Wind Turbine Selection Basics

The current push into the field of alternative energyFor this reason a system needs to be carefully
has recently placed wind power at the forefront of thematched to the conditions found at the installation site.
energy debate. Using a wind capture devise is one ofIf you have harsh weather with strong winds then
the oldest methods of producing electricity from achoosing a well-built turbine is a very good idea. It also
renewable source. In spite of this, the small windneeds to be sized according to the projected energy
turbine, sometimes referred to as a wind mill, is aneeds that you are trying to offset. It takes someone
machine that in general remains in need ofknowledgeable and with practical experience to built
considerable refinement. If you are researching windsuch a system.
power in hopes of purchasing a system, there areWhat you may typically find in your area are
some areas of concern which will be helpful tocompanies or installers willing to sell you what they are
understand as you approach this task.familiar with but it may not be the best equipment for
Where have we come from? The first awakeningyour application. While you may get good service
came during the oil crisis encountered in 1973. Thisduring and after the installation, you may also get an
highlighted our dependence on the importation of oil toinadequate system if the company is too narrow in its
meet our energy needs. It also lead to an interest inrange of product offering. We have found this to be
renewable energy sources such as solar and wind.the case in our local area. While discussing a new
Wind had already played a part in American history insystem installation being performed nearby, we
the early and mid 1900's but as the commercial powerquestioned the installer/salesman about the owners
grid crept into rural areas, wind turbine developmentchoice of inverters. He indicated that it was his own
slowed to a crawl. As a result of this stagnation, whenrecommendation because he was familiar enough with
the oil embargo grabbed our attention, wind turbinesit to troubleshoot problems over the phone. We didn't
were woefully inadequate to be of any significance.feel it was the best equipment available but it was
What has occurred since is the refinement of largewhat the "professional" recommended. That said, it is
turbines used in wind farms but the small, residentialalways best to search initially for a business close to
sized turbine has only been marginally improved.home. There is nothing like a real person behind the
Looking back, we could blame this on a market unablecounter when you are getting ready to fork over a big
to justify large expenditures in the research andchunk of cash for a purchase.
development area. In the past decades, people wereSo what do you do if you are considering having your
moving from rural areas and going into the suburbanown wind system? First, understanding the "language"
environment where small lot sizes were not compatibleof wind power is important to understanding how it
with a wind energy system. There simply was not aworks. This will range from having a basic knowledge
huge demand for a turbine that was sized to meet theof energy in the wind to knowing what the specs on a
electrical needs of a typical household. With theturbine will mean in real life. A lot of numbers can be
affordable costs of grid power it made little economictossed around by someone trying to sell you a system
sense for large investments in the residential machinesbut at the end of the day you want these "numbers"
for either the companies involved or the consumer.to mean something in the way of usable power.
We presently have two factors at work that areSecond, you as the buyer need to be aware of the full
placing a demand on wind industry. First, there hasrange of wind turbines and towers available, within
been a recent migration of families back into ruralreason, for your area. Taking an active role in selecting
settings. There are various reasons for this change butall the components for a wind system may not be
an attempt at self-sufficiency is one of these. Peopleabsolutely necessary but it helps to know your options.
are seeking ways to reduce their dependence onThird, cut through the marketing hype that is on the rise
commercialized products with their energy needs beingas wind power becomes more popular. Wind turbine
high on that list. Second, many are becoming aware ofads that were mostly relegated to the small classified
the true cost of cheap electricity and are looking forad section in do-it-yourself magazines are now starting
ways to offset either all or a portion of the energyto have their own full page, color ads.
they use from a renewable source. Direct investmentThe bottom line for a wind system is to generate
in the form of solar panels on the roof or a windenough power to substantially reduce your monthly
turbine in the back yard has recently become aelectrical bill or reduce the amount of generator
fashionable thing to do.run-time in the case of the off grid household. To
Unfortunately in the small wind energy field, substantialbasically retire your electric bill is something to shoot
and reliable turbines are in short supply. There arefor but there are many considerations such; as what
plenty of machines to be found but ones that willwill your utility company allow and how much will
produce meaningful power over a reasonable timeseasonal fluctuations in wind patterns affect your
period are not so easy to discern. As with any productlocation? There is also much talk about the legislation
available to consumers, there is a balancing actpassed in October 2008 that allows a tax credit on
between price, quality and the individuals needs. Windsmall wind installations. Don't get too excited it just yet.
turbines are no different. To make matters moreIt only allows for 30% of installed cost or $500 per 1/2
complicated there is not an abundance ofkilowatt, whichever is less up to a maximum of $4000.
brick-and-mortar stores that stock all the componentsTo get the maximum credit, you are looking at a
needed for a complete wind system installation. Manyturbine that typically cost over $16000 not including a
parts must be ordered so getting a look before handtower and various other costs. This definitely will not
at what you will be buying can be largely a mail ordergive you a free wind system but it will most likely
operation. Compounding this issue is the sales andencourage some growth in small wind industry. (A note
installation experience you will encounter in theof disclaimer, I do not feel the federal government
alternative energy field concerning wind power. Windshould be in the business of taxing citizens with the
turbines are not like solar panels where an installation isintent of redistributing it to promote any industry). Even
relatively straight forward but rather has complexitieswith the need to look at wind power from several
that need to be addressed. A wind installation is muchangles, it is certainly an abundant renewable resource
more than a turbine attached to a tower which isto harness if you approach it with the right attitude and
creating electricity out of thin air.proper knowledge.