[RE-wrenches] System Performance | Battery Based Grid Tie

[maverick at mavericksolar.com]

What is the battery size versus kw of PV?


Thank you,

Maverick


Maverick Brown
BSEET, NABCEP Certified Solar PV Installer ®
President & CEO
Maverick Solar Enterprises, Inc.
Office:     512-919-4493
Cell:        512-460-9825

Sent from my HondaJet!

On Dec 20, 2011, at 7:44 PM, Wayne Irwin <wayne at pureenergysolar.com> wrote:

> We have found that most of our batt systems are running at around 85% sell back.
> 
> Wayne Irwin, EE
> Director of Engineering
> Pure Energy Solar International Inc. 
> State Licensed Solar Contractor
> License # CVC56695 
> Wayne at PureEnergySolar.com 
> http://pureenergysolar.com 
> 352 377-6527 Office
> 352 336-3299 Fax
> 
> The content of this message is Pure Energy Solar Confidential. If you are not the intended recipient and have received this message in error, any use or distribution is prohibited. Please notify me immediately by reply e-mail and delete this message from your computer system. Thank you.
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> 
> 
> Date: Tue, 20 Dec 2011 17:41:04 -0800
> From: toddcory at finestplanet.com
> To: re-wrenches at lists.re-wrenches.org
> Subject: Re: [RE-wrenches] System Performance | Battery Based Grid Tie
> 
> that's a nice conservative estimate for input STC kWh to sold kWh jeremy
> 
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> as far as charge controller kWh to sold kWh, my OB 3648 runs in the ~87% range
> 
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> 
> todd
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> On Tuesday, December 20, 2011 3:00pm, "All Solar, Inc." <allsolar at scswifi.net> said:
> 
> 
> Wrenches,
> I am looking for advice and or comments on system performance from a Grid Tied battery back up system.
> Is 65% efficiency fair as far as what goes back to the grid?
> Is PV watts a good tool for that.
> Commnets are welcome!
> Jeremy
> All Solar Inc.
> Jeremy and Amy Rodriguez
> 1463 M St
> Penrose, CO 81240
> www.asolarelectric.com
> Phone 719-372-3808
> Fax 719-372-3804
> Email allsolar at scswifi.net
> Email allsolar at live.com
> 
> 
> 
> Sent from Finest Planet WebMail.
> 
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