Research Article
A Voltage Control Strategy of VSG Based on Self-Adaptive Inertia Coefficient and Droop Coefficient
Table 1
VSG control system parameter settings.
| Parameters | Descriptions | Values |
| Udc | DC voltage | 800 V | | Grid voltage | 220 V | L1 | Filter inductance | 3.2 mH | | Grid-side inductance | 3.2 mH | C | Filter capacitor | 14 μF | SN | Rated capacity of VSG | 10 kV A | fp | Power frequency | 50 Hz | fs | Switching frequency | 5 kHz | J | Inertia coefficient | 0.45 kg m2 | Dp | Droop coefficient | 30 N m s/rad | Dqo | Initial droop coefficient | 321 var/V |
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