...

Forum: Renovations & New Construction

12-29-09, 09:19 PM

Replies: 3

copper pipes in foundation for cooling

Views: 4,987

Posted By lichong712

copper pipe cooling can also be used on computer...

copper pipe cooling can also be used on computer graphic card. The higher performance which the graphic card has, the more heater it generate. therefore heat sink for graphic card become more and...

Forum: Wind Power

12-29-09, 09:04 PM

Replies: 11

Blades for DIY wind turbine

Views: 24,841

Posted By lichong712

Thanks Ryland for your tips.:thumbup: I am a...

Thanks Ryland for your tips.:thumbup:
I am a newbie for wind turbines, I wish you can give me more help:)

Forum: Wind Power

12-28-09, 08:46 PM

Replies: 28

Jet turbine like windmill

Views: 24,791

Posted By lichong712

It looks very cool, creative invention.what is...

It looks very cool, creative invention.what is the outputs of your wind turbines? what kinds of materials you used?

Forum: Wind Power

12-28-09, 08:41 PM

Replies: 2

Electricians wind turbine homebrew

Views: 4,923

Posted By lichong712

To get the result of output, use this formula ...

To get the result of output, use this formula
0.01328*v^3*d^2
v means wind speed(mph)
d means diameter of the blades

Forum: Introductions

12-28-09, 04:12 AM

Replies: 34

My Intro

Views: 25,840

Posted By lichong712

wonderful place

wonderful place

Forum: Wind Power

12-28-09, 04:08 AM

Replies: 10

Google + wind power

Views: 10,688

Posted By lichong712

Although it is really simple and someone said...

Although it is really simple and someone said wind power can reduce home power bills by 80%, you had better use it as a backup system. Not reply on it 100%.

Forum: Wind Power

12-28-09, 04:03 AM

Replies: 11

Blades for DIY wind turbine

Views: 24,841

Posted By lichong712

I have ever heard someone use PVC pipe as wind...

I have ever heard someone use PVC pipe as wind turbines blades, It is really free, but seems not sturdy.I do not think this is a good idea. The safty is the most important.
...

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