[RE-wrenches] Residential tracker options

Andrew Truitt atruitt at gmail.com
Fri Jun 14 16:49:42 EDT 2019


Sulas <http://www.sulasindustries.com/> is pretty new, but I've heard good
things.  The concept is similar to Zomeworks, but they use paraffin wax
instead of whatever fluid Zomeworks uses (freon?) with the intention of
avoiding reliability issues while maintaining the simplicity and positive
economics of passive actuation.


- Andrew



"Don't get me wrong: I love nuclear energy! It's just that I prefer fusion
to fission. And it just so happens that there's an enormous fusion reactor
safely banked a few million miles from us. It delivers more than we could
ever use in just about 8 minutes. And it's wireless!"

~William McDonough


On Thu, Jun 13, 2019 at 3:13 PM Dave Angelini Offgrid Solar <
offgridsolar at sti.net> wrote:

> Have you looked at the Wattsun HZLA? No ladders and with the right module
> about 5KW tracked. Perfect for long hours of cooling or pumping.
> http://www.wattsun.com/products/accutrak-hzla-tracker
>
> *Dave Angelini Offgrid Solar
> "we go where powerlines don't"
> http://members.sti.net/offgridsolar/ <http://members.sti.net/offgridsolar/>
> e-mail  offgridsolar at sti.net <offgridsolar at sti.net>
> text 209 813 0060*
>
> On Thu, 13 Jun 2019 12:46:58 -0400, Dave Tedeyan <dtedeyan at taitem.com>
> wrote:
>
> Chris,
> We have used AER for trackers. We've had good success with them.
> https://www.allearthrenewables.com/product/allearth-solar-trackers
>
> Cheers,
> Dave
>
> *Dave Tedeyan, PE*
> Senior Engineer | Taitem Engineering, PC
>
> 110 South Albany Street | Ithaca, NY 14850
> o. 607.277.1118 x121  f. 607.277.2119
> www.taitem.com
>
> Solar • Sustainability • Energy • Design
> B-Corporation Best for the World 2018 Honoree
>
> On Thu, Jun 13, 2019 at 12:40 PM <chris at oasismontana.com> wrote:
>
>> Dear people:
>>
>> Now that Zomeworks is more-or-less down the tubes, what resources do you
>> have for a residential tracking system?  Wattsun's 'one size fits all'
>> really doesn't (and I don't need a need a lecture of ROI for buying more
>> modules versus a tracker).  I'm just wondering if there are more options
>> besides the utility grade models.  We have a great pole mount supplier –
>> but some folks want a tracker.  I'm looking forward to your responses.
>>
>> Best,
>>
>> Chris Daum
>>
>>
>> Oasis Montana Inc.
>>
>>
>>   406-777-4309
>>
>>
>>
>>
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