[RE-wrenches] Wind Turbine

Ray ray at solarray.com
Thu Jul 9 14:53:31 EDT 2020


Does anyone have experience with  APRS's WT10 turbine?  They've been 
around for along time, but I've not tried that turbine.

Ray Walters
Remote Solar
303 505-8760

On 7/9/20 8:04 AM, John Blittersdorf wrote:
> Chris,
>  Thanks for the reality check on Kohilo.  I just tried to get info 
> from them asking for a power curve.  No response.  If a wind turbine 
> manufacturer can't provide even a rudimentary power curve chart, then 
> it doesn't work. //I made one for my first homemade wind turbine 
> simply by watching the anemometer and wattage at different 
> windspeeds for awhile and writing down the numbers I was seeing and 
> then draw the graph. Wind always cooperates and gives constantly 
> changing speeds.
>
> John
>
> On Thu, Jul 9, 2020 at 9:35 AM Chris Schaefer 
> <chris at solarandwindfx.com <mailto:chris at solarandwindfx.com>> wrote:
>
>     RUN from the room when it comes to the Kohilo! This ole boy is in
>     my backyard and I'm currently trying to clean up one of their
>     projects. They kinda went the way of Wind Tamer, whereas they had
>     to add solar to meet their output claims.
>
>     Christopher
>
>     On Wed, Jul 8, 2020 at 9:06 AM <pgiroux at mindspring.com
>     <mailto:pgiroux at mindspring.com>> wrote:
>
>         Morning fellow wrenchers. There is a newer Wind turbine
>         company based in the North East called Kohilo Wind. Link below
>
>         http://kohilowind.com/about-kohilo-wind/
>
>         thx
>
>         peter Giroux
>
>         *From:* RE-wrenches <re-wrenches-bounces at lists.re-wrenches.org
>         <mailto:re-wrenches-bounces at lists.re-wrenches.org>> *On Behalf
>         Of *Roy Butler
>         *Sent:* Wednesday, July 8, 2020 8:33 AM
>         *To:* re-wrenches at lists.re-wrenches.org
>         <mailto:re-wrenches at lists.re-wrenches.org>
>         *Subject:* Re: [RE-wrenches] Wind Turbine
>
>         Ron and John and all,
>
>         SD Wind Energy out of Texas is representing what was the
>         Proven/Kingspan down wind turbines. They have a 3 and 6kW
>         turbine now but I heard through
>         the grapevine that they may have a 1kW in the near future.
>         Price is a bit high but they are solid machines.
>         https://sd-windenergy.com/
>
>         Other folks have been using the Braun turbine out of Germany
>         but that's really spendy.
>
>         The Whisper line was good, then Southwest Wind Power bought
>         it, they went under, a company from India bought it, then it
>         went to Japan
>         and last I heard it's now owned by a Chinese company.....buyer
>         beware!
>
>         Although there are a couple of small turbine manufacturer's in
>         the US making 1kW to 2kW machines, I am assuming you want
>         something reliable so
>         you may want to steer clear of those. I won't name names here.
>         And of course there are all those tempting units for sale on
>         Amazon and Ebay....run
>         screaming from the room on those.
>
>         Slim pickings out there, the small wind industry began a rapid
>         decline back around 2012 when the PV prices started dropping.
>         Most of us wind weanies
>         moved to solar installations to help support our wind habit
>         and decreased wind sales put many turbine manufacturers out of
>         business.
>
>         Anyway, best of luck on your search and if you find something
>         and care to run it by me off list please do so!
>
>         Roy Butler
>
>         Four Winds Renewable Energy, LLC
>
>         8902 Route 46, Arkport, NY 14807
>
>         607-324-9747www.four-winds-energy.com  <http://www.four-winds-energy.com>
>
>           
>
>           
>
>         Although no trees were killed in the sending of this message,
>
>         a large number of electrons were terribly inconvenienced.
>
>           
>
>                          
>
>         On 7/8/2020 6:55 AM, John Blittersdorf wrote:
>
>             Ron,  I installed a lot of the Bergey XL.1 until they
>             stopped production.   I just replaced blades on one last
>             week and my first install of one of the first ones
>             manufactured in 2001 is still working fine. We took in
>             down about 10 years ago for preventive maintenance and
