Case

Description

1

No frequency control

(HVDC transmission power is set to 0.5 p.u.)

2

Frequency control with Notch filter

(HVDC transmission power is controlled within 0.5 ± 0.1 p.u.)

3

Frequency control with Deadband

(HVDC transmission power is controlled within 0.5 ± 0.1 p.u.)