1 Scope
2 References
3 Definitions
3.1 Terms defined elsewhere
3.2 Terms defined in this
Recommendation
4 Abbreviations and acronyms
5 Conventions
6 Architecture of up to 400 VDC power with REN coupling
6.1 Overview
6.2 Local and distant
renewable energy coupling architecture to sites with up to 400 VDC power
systems
7 Conditions required to maintain specified performance for an up to 400
VDC power system
7.1 General introduction
7.2 Electrical stability
7.3 Reliability, maintainability and safety
7.4 Proper battery charge and management
8 Control-monitoring and metering
9 Assessment of performances
improvement of up to 400 VDC systems with REN power
9.1 Performance, reliability and efficiency assessment
9.2 Operational KPI of REN coupling to sites with up to 400 VDC
systems
Annex A – Different possible coupling architectures of REN energy to AC and DC
site powering systems or to a nano or micro grid
A.1 Interconnection of REN on a single AC site input
A.2 Interconnection of REN on single and multiple DC distribution
system
A.3 Interconnection of REN on single or multiple AC distribution
frame
A.4 Hybrid interconnection of REN on AC and DC distribution
A.5 Interconnection of REN to a DC nano or micro grid
Appendix I – Details on coupling solution of REN generator to an up to 400 VDC
system
Appendix II – Control/Monitoring considerations for renewable energy system
connexion to AC and DC points in DC systems
Appendix III – General consideration for sizing and power coupling of REN
system to up to 400 VDC systems
III.1 General conditions
impacting on the REN sizing and power coupling
III.2 Monosource system
III.3 Multisources
management and balance between power sources and backup batteries
Bibliography