The technical scope of this Special Issue includes:
System configuration and control of HVDC and DC system with an emphasis on renewable power generation integration
HVDC systems with mixed converter and modulation technologies
Emerging converter technologies for renewable energy sources
Managing the interface between renewable sources and the DC system
Regional developments of DC and HVDC systems for renewable interconnection
Technologies for multi-terminal HVDC interconnections and their protection
Advances in cable and line technologies
Improving the reliability of DC systems
Fault-ride through capabilities for HVDC connected renewable power generation
System protection and fault-tolerant operation
Advances in transformers and ancillary equipment for HVDC systems
Maintenance and failure experience
Test, measurement and evaluation of HVDC systems including condition monitoring
High power electronics devices for HVDC systems
Advances in solid-state transformers (DC transformers)
It is my great pleasure to invite you to contribute your recent achievements to the Special Issue on DC and HVDC System Technologies, which will be published in IET Renewable Power Generation journal in July 2016.