Monitor energy useage at the RJR Ranch, Pullman, WA (N46 40.558 W117 16.276 Elev: 2352 ft.) Equipment list: Sixteen Kyocera KC-130 solar panels, pole mounted in four groups of four panels. SMA 2500U power inverter in grid-tie configuration. System startup: May 19, 2008

Wednesday, July 16, 2008

Time connected to the grid: 14 hrs
Electricity produced: 15.30 kWH
Solar Energy: 510 (Langley's)
Utility meter reads: 2215
Weather: Partly cloudy & Hazy
Comment: It was interesting to note that at times the irradiation exceeded 1150 m/sq.ft when the sun was "lighting up" the clouds. A clear blue sky isn't always the highest irradiance

For questions mailto: roger@RJRsolar.com

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