Solar Pathfinder
Question
What locations on campus would be the best
candidates for solar PV array installations?
Hypothesis
We hypothesized that the C.r.c and the Rec
Pavilion would offer us the most efficient sights
for new photovoltaic systems.
Report Name
SEM 2 A-E BRIDGE
Report Date
Declination
6/2/2014 3:25
0d 34m
Site Location
Latitude
47
Longitude
Weather Station
0
Montpelier AP
VT
Weather Station
Elevation (meters)
USA
343
Site Distance (Feet)\t3,388
Array Type
Fixed Angle
Tilt Angle
32.00 deg
Ideal Tilt Angle
32.00 deg
Electrical Cost
0.07 ($/kWh)
Azimuth
163.20 deg
Ideal Azimuth
180.00 deg
Panel Make
SolarWorld
Panel Model
SW275 Mono
Panel Count
16
DC Rate (per panel)
275.00 W
Inverter Make
SMA America
Inverter Model
SB4000TL-US-22 (208V)
Inverter Count
Derate Method
1
System Setting
Derate Factor
Layout Configuration
0.8
Single Picture
Layout Point Count
Month
1
Unshaded % of Ideal
Site Azimuth=180
Tilt=47.0
Actual Shaded Solar
Radiation
Actual Site Efficiency %
Azimuth=163.2 Tilt=32.0 Azimuth=163.2
kWh/m²
Tilt=32.00
Actual Shaded AC Energy (kWh) Azimuth=163.20 Tilt=32.00
Ideal Unshaded AC
Energy (kWh)
Azimuth=180.0
Tilt=32.00
Actual Unshaded AC Energy (kWh) Azimuth=163.2
Tilt=32.00
PV Solar Cost Savings
0.07 ($/kWh)
January
48.14%
1.41
45.27%
156.84
334
342
$10.98
February
83.43%
2.87
81.34%
305.94
360
367
$21.42
March
92.42%
3.26
90.33%
358.74
386
391
$25.11
April
95.24%
3.84
94.43%
392.63
410
411
$27.48
May
96.14%
4.56
95.17%
475.96
491
490
$33.32
June
96.38%
4.33
95.35%
421.09
434
436
$29.48
July
96.58%
5.11
95.60%
513.64
527
533
$35.95
August
97.74%
5.81
95.78%
575.21
585
596
$40.27
September
90.45%
3.9
88.30%
372.08
417
420
$26.05
October
79.91%
2.27
77.84%
227.46
283
288
$15.92
November
60.63%
1.32
58.62%
135.12
222
228
$9.46
December
38.94%
0.7
36.66%
75.43
199
207
$5.28
Totals
81.33%
39.37
84.59%
4,010.12
4,648.00
4,709.00
$280.71
--
Unweighted
Effect: 84.59%
Unweighted
--
--
--
--
--
Yearly Avg
Sun Hrs: 3.28
Yearly Avg
--
--
--
--
Actual Site Efficiency % Azimuth=163.2 Tilt=32.00
Actual Shaded AC Energy (kWh) Azimuth=163.20 Tilt=32.00
REC PAVILION
Totals (yr)
0.9
4178.3
Lab Buildings
Totals (yr)
0.5
2155.6
Sem 2 A Building
Totals (yr)
1.0
6245.2
SEM 2 ENTRANCE
Totals (yr)
0.6
2723.8
CAB PATIO
Totals (yr)
0.9
4293.0
CAB/ CRC BRIDGE
Totals (yr)
0.7
3361.4
BACK LIBRARY
Totals (yr)
0.9
4362.3
SEM 2 A-E BRIDGE
Totals (yr)
0.8
4010.1
GYM
Totals (yr)
0.6
2952.8
LIBRARY ROOF
Totals (yr)
1.0
4562.7
0.2
1155.1
TOTAL STANDARD DEVIATION
ACTUAL SHADED AC ENERGY VS. LOCATION DIAGRAM
7000.0
Actual Shaded AC Energy (kWh) Azimuth=163.20 Tilt=32.00
6000.0
5000.0
4000.0
3000.0
2000.0
1000.0
0.0
REC PAVILION Lab Buildings
Sem 2 A
Building
SEM 2
ENTRANCE
CAB PATIO
CAB/ CRC
BRIDGE
T.E.S.C Location
BACK LIBRARY
SEM 2 A-E
BRIDGE
GYM
LIBRARY ROOF