Inspec keywords: power transmission control; HVDC power convertors; power grids; power transmission faults; HVDC power transmission; voltage-source convertors

Other keywords: converter loss; AC voltage-boosted FBSM-MMC; power loss; modular multilevel converters; loss reduction analysis; PSCAD/EMTDC; HVDC systems; loss reduction method; second harmonic circulating current; handling short-circuit faults

Subjects: Control of electric power systems; d.c. transmission; Power convertors and power supplies to apparatus