Sanyo panels [RE-wrenches]

[Ken Hulet, Engineering Services Co.]

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How about 2167 W on 11 Sharp 175 Watt, 1925 W total with a SB2500?


On Sunday, May 9, 2004, at 02:57  PM, Kirk Herander wrote:

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> Last week I commisioned my first system using the Sanyo 167 watt
> modules. -14- total, -2- subarrays of seven into a Sunnyboy 2500USBD
> inverter, total array wattage of 2.338 kwp. I and the homeowner were
> pleasantly surprised to observe the SunnyBoy putting 2.42 Kw into the 
> grid
> in the middle of a hazy sun day. No chance of reflected sunlight 
> adding to
> output, I would think. The panels are fixed at 35 degree pitch in our 
> 45
> degree N latitude. The panels are apparently exceeding their nameplate
> rating, even after efficiency hits inherent in connections, wire, dc/ac
> conversion(inverter) , ect. Has anyone else seen a similar impressive
> performance?
>
> Kirk
>
>
> Vermont Solar Engineering
> Kirk Herander
> North American Board of Certified Energy Practitioners
> Certified Solar PV Installer(TM)
> Xantrex Certified Dealer Charter Member
> NYSERDA-eligible installer
> Vermont Solar and Wind Partner
>
> PO Box 697
> Burlington, VT. 05402
> www.vermontsolar.com
> www.backeastsolar.com
> 800.286.1252 - 802.863.1202
> fax 802.863.7908
>
> ----- Original Message -----
> From: "Matt Tritt" <solarone at charter.net>
> To: <RE-wrenches at topica.com>
> Sent: Friday, May 07, 2004 7:25 PM
> Subject: RE: Sanyo panels [RE-wrenches]
>
>
>
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> David,
>
> Not to seem entirely obtuse but - you are saying that your tracker is
> producing 32% better than a fixed array. The measured efficiency
> difference between Sharp and Sanyo is actually
> Extremely little from everything I've heard. An actual fair test would
> be when both modules are mounted at the same site on the same type
> mounting structure.
>
> Matt T
>
> -----Original Message-----
> From: David Blittersdorf [mailto:davidb at nrgsystems.com]
> Sent: Friday, May 07, 2004 2:50 PM
> To: RE-wrenches at topica.com
> Subject: Re: Sanyo panels [RE-wrenches]
>
>
>
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>
> We are installing 32 kw's of Sanyo 180 panels and have tested 12 on a
> tracker for the last 4 months. They are the best PV  I have yet used 
> and
>
> are producing 1.39 kwh/watt installed AC output per year compared to
> fixed roof PV (Sharp) at 1.07 kwh/watt. Both with Sunnyboy 2500
> inverters.
>
> Sunwize supplied ours.
>
> David Blittersdorf
>
> On 7 May 2004 at 14:16, Kurt Albershardt wrote:
>
>> ===========================================================
>>
>> Anyone know of a US source for the Sanyo PV panels?  A client is
>> interested in doing a demonstration project with them.
>>
>>
>> --thanks
> David Blittersdorf
> NRG Systems, Inc.
> 110 Commerce Street
> Hinesburg, VT 05461 USA
> Tel: 802-482-2255
> Fax: 802-482-2272
> email: davidb at nrgsystems.com
> Web:http://www.nrgsystems.com
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________________________________
If WE don't make a better world... Who will? Government?  Corporations? 
  Someone else?

Ken Hulet
Engineering Services Co.
Blanchardville, WI
608.523.3726
http://www.revolutionearth.com

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