1. Building Consumption
HOW TO SIZE FOR SOLAR PANELS
Size sq. ft. 23,000.00 total
Energy Consumption 68
per yr. kWh/sq. ft. 15.00 114
per day kWh/sq. ft. 0.041 82
Energy cons. X 1.3 energy lost kWh 0.049 94
Building Energy Consumption kWh/day 1474.52
PV ROOF AREA (sq. ft.) 13,800 1kwh=3413 but
PV Sizing
1 UTSA Option
Schott Solar Poly 240 W
PV to use W 240 Schott Solar Poly 240 W
Available Area sq. ft. 6,300 in 66.34” x 39.09'
Sun expose Hr/day 5.3 ft. 5.53' x 3.26'
number of panels # 349.83 ft^2 18.01
PV array size kW kW 83.96
PV array size kWh/day kWh/day 444.99
Total Solar Panel Energy 30.2%

2. 2 Max Wattage
E20- 435 SOLAR PANEL
PV to use W 435 E20- 435 SOLAR PANEL
Available Area sq. ft. 6,300 in 81.36” x 41.18”
Sun expose Hr/day 5.3 ft. 6.78’ X 3.43’
number of panels # 270.77 ft^2 23.27
PV array size kW kW 117.79
PV array size kWh/day kWh/day 624.27
Total Solar Panel Energy 42.3%
3 Efficient option 1
CSI CS6X- 285P,285 W
PV to use W 285 CSI CS6X- 285P,285 W
Available Area sq. ft. 6,300 in 76.93"X38.7"
Sun expose Hr/day 5.3 ft. 6.41’ X 3.23’
number of panels # 304.72 ft^2 20.67
PV array size kW kW 86.84
PV array size kWh/day kWh/day 460.27
Total Solar Panel Energy 31.2%
4 Efficient option 2
CSI CS6P- 240P,240 W
PV to use W 240 CSI CS6X- 285P,285 W
Available Area sq. ft. 6,300 in 64.5"X38.7"
Sun expose Hr/day 5.3 ft. 5.38’ X 3.23’
number of panels # 363.44 ft^2 17.33
PV array size kW kW 87.23
PV array size kWh/day kWh/day 462.30
Total Solar Panel Energy 31.4%