Category:
Noise
An energy and environmental consultant hired by opponents of the proposed White Oak Wind Energy Center maintains Invenergy Wind LLC fails to meet several requirements for a special-use permit for the wind farm.
Tom Hewson of Energy Ventures Analysis Inc., Arlington, Va., spoke to the McLean County Zoning Board of Appeals during a hearing Wednesday night. He said the proposed 100-turbine wind farm in McLean and Woodford counties would be a detriment to the public because of noise levels and visibility.
Hewson said he did a “simple approach” simulation of one turbine to see how far a person had to be away from the turbine before it complied with Illinois’ noise regulations.
“At 750 feet away, it exceeded the range,” he said, noting that three property owners have asked for waivers to allow a turbine in about that range.
Hewson said it wasn’t until a person was 1,200 feet away from the turbine that the noise met Illinois’ requirements.
Wendy and Perrin Todd knew what would happen to their view of Mars Hill Mountain when crews starting erecting wind towers near their backyard.
They braced themselves when their home, newly built on the north side of the mountain, shook because of the blasting.
But what shocked them — and what they said this week they should not be expected to live with — is the noise.
“They turned on tower Number 9, and almost immediately it made enough noise that it was like, ‘Oh my gosh, that can’t be right,’” Wendy Todd said.
“It all depends on the wind speed and direction, but the best way to describe it is you step outside and look up thinking there’s an airplane. It’s like a high-range jet, high-low roar, but with the windmills, there’s a sort of on and off ‘phfoop … phfoop … phfoop’ noise.”
It seems few in this town of about 1,500 people can agree on UPC Wind Management’s newly completed $85 million project, which makes the unassuming potato-growing and truck-brokerage community home to New England’s largest wind farm.
But there’s one thing everybody can agree on: The place sure looks different.
Long before a visitor arrives at Mars Hill, the towers become visible along what used to be just another mountain. The total height from the ground to the tip of the blade is 389 feet. Each tower has three blades, which spin in winds whipping west to east toward Canada just a few miles away.
Within weeks of the Government's Energy Review (1) proposing that planning controls be relaxed to speed up the introduction of wind farms, a new report (2) reveals that badly-sited wind turbines can cause real noise problems for local communities.
The price of progress is now considered a pain to some ears in Shallowater. Some folks there are upset about the new wind energy turbines now being used by Shallowater ISD.
The school district turned them on back in January. They’re meant to save tax dollars, but some say the by-product, sound, is too much.
Chad Dugger, a resident in the area says, “I can hear them when they turn off and turn back on. It’s not too much fun living here anymore.”
The wind turbine is less than 300 feet from Dugger’s back yard.
Nearly 40 jobs at a Holsworthy yoga centre could be lost if plans for a neighbouring wind farm go ahead.
The British School of Yoga, which chose the site at Dunsland Cross because of its tranquility, says the calm of the centre will be shattered and it may be forced to move.
Bolsterstone Plc, a North Midlands-based property development and investment company, wants to put up four 105 metre wind turbines.
This is a letter written by Paula Stahl of St. George, West Virginia, about her experiences living in the neighborhood of the 66 MW Mountaineer Wind Energy Center. Formerly known as the Backbone Mountain Wind Farm, the 4,400-acre site has 44 turbines, 1.5 MW each, stretched along miles of ridgeline in Tucker and Preston counties. Ms. Stahl submitted the letter to the Berkshire Eagle and North Adams Transcript, neither of which has printed it.
"Onshore wind farms are a health hazard to people living near them because of the low- frequency noise that they emit, according to new medical studies. Doctors say that the turbines - some of which are taller than Big Ben - can cause headaches and depression among residents living up to a mile away."
If wind energy converters are located anywhere near a residential area, they must never become too noisy even in high winds. Most such power units try to go easy on their neighbors' ears, but even the most careful design cannot prevent noise from arising at times: One source is the motion of the rotor blades, another is the cogwheels that produce vibrations in the gearbox. These are relayed to the tower of the wind turbine, where they are emitted across a wide area - and what the residents hear is a humming noise. ...In a joint project with colleagues from Schirmer GmbH, ESM Energie- and Schwingungstechnik Mitsch GmbH and the Dr. Ziegler engineering office, IWU researchers have developed an active damping system for wind turbines. The project is being funded by the Deutsche Bundesstiftung Umwelt.
