Input Field | Unit | Demo Inputs | Default |
Electrical Inputs | | | |
Is the Point of Common Coupling (PCC) coincident with the Point of Delivery (POD)? | None | | 1 (Yes) |
Gen-Tie Line Length | Mi | | 0 |
Max AC Power at Point of Delivery (POD) | MW | | 100 |
Interconnection Voltage | kV | | 34.5 |
Maximum Combiner Box Size | # Strings | | 32 |
Non-Ohmic DC Losses | % | | 0 |
Pre-parallel Strings? | None | | No |
Soil Thermal Resistivity | °C-cm/W | | 90 |
Module 1 Selection (Add up to 5 Modules) | | | |
Manufacturer | None | | |
Model | None | | |
Width | m | | |
Length | m | | |
Energy Degradation | %/Year | | |
Price | $/W | | |
Inverter 1 Selection (Add up to 5 Inverters) | | | |
Manufacturer | None | | |
Model | None | | |
Width | m | | |
Length | m | | |
Max DC Inputs | None | | |
Max DC Fuse Size | A | | 400 |
Number of Inverters per Station | None | | 1 |
Price (Inverter Only) | $/Unit | | |
Structural and Geotechical Inputs – Detailed Mode | | | |
Rack Type | None | | 4×4 Landscape Fixed Tilt |
Wind Exposure Category | None | | C |
Basic Wind Speed | mph | | 115 |
Ground Snow Load | Pg | | 10 |
Racking Ground Clearance | ft | | 2 |
Seismic Coefficient – Sds | g | | 1.5 |
Ultimate Side Friction Resistance | psf | | 500 |
Factor of Safety for Side Friction | ASD | | 1.5 |
Ultimate End Bearing Capacity | lbs | | 1500 |
Factor of Safety for End Bearing | ASD | | 3 |
Unconfined Compressive Strength | qu | | 1000 |
Minimum Required Pile Embedment | ft | | 0 |
Top Soil to Neglect | in | | 0 |
Pile Equipment Rental Cost | $/Pile | | 15 |
Pile Labor Cost | $/Pile | | 15 |
Rack Install Labor Cost | $/W | | 0.05 |
Price of Structural Steel | $/lb | | 0.52 |
Structural and Geotechical Inputs – Override Mode | | | |
Structure Type – Generic Fixed Tilt or Generic Single Axis Tracker | None | | Fixed Tilt |
Number of Modules Per Rack (Up) | None | | 2 |
Number of Modules Per Rack (Across) | None | | 4 |
Portrait or Landscape Orientation | None | | 1 (Portrait) |
Single-Axis Rotation Limit (tracker Only) | Degrees | | 45 |
Shading Mode (Tracker Only) | None | | Backtracking |
Length of Piles Including Above Ground Portion (ft) | ft | | 10 |
Linear Weight of Piles (lb/ft) | lb/ft | | 7 |
Piles Per Rack | None | | 2 |
Pile Equipment Rental Cost | $/Pile | | 15 |
Pile Labor Cost | $/Pile | | 15 |
Rack Install Labor Cost | $/W | | 0.05 |
Price of Structural Steel | $/lb | | 0.52 |
Racking Material Cost | $/W DC | | 0.1 |
Financial Inputs | | | |
PPA Price | $/kWh | | 0.15 |
PPA Escalation | %/yr | | 1 |
PPA Escalation Years | yrs | | 20 |
Project Lifespan | yrs | | 25 |
Energy Availability | % | | 100 |
Energy Degradation | % | | 0.5 |
Soiling Losses – Average Annual | % | | 5 |
Soiling Losses – January | % | | 5 |
Soiling Losses – February | % | | 5 |
Soiling Losses – March | % | | 5 |
Soiling Losses – April | % | | 5 |
Soiling Losses – May | % | | 5 |
Soiling Losses – June | % | | 5 |
Soiling Losses – July | % | | 5 |
Soiling Losses – August | % | | 5 |
Soiling Losses – September | % | | 5 |
Soiling Losses – October | % | | 5 |
Soiling Losses – November | % | | 5 |
Soiling Losses – December | % | | 5 |
Insurance Rate | % | | 0.5 |
Insurance Rate Escalation | %/yr | | -6 |
Inflation Rate | % | | 2.5 |
Salvage Percentage | % | | 0 |
Real Discount Rate | % | | 8.2 |
Is Land Owned or Leased? | None | | 2 (Leased) |
Land Purchase Cost | $ | | 0 |
Property Tax Rate | % | | 0 |
Annual Land Lease Cost | $/acre/year | | 500 |
Annual Land Lease Escalation Rate % | % | | 0 |
Land and Site Prep Costs | $/acre | | 2000 |
Interconnection Facilities and Gen Tie Costs | $/kWAC | | 30 |
Design, Engineering, Permitting Costs | $/kWAC | | 50 |
Construction Labor Rate | $/hr | | 60 |
Electrical Labor Rate | $/hr | | 75 |
Contractor Management & Margins | % | | 15 |
Other Development Costs (AC) | $/kWAC | | 0 |
Other Development Costs (Area) | $/acre | | 0 |
Other Development Costs (DC) | $/kWDC | | 0 |
Other Development Costs (Fixed) | $ | | 0 |
Average Material Shipping Cost | % | | 4 |
Federal Investment Tax Credit (ITC) | % | | 30 |
State Investment Tax Credit (SITC) | % | | 0 |
Federal Production Based Incentive | $/kWh | | 0 |
State Production Based Incentive | $/kWh | | 0 |
Man Mins per kW Civil Works | man-min/kWDC | | 30 |
Man Mins per kW Mobilization & Staging | man-min/kWDC | | 10 |
Man Mins per kW Panel Install | man-min/kWDC | | 27 |
Man Mins per kW DC Electricals Install | man-min/kWDC | | 25 |
Man Mins per kW AC Electricals & Inverter Install | man-min/kWAC | | 13 |
Man Mins per ft Trenchwork | man-min/ft | | 4 |
Loan Fraction | % | | 50 |
Loan Term | yrs | | 20 |
Loan Rate | % | | 7 |
O&M Cost/Capacity (Excludes Land Lease & Insurance Costs) | $/yr/kWDC | | 15 |
O&M Escalation | %/yr | | 0 |
Federal Income Tax | % | | 35 |
State Income Tax | % | | 7 |
Sales Tax | % | | 5 |
Depreciation Type (Federal) | None | | 2 (MACRS) |
Depreciation Type (State) | None | | 2 (MACRS) |
Federal Depreciation Straight Line Years | yrs | | 7 |
State Depreciation Straight Line Years | yrs | | 7 |