Abstract:
Firstly the related international and domestic standards, laws and regulations were studied, to identify the top requirements on the survivability assessment of the instruments. Secondly an assessment method of curve comparison and integrated assessment procedure were provided based on the definition of 5 key assessment factors. The proposed analysis methods can be used to assess reliably the availability of the instruments, to effectively improve its ability of handling the severe accidents. In the end, this paper analyzed the existing assessment issues in China and put forward the corresponding technical opinions.