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Table 1 Parameters of the AC filters and shunt capacitors

From: A fast boundary protection for an AC transmission line connected to an LCC-HVDC inverter station

Elements

Type of AC filters

Capacity of filter group

3-Phase /Mvar

HP12/24

HP3

SC

C1/mF

2.992

3.003

3.01

1st, 2nd and 3rd group:

1300

L1/mH

7.213

421.8

2.01

C2/mF

10.194

24.021

 

L2/mH

4.418

  

R1

1000

1060

 

4th group:

1040

Tuned frequency/Hz

600/1200

150

 

Q3p, at 515 kV/Mvar

260

260

260

Total:

4940

Groups of filters

8

2

9