[Equest-users] Re-posting: PV simulation helioscope vs eQuest

Javed Iqbal eee.javed at gmail.com
Fri Sep 7 07:52:55 PDT 2018


System Advisor Model [Link <https://sam.nrel.gov/>] could be also
considered as an option depending on simple or detailed level analysis.

On Fri, Sep 7, 2018 at 8:13 PM Jones, Christopher via Equest-users <
equest-users at lists.onebuilding.org> wrote:

> I suggest trying PVWatts <https://pvwatts.nrel.gov/> as a third
> comparator. It is fairly straight forward to use.
>
>
>
>
>
> *Christopher R Jones, P.Eng.*
>
> T+ 1 416-644-0252
>
>
>
>
>
> *From:* Equest-users [mailto:equest-users-bounces at lists.onebuilding.org] *On
> Behalf Of *Pramod .D via Equest-users
> *Sent:* Friday, September 07, 2018 8:34 AM
> *To:* equest-users at lists.onebuilding.org
> *Subject:* [Equest-users] Re-posting: PV simulation helioscope vs eQuest
>
>
>
> Dear eQuesters,
>
>
>
> Recently I have been working on a project where the clients are planning
> to use the PV modules for electricity generation. I have a Helioscope
> simulation report provided by the PV contractor which shows the power
> generation as 105,300 kWh per year. However, when I use the same details
> mentioned in the report for my eQuest simulation, I am getting 26,576 kWh.
> Can anyone please explain the discrepancies on these reports or am I
> missing something?
>
>
>
> The PV system used in this project has 4 inverters of capacity 20kW each.
> Four segments PV models with 33.6kW, 18.6kW 16.8kW and 16.1kW power
> generation capacity. Tracking volts of inverters : 244-529 Vac.
>
>
>
> Thanks in advance
>
>
>
> Regards,
>
> Pramod
>
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-- 


Javed Iqbal, LEED AP, CEA
Sr. Energy Analyst
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