The owner of Te Rere Hau wind farm, New Zealand Windfarms, is confident its turbines comply with noise limits, despite an increasing number of complaints.
Palmerston North City Council had received 14 noise complaints since early May, principal planner Virginia Shaw said.
People had complained about having difficulty sleeping, a "droning" sound and "excessive rumble".
FEARS Louth could become a 'forest' of wind turbines prompted town councillors to object to a plan to build the first one in the town.
Nancy Stockwell wants to put up an eight metre high wind turbine in her back garden in Grimsby Road, Louth.
But Coun Tony Lione said: "I'd hate to see in ten years time a forest of these things around the town. The neighbours will suffer with the noise."
The wind energy debate represents a new kind of environmental controversy which divides environmentalists of different persuasions who attach
contrasting priority to global and local concerns. Case
studies of public attitudes towards existing and proposed windfarm developments in Scotland and Ireland are used to test three counter-intuitive hypotheses
derived from previous attitudinal research.
Editor's Note: This study was conducted in collaboration with the Macaulay Institute, Aberdeen. The Institute's commercial arm, Macaulay Enterprises, acts as a consultant for the renewables industry, and is linked to the Scottish Renewables Forum and the British Wind Energy Association.
The pro-wind pre-disposition of the authors is evident and should not be ignored when evaluating survey results. Survey respondents generally expressed support of wind energy based on the belief that it was a solution for global warming. Given wind energy's limited effectiveness in reducing greenhouse gases based on today’s studies, we question how survey participants might respond if contacted again. The report also comments that communities selected had no organized opposition to the wind facilities. Today, throughout England, Wales and Scotland, organized opposition is the norm, not the exception.
"I have seen a lot of wind turbines and as you move further away you get a vortex effect and it sounds like six refrigerated lorries in a traffic jam.
When the turbines started up near her home, in Shelburne, Ont., Helen Fraser suffered severe health effects. ...The latest ad from Sky-Power [a developer of renewable energy projects], states: "In over 25 years and with more than 68,000 turbines installed around the world, no member of the public has ever been harmed by wind turbines." ...So who is telling the truth?
On April 25, The Hays Daily News ran a fairly extensive news story on the proposed development of the industrial wind power generation plant west and southwest of Hays. That article stated that about 80 local families have expressed their opposition so far, but it did not say much about why there is this opposition.
Let me try to explain very briefly some of the multiple sources of opposition. But please understand that this is an extremely brief explanation of each. More information is available at a public meeting being held tonight in the Fox Pavilion, starting at 7 p.m. and sponsored by the Ellis County Environmental Awareness Coalition. (Full disclosure: I am a member of this group.)
I would say that the opposition can be divided into three groups, and these groups often overlap.
Residents raised those exact concerns months ago before the turbine was built, but their worries were dismissed by a stack of reports and experts who said those problems, if they existed at all, would be so insignificant, that no one would notice.
And what's troubling about all the experts and turbine proponents being so far off the mark on these issues is the fact that most were equally dismissive about concerns the neighbors have raised about safety.
Barbara Ashbee-Lormand has written this plea to the Ontario Environment Minister, John Gerretsen, asking that he take a moment to understand the impacts of wind energy development on the people of Ontario.
It's not yet midnight. The sky is clear, except for a few small clouds moving across the sky. I am standing on my back deck and I am in awe of the ominous, deep rumblings of the closest windmill. It is a kilometre away. This is the sound they told us did not exist.
Just like the ones I saw in Loweville, the turbines sound like a jet--too high to be seen, but close enough to hear. The difference is, the jet passes over, and the silence of the night resumes. In the case of the turbines, the noise continues into the night, and then into the day.
A quiet revolution
October 4, 2009
by Rebecca Pool
in Institute of Engineering and Technology
Leventhall's views on Pierpont's research are clear, he is certain that noise can be an issue for some people living close to wind farms and the symptoms that the paediatrician describes are very real.
"The wind developers are going to rubbish her book, and quite rightly so, but what must be accepted - and developers don't want to accept this - is that yes, people are disturbed," he says. "If people are consistently disturbed, and their sleep is consistently disturbed, then they will develop some very ‘unclever' stress symptoms. That will lead to stress-related illness."
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