Welcome to our project page !
Before you bring wind energy to remote villages, or even to your own back yard, you need to measure the winds. This usually requires purchasing some sort of meteorological station with sensors and a data logger.
But not everyone can afford this kind of equipment, or maybe don't want to buy it before they know if they need it.
See Hanan Levy's impression in Peru (Hebrew):
http://www.galgalyarok.org/archives/693
This project aims to give instructions on how to build your own unsophisticated wind measurement system using simple tools.
Data logging without electronics
Another issue that needs thinking is how to collect data. just one measurement of the anemometer has no meaning for itself.
We usually employ some electronic data logger that collects, averages and gives us a table as raw data. For a grass roots wind measurement system this may be more of an issue then seems, since the electronics need to be brought to location and maintained there.
מדידת מתח, חוט חם
אני חושב שאפשר למדוד המתח בכבל להגיע לכוח על בלון נתון העילוי - זה נראה פטרון פשוט
יש גם טכניקה שמחממים חוט ובודקים כמה זרם צריך לחימום מסוים - הרוח לוקח החום ומשנה הזרם
אפשר לנסות שניהם יחד להגיע לתוצאות יותר טובות
doc link, how to avoid datalogger
http://www.scribd.com/doc/32053024/Easy-Anemometer-v2
thats a link to a doc u can edit on scribd about it
One option for cheapest-possible measurements is to use a potentiometer instead of digital angle-sensor, then you can read off values using a voltmeter
If anyone can get these
http://www.springerlink.com/content/p24966h22p2487lw/
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