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System Advisor Model Report
Detailed Photovoltaic - Battery
Commercial
64 DC kW Nameplate
$1.80/W Installed Cost
35.61, -82.58 UTC -
NSRDB
Battery Specifications Battery capacity 400.56 kWh Battery chemistry Lithium ion Battery dispatch option Peak shaving Minimum state of charge 0. Maximum state of charge 0. Battery Charge and Discharge Battery Capacity 400.56 kWh Battery bank voltage 501.48 V Number of cells 44, Cells in series 126 Strings in parallel 355 Max discharge power (DC) 50.07 kW Max charge power (DC) 50.07 kW Max discharge power (AC) 48.07 kW Max charge power (AC) 52.16 kW Max discharge current (A) 99.84 A Max charge current (A) 99.84 A Battery Performance Roundtrip eff. (%) 91. Cycle conversion eff. (%) 91. Average cycle DoD 20. Number of cycles 8, Year 1 energy charged 28,647.05 kWh Year 1 charged from PV 51.46 kWh Year 1 charged from grid 28,595.59 kWh Year 1 energy discharged 26,143.69 kWh
Modules Aptos Solar Technology LLC DNA-144-BF10-530W Cell material Mono-c-Si Bifacial Module area 2.58 m² Module capacity 530.75 DC Watts Quantity 120 Total capacity 63.69 DC kW Total area 309 m² Inverters Sungrow Power Supply Co - Ltd : SG250HX-US Unit capacity 226.997 AC kW MPPT Voltage Range 860 - 1300 VDC Nominal AC Voltage 800.0 VAC Quantity 3 Total capacity 680.99 AC kW DC to AC Capacity Ratio 0. AC losses (%) 0. Array Strings 6 Modules per string 20 String Voc (DC V) 984. Tilt (deg from horizontal) 20. Azimuth (deg E of N) 180 GCR 0. Tracking no Backtracking - Self shading no Rotation limit (deg) - Shading no Snow no Soiling yes DC losses (%) 4. Performance Adjustments DC avail./curtail. none AC avail./curtail. none Degradation 0.5 %/yr Hourly or custom losses none Annual Results (in Year 1) GHI kWh/m²/day 4. POA kWh/m²/day 124. Net to inverter 72,397 DC kWh Net to grid 62,647 AC kWh Capacity factor 11. Performance ratio 0.
Commercial | CEC Module with Database | Sandia Inverter Database | Lithium Ion Battery
Year 1 Monthly Generation and Load Summary
Electricity from System
Thousand kWh 0
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Load
Thousand kWh 0
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Battery discharge to load
kWh
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Battery charge from Grid
kWh
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Battery charge from System
kWh
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Commercial
$1.80/W Installed Cost
UTC -
Commercial | CEC Module with Database | Sandia Inverter Database | Lithium Ion Battery
Financial Model
Project Costs Total installed cost $114, Salvage value $ Analysis Parameters Project life 25 years Inflation rate 2.5% Real discount rate 6.4% Project Debt Parameters Debt fraction 0% Amount $ Term 0 years Rate 0% Tax and Insurance Rates Federal income tax 0 %/year State income tax 0 %/year Sales tax (% of indirect cost basis) 5% Insurance (% of installed cost) 0 %/year Property tax (% of assessed val.) 0 %/year Incentives Federal ITC 30% Electricity Demand and Rate Summary Annual peak demand 274.2 kW Annual total demand 726,208 kWh Generic Commercial Fixed charge: $15/month Hourly (subhourly) excess credited to next month Tiered TOU energy rates: 4 periods, 1 tier Monthly TOU demand rates with tiers Results Nominal LCOE 59.3 cents/kWh Net present value $34, Payback period 7.2 years
Commercial
$1.80/W Installed Cost
UTC -
Commercial | CEC Module with Database | Sandia Inverter Database | Lithium Ion Battery
Nominal POA irradiance (kWh)582, Shading-0 % Soiling-5 % Reflection (IAM) -1.608 % Ground reflected to rear 5.457 % Rear rack shading-0.196 % Rear soiling-0 % Bifacial electrical mismatch -0.218 % Nominal DC electricity (kWh) 115, Snow -0 % Module-6.429 % Inverter MPPT clipping-28.173 % Module mismatch -2 % Diodes and connections -0.5 % DC wiring-2 % Tracking error-0 % Nameplate -0 % DC power optimizer -0 % DC availability and curtailment-0 % DC Lifetime daily losses in year one-0 % Net DC electricity (kWh) 72, Inverter power clipping -0 % Inverter power consumption -8.164 % Inverter nighttime consumption-0.104 % Inverter efficiency-0.904 % Gross AC electricity (kWh) 65, Battery loss (kWh) -3.803 % AC wiring -1.002 % Transformer loss-0 % Transmission loss-0 % AC Lifetime daily losses in year one -0 % AC Availability and curtailment -0 % Net AC electricity to grid (kWh)62,
Commercial
$1.80/W Installed Cost
UTC -
Commercial | CEC Module with Database | Sandia Inverter Database | Lithium Ion Battery
