UVM Campus Renewable Energy Feasibility Study Building: Bio Research Complex
Total Roof Space: 16,900 sqft Useable Roof Space: 12,400 sqft Installation Type: 2 Roof Slope: 20°, 20°, 35° * Orientation: 260°, 80°, 170°
Installation Type
Approximate DC Watts: 142,600
* Measurements are approximate and include all required spacing * Carport calculation requires a minimum of 20 contiguous spots * Flat roof assumes 10’ setbacks per OSHA * Sloped roof assumes 4’ setback per building code (may vary)
Solar PV System Size: 142.6kW
1. Roof Mount Ballasted Flat 2. Roof Mount Sloped 3. Ground Mount 4. Carport
DC Watts per 8
Unit
11.5 5 1000
sqft sqft Parking space
sqft
Basis of Design Equipment: Sharp 250W Mono Solar Modules Unirac Racking System 1xPVP 100kW and 1xPVP 35kW Solar PV Inverters Cooper Crouse Hinds Disconnecting, Surge Protection Combiner Boxes Total $/watt: $4.56 Estimated Installed Cost: $650,000 (rounded to nearest $10,000) Payback (with no incentives): 20 years Payback: 14 years Building Annual Electrical Usage: 170,000 kWh Solar System Annual Output: 171,120 kWh % offset: % 100.66
Applicable Incentives A detailed summary of applicable incentives is included 1. Vermont Small Scale Renewable Energy Incentive Program: $2.25/watt DC up to 10 kW, $1.50/W DC for next 50 kW (up to 60 kW). Maximum incentive $97,500 or up to 50% of project costs (whichever is lower). 2. Green Mountain Power net metering bonus: Allows for an additional payment of $0.06/kWh produced by the system.