HOMER Energy Support

HOMER Model - PV/Solar

  • Clearness index

    Is it possible for HOMER to calculate clearness index from solar rad, and vice versa. How does it work? Wh...

    Jul 25, 2016 02:16PM MDT
  • Solar Data Input

    For any latitude, one can precisely calculate the mean extraterrestrial solar radiation (the radiation strikin...

    Jul 25, 2016 02:16PM MDT
  • Solar time

    If I change longitude 80° to 86° and keep the same time zone GTM-5, is it valid? The latitude matters a l...

    Jul 25, 2016 02:17PM MDT
  • Download resource data (solar, wind, temperature)

    To download the resource data, first choose the location for your project on the home page in HOMER. Then, ...

    Jul 25, 2016 02:19PM MDT
  • Introduction to Fridge

    Fridge is a web service that on the HOMER website that serves up an XML file containing monthly solar radiatio...

    Jul 25, 2016 02:18PM MDT
  • Solar resource data in HOMER

    It is easy to get solar resource data into HOMER via the Internet In the Solar Resource Inputs window, enter ...

    Jul 25, 2016 02:20PM MDT
  • PV Replacement Cost

    The replacement cost occurs when the component needs replacement. Your PV array and your wind turbine both ha...

    Jul 25, 2016 02:25PM MDT
  • Solar radiation scaling

    The issue of scaling the solar resource data is independent of the PV array. By "fixed location" I mean a par...

    Jul 25, 2016 02:25PM MDT
  • Ambient temperature data

    As with solar, hydro, and biomass resource data in HOMER, you can specify ambient temperature data either by i...

    Jul 25, 2016 02:34PM MDT
  • PV temperature effect

    HOMER now models the effect of temperature on the PV array. If you check the temperature checkbox in the PV I...

    Jul 25, 2016 02:34PM MDT
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