Not exact matches
I have never even heard a
wind turbine from a
distance greater than 2.5 km (correction, on 2013/07/07 I managed to just hear some
turbines 3.0 km away), and then only in near - ideal conditions.
Professor Hansen's team's research findings have now supported Dr Laurie's statement in 2011 about the
distance of impact and are consistent with the residents» consistent reports for nearly four years of a low frequency noise problem
from the
wind turbines at Waterloo, which severely disrupts their sleep.
Hub height: In a horizontal - axis
wind turbine, the
distance from the
turbine platform to the rotor shaft.
The truth, of course, is that the sound
from wind turbines is rarely audible
from distances greater than 3 km and infrasound near
wind turbines is no greater than elsewhere.
Some small
wind turbines produce as little as 35 decibels (dB) of sound when heard
from a
distance of only ten feet away.
Wind farms must be built at a
distance from housing of at least 10 times the height of the
turbine, or about 1.5 to 2 km, under the law which was adopted by the lower house of parliament on Friday.
Better than reading pages like this, if you want to know how much sound
wind turbines produce go and visit a
wind farm, listen
from various
distances, make up your own mind.
The greatest
distance from which I have ever heard a
wind turbine is 2.5 km (correction, on 2013/07/07 I managed to just hear some
turbines 3.0 km away), and then only in near ideal circumstances.
Yet, while thunder can only be heard
from 16 km under good conditions some people will claim that
wind turbines can be heard
from similar, or even greater,
distances.
The level of background noise at
distances of a kilometre or more
from wind turbines makes measuring the effect of sound
from wind turbines on people at such
distances complicated.
In 2014, an anonymous last - minute insertion of language into a budget bill doubled the
distance that a
wind turbine must sit
from any adjacent property.
She is unable or unwilling to see that there is no credible physical mechanism whereby
wind turbines could possibly make people ill
from a
distance of several kilometres;
On - shore
wind turbines are often on ridges and therefore are conspicuous
from long
distances.
It is conceivable that the presence of
wind turbines will very slightly increase the number of lightning strikes (because a slightly lower voltage build - up will be required to produce a strike over the slightly shorter
distance from cloud to ground).
I believe that the closest
wind turbine will be about 5 km
from my house in Crystal Brook and the least
distance between a
turbine and a house not financially involved in the
wind farm will be 1.5 km; 500m greater than that required by the state government.
The above paper further stated that studies had detected seismic waves
from wind turbines that were above background levels to
distances up to 18 km.
Research into the computer modeling and other methods used to determine the layout of
wind turbine developments, including the
distance from nearby residences, is at the same time showing that the output of the models may not accurately predict sound propagation.
The minimum
distance that a
wind turbine should be
from an occupied house is partly a matter of opinion and, since the sound level varies depending on topography and the direction of the
wind, is very difficult to place a definite figure on.
If the strongest vibrations
from wind turbines are, at best, detectable at a
distance of 11 km then they must be quite undetectable by human senses at
distances of hundreds of metres or more
from the
turbines.