>             replaced the brushes and blades though both were still in
>             good shape.  Most problems have been blades, brushes and a
>             few tower failures mostly due to customer neglect or
>             violent storms.  I installed a Pika
>
>             1.6 kw at my home about 4 years ago and fell in love with
>             that machine. Pika solved the Blade root attachment
>             weakness found on the Bergey as well as sound issues and
>             performance.  Unfortunately they stopped production due to
>             low sales.  I ran mine for a year and a half and almost
>             eliminated my generator in a low wind speed site but att
>             he same time saw it perform flawlessly in high winds
>             putting out well over 2500 watts and regulating my
>             batteries at float with no dump loads needed.  I got my
>             first order for one and called Pika to order one but they
>             had already stopped production and were not going to make
>             any more.  I had sold a customer a complete upgrade of his
>             system which included upgrading from a Xantrex SW Plus to
>             dual Outback inverters, going from 24v to 48v, and
>             directly replacing his Bergey with a Pika, and new Aquion
>             batteries.  Sine we had already done the rest of the
>             system, I ended up selling mine to him to keep him happy. 
>             I dearly miss that machine. Since Pika sold out to
>             Generac, I’m hanging on a glimmer of hope that the turbine
>             production could be resurrected.
>
>             Otherwise, the only new turbine I have installed is a 1 kw
>             SuperWind, made in Germany.  It is on a 40’ tilt up guyed
>             tower on a mountaintop transmitter site.  It has performed
>             as expected with the only problem being susceptible to
>             icing and the blade hub freezing to the nacelle.  It is
>             all white so the sun can’t help defrost it.  Very nice
>             workmanship but it also has a controller and dump load In
>             addition to pitching blades. Similar cost as the Pika.  
>              I don’t have any data on how much the dump load has
>             interacted with the controller.  This is a high wind site.
>             I’m not sure how it would perform in low winds. We put it
>             up in November and it survived the winter.  If you could
>             find a used Pika, that would be my choice but I haven’t
>             found one yet myself.  Let me know If you find anything else.
>
>             Wind Wrenches out there. ... respond !
>
>             John Blittersdorf
>
>             CV Wind Service
>
>             John.blittersdorf at gmail.com
>             <mailto:John.blittersdorf at gmail.com>
>
>             802-770-8625
>
>             On Wed, Jul 8, 2020 at 4:08 AM Ron Young
>             <solareagle at solareagle.com
>             <mailto:solareagle at solareagle.com>> wrote:
>
>                 Looking for recommendations on a wind turbine from the
>                 Wrenches. Wondering what people are liking out there
>                 right now. I know it’s a pretty skinny market and lots
>                 of junk but my client would like to replace an aging
>                 model that he has in a low to moderate wind area, not
>                 spend too much money but spend enough to get reliable.
>                 Ideally around 1kW but smaller is ok.
>
>                 Ron
>
>                 earthRight Products - Solareagle.com
>                 <http://Solareagle.com>
>
>                 Alternative Energy Solutions ~ Renewable Energy Products
>
>                 1-877-925-2929
>
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>     -- 
>
>     Chris Schaefer’s
>     <http:www.solarandwindfx.com>
>     /Tel/Fax 585-229-2083 or Cell 585-748-1870
>     //5115 South Hill Road ~ Canandaigua New York 14424
>     //www.solarandwindfx.com <http://www.solarandwindfx.com> ~ E-mail:
>     chris at solarandwindfx.com <mailto:chris at solarandwindfx.com>/
>
>     /
>     /
>
>     Thomas Jefferson, the author of our great Constitution, once said,
>     "democracy" will cease to exist when you take away from those who
>     are willing to work and give to those who would not."
>
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