Topic: Modern Windmills
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How Modern Windmills Work
Modern windmills, or wind turbines, are becoming an increasingly popular form of harnessing wind energy to provide power. They can be seen across the nation, with some of the largest energy producers located in Texas. Read More »
Source: http://www.ehow.com/facts_7539330_modern-windmills-work.html?ref=...
When was the modern windmill invented?
For resources, go to Mother Earth News, NASA, GE, and the Library of Congress. The modern windmills were of initial interest back in the early to mid 60's. To a varying degree, interest has grown and waned ever since then. Read More »
Source: http://answers.yahoo.com/question/index?qid=20080629092634AA9pH9u
How much do modern windmills cost?
The construction cost of a modern windmill can be in excess of $1 million, depending on size and efficiency. Production cost is measured in generator output based on cost per watt. In the United States, the cost per watt averages $1. For ex... Read More »
Source: http://www.answerbag.com/q_view/2080949
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Modern Windmills
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A modern windmill will cost between $20,000 and $40,000 to make & begin operating. As they become more popular they will be less.
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Source: http://www.chacha.com/question/how-much-does-a-modern-windmill-co...
The largest wind turbines (modern windmills) can generate up to 6MW of power.
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Source: http://www.chacha.com/question/what-is-the-average-output-of-elec...
If you're talking about the bigger ones in the wind farms, I think the most common size is about 1500 kW. I believe that the larger ones are rated about 2200 to 2500 kW. If you're talking about the ones an individual homeowner might have, I...
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Source: http://www.answerbag.com/q_view/1421506
The blades spin at a slow rate of about. 20 revolutions per minute the speed at the blade tip can be over 150 miles per hour.
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Source: http://www.chacha.com/question/how-many-miles-per-hour-does-a-bla...
Windturbines ranging from 1.75 to 3 megawatts have heights from 90 feet to 180 feet. There are some in Kansas and Hawaii.
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Source: http://www.chacha.com/question/how-tall-are-modern-day-windmills%...
Modern windmill rotor blades are like the wings of a plane. They have one curved surface and one flat one and this is what gives them the turning power. They don't have to have a large surface area to do this. Just like a plane, more surfac...
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Source: http://uk.answers.yahoo.com/question/index?qid=20090827152244AAjA...
