Building Consumption

sq. ft. 23,000.00 total

68

per yr. kWh/sq. ft. 15.00 114

per day kWh/sq. ft. 0.041 82

kWh 0.049 94

kWh/day 1474.52

13,800 1kwh=3413 but

PV Sizing

1 UTSA Option

PV to use W 240

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%

HOW TO SIZE FOR SOLAR PANELS

Size

Energy Consumption

Building Energy Consumption

Schott Solar Poly 240 W

Schott Solar Poly 240 W

Energy cons. X 1.3 energy lost

PV ROOF AREA (sq. ft.)

2 Max Wattage

PV to use W 435

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

PV to use W 285

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

PV to use W 240

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%

CSI CS6X- 285P,285 W

E20- 435 SOLAR PANEL

CSI CS6X- 285P,285 W

CSI CS6P- 240P,240 W

E20- 435 SOLAR PANEL

CSI CS6X- 285P,285 W