Electrical characteristics

Mechanical characteristics

DC-link voltage ( $v_{dc}^{ref}$ )

700 V

Frequency-droop coefficient (r_d)

0.05

DC-link capacitance (C)

50 mF

Inertia constant (H)

4

DC filter inductance (L_B)

1.5 mH

Damping coefficient (D)

1

Battery voltage (V_B)

250 V

Cap. intertia coeff. (H_c)

0.3

Filter inductance (L_S)

3.9 mF

C voltage gain (K_c)

13.3

Filter capacitance (C_f)

20 μF

Q-droop gain (k_q)

186

Line impedance (Z_g)

0.8 Ω + 1 mH

LPF filter, ${\omega }_f$

16 Hz

Rated phase voltage (U)

400 V

DDC k_pf, k_if

0.16, 1.54

Voltage reference (U_ref)

400 V

DDC k_pv, k_iv

0.22, 786

Frequency reference (f_g)

50 Hz

DC, K_pv,

2.5

Max frequency deviation

0.2 Hz

DC, K_pi,

668