[RE-wrenches] PV-direct air heating?

[Bill Loesch]

Dan,
Isn't that what the wind guys do and call it a dump load?
Best,

Bill Loesch
Solar 1 - Saint Louis Solar
314 631 1094

On 3/9/2016 8:07 PM, Dan Fink wrote:
> I have an interesting question I haven't run into before, using 
> existing equipment, some in place, some just waiting for an install.
> Has anyone here ever done an MPPT PV-direct install to DC air heaters?
>
> Advanced Energy used to have a PV-direct MPPT water heating 
> controller, but the residential division of their company no longer 
> exists. We are looking at 1200-1500 watts of PV.
>
> How would one program a Midnite Classic (for example) to most 
> efficiently connect PV to DC heating elements without a battery 
> bank/diversion load setup, whether for water or air?
>
> This one's new to me; I've never tried PV direct heating before.
>
> Thanks in advance for any input.
>
> Dan Fink
> Adjunct Professor of Solar Energy Technology, Ecotech Institute
> IREC Certified Instructor™ for:
> ~ PV Installation Professional
> ~ Small Wind Installer
> Executive Director, Buckville Energy
> NABCEP Registered Continuing Education Providers™
> 970.672.4342 <tel:970.672.4342>
>
>
>
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