Inspec keywords: HVDC power convertors; HVDC power transmission; arresters; overvoltage protection; current distribution

Other keywords: key equipment; specific failure case; converter station; high-voltage DC arrester; multicolumn parallel arresters; insulation level; decisive role; simulation research; neutral-bus arresters multicolumn parallel; fault case analysis; voltage 500.0 kV; Xiluodu-Nuozhadu HVDC project; ultra-high voltage DC transmission system; nonuniform; resistance pieces; overvoltage protection; current distribution characteristics

Subjects: d.c. transmission; Protection apparatus; Power convertors and power supplies to apparatus