Research Article
A Hybrid MMC Topology with dc Fault Ride-Through Capability for MTDC Transmission System
Table 3
dc fault clearing time in different combinations of
and
.
| | Scheme | | | dc fault blocking time/ms | Number of IGBTs used in a single-bridge arm | THD | Efficiency of each scheme | Estimated power losses |
| | 1 | 12 | 4 | 25 | 44 | 0.04 | 0.477 | 0.79% | | 2 | 8 | 6 | 16 | 46 | 0.04 | 0.457 | 0.79% | | 3 | 4 | 8 | 12 | 48 | 0.04 | 0.438 | 0.79% |
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