New static converter architecture Reminder – Line transit capacity

• Load characteristic (resistive): V = sqrt (R.P)

• Transmissible power is limited
• It depends on the power factor
• At given P:
• two possible operating points including an unstable (lower) point
• instability of a network

V2 vs Power for a 20kW line of 30km lenght

(l = 1 µH/m Simplified model X=L.ω)