Table 1 Evaluation of previous reviews
References | Year | Technology | Main contents | Limitation |
|---|---|---|---|---|
Jie et al. [28] | 2014 | VSC-HVDC | •  Converter topologies of VSC-HVDC for OWFs grid integration •  Control methods of VSC-HVDC | •  Topologies of VSC-HVDC for OWFs connection are not investigated and categorized •  Classification of VSC-HVDC is not clear and complete |
Zhang, et al. [29] | 2016 | Multi-terminal HVDC (MTDC) | •  Key technologies and operation of MTDC systems for large OWFs integration •  Modular multi-level converter (MMC) | •  Lack of new MMC technologies •  Comparison of MTDC topologies is not comprehensive |
Korompili et al. [12] | 2016 | VSC-HVDC | •  Topologies of VSC-HVDC •  FRT technologies | •  Lack of new topologies and technologies of VSC-HVDC •  Applicable environment evaluation of various approaches is not ccovered •  Lack of practical perspectives for future work |
Ruddy et al. [30] | 2016 | LFAC | •  Existing research conducted on LFAC •  LFAC transmission system components | •  Limited scope of content •  Incomplete economic evaluation |
Chaithanya et al. [31] | 2017 | LFAC | •  LFAC transmission technology •  Evaluation of three technologies | •  Lack of economic evaluation •  Discussion on HVAC and HVDC is not comprehensive |