ASHVIN (www.ashvin.eu) is EU projects from the StandICT.eu2023 community. It develops a digital twin solutions helping to European construction industry to become more productive, safe and sustainable.
The IETF is working on defining a reference architecture for DT. Source: https://datatracker.ietf.org/doc/draft-irtf-nmrg-network-digital-twin-arch/
Document Name: Digital Twin Network: Concepts and Reference Architecture
The document presents an overview of the concepts of Digital Twin Network, provides the basic definitions and a reference architecture, lists a set of application scenarios, and discusses the benefits and key challenges of such technology.