International Journal of Photoenergy

Research Article

Performance Evaluation and Estimation of Energy Measures of Grid-Connected PV Module

Table 3

Evaluation metrics for assessment.


Sl. No	Parameters	Symbol	Equation	Eqn. No

1	Final yield			(1)
2.	Monthly energy output			(2)
3.	Efficiency of PV module			(3)
4.	Array yield			(4)
5.	System efficiency			(5)
6.	Capacity utilization factor			(6)
7.	System loss			(7)
8.	Reference yield			(8)
9.	Temperature loss			(9)
10.	Performance ratio			(10)
11.	Array capture loss			(11)

Symbols definition: : number of days in a month; : PV array’s nominal power (kWp), : energy output of daily DC from the array (kWh/kWp); : energy output of daily AC (kWh/kWp); : module’s temperature coefficient of power; : global-in-plane solar irradiation (kWh/m²/day); : array area of PV (m²); : temperature of PV module (°C); : in-plane reference irradiation of array (kWh/m²/day).