L vs. LCL Filter for Photovoltaic Grid-Connected Inverter: A Reliability Study

Table 9

L and LCL filter sizes.

Filter type		Value of the passive element			Passive element data			Total volume (cm^3)
					Core	Core volume	Capacitor volume
L		2.4 mH	—	—	3xETD-59	240.80 cm^3		240.80
LCL		425 μH	141 μH	6.6 μF	ETD-54; RM-14	56.8 cm^3; 24.1 cm^3	12 cm^3	92.9 cm^3
		425 μH	106 μH	8.2 μF	ETD-54; RM-12	56.8 cm^3; 14.7 cm^3	12 cm^3	83.5 cm^3
		425 μH	85 μH	9.9 μF	ETD-54; RM-12	56.8 cm^3; 14.7 cm^3	16.12 cm^3	87.7 cm^3
		425 μH	71 μH	11 μF	ETD-54; RM-12	56.8 cm^3; 14.7 cm^3	16.12 cm^3	87.7 cm^3
		425 μH	61 μH	13 μF	ETD-54; RM-12	56.8 cm^3; 14.7 cm^3	20.83 cm^3	92.33 cm^3