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Updated: 11:08 PM Jul 10, 2008
It's Not a Breeze...To Power Virginia with Wind
A house on Rio Road tries to generate power with a wind turbine and a solar panel, but there's not a lot of wind to work with in Central Virginia.
Posted: 8:24 PM Jul 10, 2008Reporter: Bianca Spinosa Email Address: bianca.spinosa@wcav.tv |
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July 10, 2008
A house on Rio Road tries to generate power with a wind turbine and a solar panel, but there's not a lot of wind to work with in Charlottesville.
A professor of electrical engineering at the University of Virginia says wind sources in Central Virginia are not consistent.
Fossil fuels such as coal and oil are costly for consumers and the environment. Efforts are being made in Virginia to look into alternative sources of power, but it's not a breeze.
Dr. Paxton Marshall, a professor of electrical engineering at UVA says wind may not be the most practical option in Virginia.
"We don't have a continuous, strong, steady wind in most of Virginia. The exceptions are offshore or on the shore line in the Chesepeake Area."
Marshall says the best option for offshore wind power in Virginia is in the Virginia Beach area. A wind farm was planned for the Nantucket Sound in Massachussetts, but it has yet to receive zoning because of it's appearance.
"There's a not in my backyard syndrome where no one wants to have these things close to them," said Marshall. "It's mostly visual, but they do make some sound too, and so if you're really close to them you might be irritated."
Wind power, like solar power, is an intermittent source of energy, which means it needs another source of energy to keep it going. Wind turbines rely on fossil fues to store the energy generated when the wind stops blowing.
"There's very little storage in it, which means that the utilities have to generate the energy almost instantaenously as the customers demand it," said Paxton Marshall.
But for some people in Albemarle County, wind generators are worth the trouble for the cost it would save consumers in the future.
"Some people regard it as an eyesore," said Marshall, "personally I regard wind generators as beautiful."
In May, the Albemarle County Planning Commission passed an ordinance that would allow people to have their own small wind turbines on their property in Albemarle County. However, the turbines must be under 35 feet.
But judging by the lack of reliable wind in Charlottesville, you may want to stick with solar panels if you're interested in powering your property with alternative energy.
For more information on offshore wind projects in Nantucket and world wide, check out this site: www.capewind.org
Latest Comments
I am in the process of installing solar panels on my roof, if the math holds up (including loss from lines and inverters) it will supply 100% of my annual electricity needs. This means my panels produce more then I need in the day and then I likely draw from the Nuclear plant in Surry for the night. This is a good mix. Solar is a fairly predictable energy source and nuclear is probably the best partnered energy source for it. With a relatively small margin of error you should be able to accurately predict grid connected solar power generation on a day to day basis and be able to easily compensate with nuclear. It also decentralises the energy production lowering large power plants as targets. Wind on the other hand is best paired with hydro storage systems. Fossil fuels (such as coal) should be reserved for emergencies and extreme peak loads. Just my opinion,
I worked in a fossil fuel power station for 20 years and a co-generation plant for12 years. I think that this fascination with wind and solar power generation is a pipe dream. The total power demand for this country is in the hundreds of thousands of megawatts! Over half of it is generated by fossil fuel and the rest from nuclear and hydro. Fossil fuel stations take most of the load swings as most of the nuclear stations stay base loaded and hydro stations depend on river levels.Most nuclear units are rated around 1000 megawatts each.Fossil fuel from 50 to 1000 megawatts each. From what I've read about wind generators,they are rated from 1 to 7 megawatts each. I read about a solar unit at Nellis A.F.B. that can generate up to 14 megawatts(if weather conditions permit)but the solar panels cover 140 acres! To meet the demand, the entire surface of the country would have to be covered with solar panels and windmills!
I live about 15 miles from the ocean in Virginia Beach, supposedly a good location. I want to find someone, near or far away, who owns a small wind turbine. I've heard that they need to be at least 50 feet tall to be very effective. In any case, I'm also concerned about restrictions from the planned unit development office in my neighborhood. Though common areas do exist between homes there, that cooperative approach would probably prove to be highly political. My email is whfaulkner@hotmail.com. If you reply, please put "Wind Turbine" in your subject line.
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