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1 MDEP I&C ~

2 I. MDEP II. DICWG III. DICWG SW IV. Nuclear Safety Information Conference 2009 Slide -2-

3 I. MDEP MDEP? Multinational Design Evaluation Program MDEP Nuclear Safety Information Conference 2009 Slide -3-

4 I.1 MDEP (] Nuclear Safety Information Conference 2009 Slide -4-

5 II. DICWG II.1 MDEP1 : stage-1, () :,, MDEP2 : Stage-2,, 10 Phase-1 (2007 ) STC PG, /, I&C Phase-2 (2008 2): 3,,,, 3 I&C (AREVA 2) / SW CCF, SW, SW V&V CEC MDEP3 : (MDEP-2 ) MDEP Nuclear Safety Information Conference 2009 Slide -5-

6 II.2 I&C Not endorsed ther Standards Not endorsed *Including already approved platforms in US such as Teleperm S, Common Q, Triconex, and NUMAC IEEE IAEA/IEC Endorsed Endorsed ther Regulatory Guidance/Practice/P recedents* National Regulatory Requirements <MDEP > Nuclear Safety Information Conference 2009 Slide -6-

7 II.3 DICWG :,, MDEP Library MDEP STC Standard rganizations DICWG DICWG Chair Design Specific Working Groups Secretariat Members Home rganization DICWG Members Vendors : Nuclear Safety Information Conference 2009 Slide -7-

8 II.4 DICWG? Y MDEP? Y N N * Y DSWG? N 1.,, STC * Nuclear Safety Information Conference 2009 Slide -8-

9 II.5 DICWG 1. SW CCF 2. SW Nuclear Safety Information Conference 2009 Slide -9-

10 II.6 I&C KINS. (PCN, KPEC SD), (KINS,, KPEC AE/SD, KEPIC) Nuclear Safety Information Conference 2009 Slide -10-

11 II.7 () MDEP 1. / 2. IEC/IEEE 3. / DICWG Nuclear Safety Information Conference 2009 Slide -11-

12 II.8 SW V&V CEC (Complex Electronic Components) Nuclear Safety Information Conference 2009 Slide -12-

13 III. DICWG SW IEEE Std Sec , Software Tools SRP 7.1.D IAEA Safety Guide No. NS-G-1.1, SW for Computer Based Systems ITS in NPPs. Four regulatory consensus report on the safety case for computerbased systems in NPPs (Sec Used of valid and controlled tools) Licensing of safety critical software for nuclear reactors. Common position of seven European nuclear regulators and authorised technical support organizations. (Sec. 1.5 Tools) IEC Rev.2, Sec. 14. SW tools for the development SW UK(), () Nuclear Safety Information Conference 2009 Slide -13-

14 III.1 IEEE SW tools SW SW (one or both) SW V&V.,, V&V. ( ) Nuclear Safety Information Conference 2009 Slide -14-

15 III.2 IAEA Safety Guide NS-G-1.1 SW,,,,,, crossverification. (Code generators, compilers, linkers ) (, ) Dependability ( Dependability ),, (4.7, 9.10, 10.31, 10.32) Nuclear Safety Information Conference 2009 Slide -15-

16 III.3 44 (NRC, CNSC, DSIN/IPSN, NII) -1997,,, V&V V&V off-line In-line Target System (C) 20,, (10 ) C Nuclear Safety Information Conference 2009 Slide -16-

17 III.4 7 (, 2,,, UK,, ) (), 2007 (IEC 60880, 5) dependability,,,, 8,,,, 6, IEC, Dependability, Nuclear Safety Information Conference 2009 Slide -17-

18 III.5 IEC SW IEC (,,, ) (,,, /,, ). IEC 60880, ( ), (2 ) ()- Nuclear Safety Information Conference 2009 Slide -18-

19 Nuclear Safety Information Conference 2009 Slide -19- III.6 (1/2) ( ) ( ) ( S ) ( ) ( ) ( ) ( ) ( SQAP ) (, ) (, / ) ( ) (, ) ( ) ( Dependability ) ( ) ( ) IEC

20 III.6 (2/2) (2/2)-IEEE IEC IEEE Sec a) b) V&V () 4, Sec (a) (in-line/off-line) (b) (c) in-line V&V (d) (i) off-line (d) (ii) off-line IAEA NS-G-1.1 Tools 4.6,,, 4.7 (, ) Use of Tools ( ) Tool Assessment 10.29(1), (2) SW dependability Reverse Engineering Nuclear Safety Information Conference 2009 Slide -20-

21 III.7 () IEEE IEC , IEC shall should, should should be aimed at ( ), Nuclear Safety Information Conference 2009 Slide -21-

22 IV. MDEP MDEP. DICWG (, SW CCF, SW V&V, CEC ),. MDEP (IEEE, IEC ). MDEP SW. Nuclear Safety Information Conference 2009 Slide -22-

23 Nuclear Safety Information Conference 2009 Slide -23-