在特高压直流输电中换相失败也是主要的故障。
Commutation failure is one of the most common failures for the high voltage direct current transmission system.
我国现有特高压直流输电工程均以输电线路等效干扰电流ieq作为直流滤波性能的衡量指标。
At present, the equivalent disturbing current Ieq of transmission line is taken as the index to judge DC filter effect for UHVDC power transmission projects in China.
特高压直流输电具有送电容量大、送电距离远等优点，在今后的能源流动中具有不可替代的地位。
The UHVDC power transmission possesses such advantages as high transmission capacity and long working distance, so its position can not be replaced in the electric energy flowing in the future.
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