Table of Contents - Y.4517 (06/2026) - Architecture of the digital twin system in power grid

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	Concept of digital twin system in power grid
	6.1	Physical power grid
	6.2	Digital twin system in power grid
	6.3	Power grid applications
7	Requirements of digital twin system in power grid
	7.1	Data requirements
	7.2	Model requirements
	7.3	Application supporting requirements
	7.4	Interaction requirements
	7.5	Security requirements
8	Architecture of digital twin system in power grid
	8.1	Data repository module
	8.2	Digital twin representation module
	8.3	Application supporting module
Bibliography