[2N01-05] Seismic PRA 1

[2N05] Research on Seismic Correlation for PRA

Part 4 Effect of building nonlinearities on response correlation between components with different vibration characteristics

*Masahiro Ourai¹, Yasuki Ohtori¹, Hitosi Muta¹, Masato Nakazima¹ (1. TCU)

Keywords:Seismic Correlation , Seismic PRA, Common Cause Failure, Nonlinearities

Since damage correlations affect the results of probabilistic risk assessment, this report presents the results of an investigation of the effect of building nonlinearities on the response correlations between components with different vibration characteristics for PCCVs in nuclear reactor facilities.