Table 1 Inverter parameters
From: Small signal stability analysis of stand-alone microgrid with composite load
Parameter | Parameter name | Value | Parameter | Parameter name | Value |
|---|---|---|---|---|---|
Fs | Switching frequency | 8 kHz | Mp | Active droop gain | 9.4 × 10−5 |
Lf | Inductance of filter | 1.35 mH | Nq | Reactive droop gain | 1.3 × 10−3 |
Cf | Capacitance of filter | 50 × 10−6 F | Kpv | Proportional gain of PI (voltage controller block) | 0.05 |
Rf | Resistance of filter | 0.1Â Ohm | Kiv | integral gain of PI (voltage controller block) | 390 |
Lc | Coupling inductance | 0.35 mH | Kpc | Proportional gain of PI (current controller block) | 10.5 |
rLc | Resistance of coupling inductor | 0.03 Ω | Kic | integral gain of PI (current controller block) | 16 × 103 |
Wc | Cut off frequency | 31.41Â rad/s | F | Feed forward gain | 0.75 |