Reliability and Risk Analysis, 2nd Edition

Appendix B Generic Failure Data

Data in this section are adapted from:

• Ma, Z., T. E. Wierman and K. J. Kvarfordt. Industry-Average Performance for Components and Initiating Events at U.S. Commercial Nuclear Power Plants: 2020 Update. INL/EXT-21–65055, Idaho National Laboratory, Nov. 2021.
• Eide, S. A. et al., Industry-Average Performance for Components and Initiating Events at U.S. Commercial Nuclear Power Plants, NUREG/CR-6928, U.S. Nuclear Regulatory Commission, Washington, DC, Feb. 2007.

Raw data and updates are available at: https://nrcoe.inl.gov/AvgPerf/.

Ma et al. caution that if these distributions are to be used as priors in Bayesian updates using plant-specific data, then a check for consistency between the prior and the data should ...