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AC and DC Filter Capacitor Banks for HVDC

AC and DC Filter Capacitor Banks for HVDC

Application: HVDC is used for long distance and large capacity power transmission.
Power capacitors play an important part in HVDC power transmission for filtering and compensation of reactive power.


1) Standard

GB/T 20993-2007 DC filter capacitor for HVDC transmission system

GB/T 20994-2007 Shunt capacitor and AC filter capacitor for HVDC transmission system


2) Type Number Clarification of AC filter capacitor installation

W-Outdoor

Connection

Protection

Rated capacity of capacitor unit(kvar)

Rated capacity(kvar)

Rated voltage(kV)

TAL-AC filter capacitor


3) Type Number Clarification of DC filter capacitor installation

W-Outdoor

Connection

Protection

Rated capacitance of capacitor unit(μF)

Rated capacity(kvar)

Rated voltage(kV)

TDL-DC filter capacitor


Connection:

A--connected in single star

B--connected in double star

Protection of installation:

K--Open delta voltage protection

C--Differential voltage protection

Q--Differential current bridge protection

L--Unbalance current protection of neutral point

Installation Environment:

W--Outdoor; none--Indoor