摘要：IAEA activities on ageing management started in 1990 are a part of NPP Units life management or License Renewal as specified in national regulatory documents of member countries. Development of digital technologies makes it possible to manage lifetime NPP Unit issues in effective manner by application of Digital Twin.
关键词：NPP Life Cycle Management ; NPP systems ; structures ; components ; ageing management ; NPP Unit Digital Twin ; long-term operation ; NPP decommissioning
