<div dir="auto">Maybe it's time for a change of thinking in the resi market. People who consider PV and can't have it used for backup get disenfranchised quickly. </div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Jun 2, 2021, 3:52 PM Jeff Clearwater <<a href="mailto:jeffc@villagepowerdesign.com">jeffc@villagepowerdesign.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div text="#000000" bgcolor="#FFFFFF">As Jay says SMA has the
Fuel Save Controller for large PV to Diesel hybrid systems - with or
without batteries. <br>
<a href="https://www.sma.de/en/industrial-systems/fuel-save-solution-for-hybrid-systems.html" target="_blank" rel="noreferrer"><br>
https://www.sma.de/en/industrial-systems/fuel-save-solution-for-hybrid-systems.html</a><br>
<br>
So no reason it can't be done on a smaller scale.<br>
<br>
Best,<br>
<br>
Jeff<br>
Village Power Design<br>
<span>
</span><br>
<blockquote type="cite" style="border:0px none!important">
<div style="margin:30px 25px 10px 25px"><div style="width:100%;border-top:2px solid #edf1f4;padding-top:10px"> <div style="display:inline-block;white-space:nowrap;vertical-align:middle;width:49%">
<a style="color:#485664!important;padding-right:6px;font-weight:500;text-decoration:none!important" href="mailto:jason@floridasolardesigngroup.com" target="_blank" rel="noreferrer">Jason Szumlanski</a></div> <div style="display:inline-block;white-space:nowrap;vertical-align:middle;width:48%;text-align:right"> <font color="#909AA4"><span style="padding-left:6px">June
1, 2021 at 3:51 AM</span></font></div> </div></div>
<div style="color:#909aa4;margin-left:24px;margin-right:24px">
<div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">I'm wondering why this
isn't more common and better documented. We are getting a lot of
requests for solar to reduce generator fuel usage with PV in smaller
residential settings.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">I
just came across this solution from Fronius: <a href="https://mailtrack.io/trace/link/7c491c267a60aecbda5c36da8e23e64a94576133?url=https%3A%2F%2Fwww.fronius.com%2Fen%2Fsolar-energy%2Finstallers-partners%2Fproducts-solutions%2Foffgrid-backup%2Fpv-genset-saving-fuels-with-photovoltaics.&userId=1613865&signature=86c145b44a7c38ec" target="_blank" rel="noreferrer">https://www.fronius.com/en/solar-energy/installers-partners/products-solutions/offgrid-backup/pv-genset-saving-fuels-with-photovoltaics.</a></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Jason
Szumlanski</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Florida Solar Design
Group</div><div><div dir="ltr" data-smartmail="gmail_signature"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><b><div style="text-align:center"><br><br></div></b></div></div></div></div></div></div></div></div><br></div><br><img alt="" style="display:flex" src="https://mailtrack.io/trace/mail/a940fc034f9da31dca94bace3d9832951524c21c.png?u=1613865" height="0" width="0"></div>
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<a style="color:#485664!important;padding-right:6px;font-weight:500;text-decoration:none!important" href="mailto:jay.peltz@gmail.com" target="_blank" rel="noreferrer">Jay</a></div>
<div style="display:inline-block;white-space:nowrap;vertical-align:middle;width:48%;text-align:right"> <font color="#909AA4"><span style="padding-left:6px">May
25, 2021 at 4:16 PM</span></font></div> </div></div>
<div style="color:#909aa4;margin-left:24px;margin-right:24px"><div dir="ltr">Installing PV/inverters to a generator is a common practice. </div><div dir="ltr">One must make sure you don\u2019t ever have more PV/inverter than
load to prevent either generator damage or shut down. </div><div dir="ltr"><br></div><div dir="ltr">I worked on a big project that did
actually shut the generator down, it tried to run backwards as the PV
power exceeded the load. Didn\u2019t damage the generator, 125kw. </div><div dir="ltr"><br></div><div dir="ltr">The main reason is to reduce fuel
burn, but how how it is reduced has a number of variables: age, fuel
type, size, where in the power band it\u2019s operating , and if a larger
newer diesel ( they have a very different fuel burn curve than older
ones are which works very well with solar). </div><div dir="ltr"><br></div><div dir="ltr">SMA and others have full packages that communicate with the
generator for really large systems like mines etc. </div><div dir="ltr"><br></div><div dir="ltr">Not knowing the size/type of the PV/generator and the
variables, hard to say if there would be much fuel savings. </div><div dir="ltr"><br></div><div dir="ltr">Jay</div><div dir="ltr"><br></div><div dir="ltr"> </div><div dir="ltr"><br></div>
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<a style="color:#485664!important;padding-right:6px;font-weight:500;text-decoration:none!important" href="mailto:jerrysgarage01@gmail.com" target="_blank" rel="noreferrer">Jerry Shafer</a></div> <div style="display:inline-block;white-space:nowrap;vertical-align:middle;width:48%;text-align:right"> <font color="#909AA4"><span style="padding-left:6px">May
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<div style="color:#909aa4;margin-left:24px;margin-right:24px">
<div dir="auto">Not kidding, but not in reference of wildfires either.
Installing inverters directly connected to the gennys is in the past
lead to smoke. <div dir="auto">Jerry</div></div><br>
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