System estimation / controlled input model

Show the assumptions behind the estimate.

Turn validated monthly irradiation into a transparent estimate with retained assumptions.

Live calculation · retained project context · engineer review

System estimation / controlled input model

PV Yield Estimator

Convert validated, user-supplied monthly plane-of-array irradiation into a transparent monthly and annual energy estimate.

CompatibleEngine 1.1.0

01 Site coordinates02 Monthly irradiation03 System losses04 Estimate

Estimated energy

97,970 kWh / year

Specific yield980 kWh/kWPerformance ratio80%Availability99%Months modeled12

Month	POA irradiation	Estimated energy
Jan	82.0 kWh/m²	6,494 kWh
Feb	77.0 kWh/m²	6,098 kWh
Mar	102.0 kWh/m²	8,078 kWh
Apr	113.0 kWh/m²	8,950 kWh
May	126.0 kWh/m²	9,979 kWh
Jun	119.0 kWh/m²	9,425 kWh
Jul	121.0 kWh/m²	9,583 kWh
Aug	119.0 kWh/m²	9,425 kWh
Sep	109.0 kWh/m²	8,633 kWh
Oct	102.0 kWh/m²	8,078 kWh
Nov	89.0 kWh/m²	7,049 kWh
Dec	78.0 kWh/m²	6,178 kWh

Estimate = DC capacity × user-supplied monthly POA irradiation × performance ratio × availability. It is a planning input, not a guaranteed production forecast.