High performance decoupled active and reactive power control for three-phase grid-tied inverters using model predictive control

Protection and Control of Modern Power Systems

Table 5 Quantitative assessment of steady state performance at Zero PF (P_ref = 0 W, Q_ref = 10 kVAR)

Parameter		Value
Average value of reactive power	Q_AVG [VAR]	10,005
Worst value of reactive power ripple	∆Q = (Q_ref - Q_actual) [VAR]	480
Percentage of reactive power ripple	100x∆Q/Q_ref) [%]	4.80
Percentage of reactive power deviation	100 x (Q_ref - Q_AVG)/Q_ref [%]	- 0.05
Average value of active power	P_AVG [W]	−100.6
Worst value of active power ripple	∆P = (P_ref - P_actual) [W]	369
Actual PF	Cos (tan⁻¹[Q/P)]	0.01
Total harmonic distortion	THD of grid current [%]	3.12