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Level 3 PSA - EDF Hinkley Point

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HPC-NNBOSL-U0-000-RES-000028 Version 1.0<br />

<strong>Level</strong> 3 <strong>PSA</strong><br />

NOT PROTECTIVELY MARKED<br />

Table 14: Non Core Damage End States from <strong>Level</strong> 1 <strong>PSA</strong> - Frequencies/Dose Bands<br />

This table presents the frequency /ry each end state contributes to each dose band together with the total frequency in each dose band and the percentage contribution [Ref. 11].<br />

LCHF End State Description<br />

End State<br />

ID<br />

DB0<br />

< 0.1 mSv<br />

DB1<br />

0.1 – 1mSv<br />

DB2<br />

1 – 10mSv<br />

DB3<br />

10 – 100mSv<br />

DB4<br />

100 – 1000mSv<br />

DB5<br />

> 1000mSv<br />

Total<br />

LOCA inside containment without cladding failure L 2.93E-03<br />

(0.16%)<br />

8.33E-06<br />

(0.68%)<br />

1.50E-07<br />

(5.44%)<br />

2.94E-03<br />

Feed and Bleed without cladding failure L-FB 1.15E-07<br />

(0.00%)<br />

8.99E-10<br />

(0.03%)<br />

1.16E-07<br />

LOCA inside containment with 10% cladding failure LF 1.98E-06<br />

(0.16%)<br />

3.40E-07<br />

(83.39%)<br />

2.91E-10<br />

(18.52%)<br />

2.32E-06<br />

Feed and Bleed with 10% cladding failure LF-FB 3.53E-06<br />

(0.29%)<br />

6.77E-08<br />

(16.61%)<br />

1.28E-09<br />

(81.48%)<br />

3.60E-06<br />

LOCA inside containment with 1% cladding failure LF1 1.73E-05<br />

(0.00%)<br />

6.12E-09<br />

(0.22%)<br />

6.44E-10<br />

(100%)<br />

1.73E-05<br />

SGTR without cladding failure, affected SG isolated PI 1.18E-03<br />

(96.78%)<br />

1.18E-03<br />

SGTR without cladding failure, affected SG not isolated PN 2.60E-06<br />

(94.32%)<br />

2.60E-06<br />

Transient sequence without cladding failure T 1.82E+00<br />

(99.28%)<br />

6.45E-07<br />

(0.05%)<br />

1.82E+00<br />

Transient sequence with 10% cladding failure TF 2.48E-05<br />

(2.03%)<br />

Small Interfacing LOCA V1 1.10E-04<br />

(0.01%)<br />

2.48E-05<br />

1.10E-04<br />

Large Interfacing LOCA V2 4.87E-08<br />

(0.00%)<br />

Uncontrolled <strong>Level</strong> Drop with automatic isolation U1 1.02E-02<br />

(0.56%)<br />

Uncontrolled <strong>Level</strong> Drop with manual isolation U2 8.50E-08<br />

(0.00%)<br />

1.78E-09<br />

(0.00%)<br />

1.19E-08<br />

(0.00%)<br />

5.05E-08<br />

1.02E-02<br />

9.69E-08<br />

e TOTALS 1.83E+00 1.22E-03 2.76E-06 4.08E-07 6.44E-10 1.57E-09<br />

UNCONTROLLED WHEN PRINTED<br />

NOT PROTECTIVELY MARKED<br />

Page 44 of 60

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