Risk-Based Allowed Outage Time and Surveillance Test Interval Extensions for Angra 1

Table 7

SIS results.

	r	R (yr^−1)	ΔCDF (yr^−1)	CDF1 (yr^−1)	f (yr^−1)	d (yr)
(1)	5.0𝐸−07	1.29𝐸−07	2.6𝐸−05	6.6𝐸−05	0.26	1.92𝐸−02
(2)	2.0𝐸−07	5.2𝐸−08	1.0𝐸−05	5.05𝐸−05	0.26	1.92𝐸−02
(3)			2.0𝐸−08<1.0𝐸−06	4.017𝐸−05

(1) Analysis of the AOT extension.
(2) Analysis of the test of the redundant train.
(3) Analysis of the STI extension.