'* J20195[ B 0ilgpq

JjrhkrnZDASb 26[=FK

Ks3t
jrhkrnZDASb

26[=F2019 9) 11'3foqmh'*26C1-,sJAEAt
 26iqkr + 4
.u *?[ $ZERGSAYjrhkrn[P[268[&I`aG(%!dNTMUVO]RUH`a#@d/RQ]SHUVRG\Z8 [:;X,$RWNaG
JAEA[":d9Sb_[X\La]TeH

20199)11' B0ilgpqJjrhkrn< ZDcb>=FY[a7^K1

SZQTZWF64@L &(G19% 
1. H?JFSZQTZWEH

2. SZQTZWF6ML&(FB<CSZQTZW&(G+E &(G.#FB<CSZQTZWN0@L-OZVFB<C

3. SZQTZW&(G"!
8 ')  $8[1F\ F64>A&( G&(G76*N3F>A&( DG/SZQTZW&(G.#/

4. =MKF
SZQTZW&(G192019911 

5 #RUPXY:SZQTZW0F6ML219EGK,I;

2gcz IL_ky
l -w-!(@bKlm(Bm-e14m-PQ1fmMRJ
Ø =.qV-!S$j5bØ E-h:7<w{*WeG3(6[su'H\ +9Ø .1-!(@bt;-U8n HT)xm n3@DCa
^N6Zx}m|cCax},r}}DYt&7}Xi l vv~mA~?>#}m
 ILCB%_k/D] 2019"92110 d Fo\ g`_k%O p3

v^Zo ?CwUb

2v^ ?Cvrfs?CwFt ?CwS<1/2
l  ?Cxc'"9WwAOIXv:-w
35>t2>cpw3v_ufm$v1yDw sw%tcpwaKhl '"9Wxc6!j&Ø

muks|2'lg

 PWRM2=;7E@*(^` J42
& SGi} \w'"9W2'Tl .8)vNBlq'"9W.Q;#9FPx
6!j& ot2'wL";nØ 6!&   SA
Ø d]nY{e/Lwc8)PREcRPVD020199,11+ GcRCVcRB[ < dT v^VUbtw~Hze4}oa\ju IKpYb2}oavu IKokgl
IKpMm IKpTF2/2lIKp

5Um0TF

Ø IKYbm'R(p5Udyx|}Ø CD[w6.WjuC8ncVrT>p5U
SA2p!+E=$dddA dLpP)
Ø S4p/dPRAL5UdS4p`Gl }iavu|xxz| SAD[pØ @&p- ]J
Ø ?Qp,dFCIdMCCIdLØ ;9Hm<Hd7 d=$"d(dLØ :NBG
Ø  ^*%phsp{?
2019#93111 _ F~|e}XoavuZYbm%ptOqf

5

18/285&"*'

2;18/285&+*&#$18/285,"*-8491/2:
l SA-84!
SA'

2019911 03.6718/285&+*% ')(6u sv ~`PLYg 68aEQ

2u sv ~`Pig 68`ZV[u sv ~jC YgB'p z2/2
l q}kknqxySACØ SAa

M7j!

bu sv ~CjW

B'\XgSAB'p zj3l B'p z`.dehgA

B'p za<]RK0:PRA!q{mIB' THALES, MAAP
Ø LP
 a#;',J5D> MELCOR, ASTEC, SAMPSONØ BEØ *A 12HaD>B' l=S_^
Kiche, ARTØ CFD5 9Oa+ /2HD>B'
JUPITERl u sv ~PL2Hx@|wo r
Ø TMI

&aSA2H68a(

20199$11"  )%-aG0

N 4twqTu sv ~C `PigFEQ]af?cU

7{iduOS|`l3OS|IH;jR!TLj)1F$E{idtvOSl ng9H29"98266o {l \>{cu(|/&tvX}

YqOSIRID, IAEmzynF5|'H+0|v|<.*Z|hL$EC= V>oØ C=B VmSFPr|F5tmF5tmU
Ø SAMAAPmSAMPSON|W#{EHD|+041

l _{itvQMzOS^K~

JAEA CLADSmzyØ F5P2,|A?aMz]7
Ø @3JpvF5|G'_
Ø Cs|f:[kw|CsNUm,Ø 1Fr-sv|<mmU
2019"98116 eKn_ {i b`lx%|X}o8tb_m|!DGu[d3DGu>=
uDGuJAEA 1/2
!DG
l FP(u;srØ VERDON-2v-5"eCEAtojfVICTORIA2K~?in%UWIHtz|FP (tbm|;L'u3X
Ø <MFP V1CHEMKEquaA
%U\q^'\~R*Sl THALES2tz|"5V1
Ø /QWu4Jq$%UWIp- lnFP P+DBtok

l 7Cuc9CwuFT,tØ CIGMA:Ø PONTUS:
Ø ARES:|EBDG

36 u7C8y:,f2N#tbm|
ZOW;"e  CFD3XqaA"e"e2019&9011. !` @ gYtb}|][dq)u{Pxh9¬¬¥ ^X CFTc

3¯¬¬¥CF>=CF­JAEA® ­2/2®
D!CF«¬l FP ^CFØ SAQ/¬¡)L VxFP ¬¢¬°¦ ¨1I
­THALES-2xMAAPxSAMPSON®
Ø TeRRaPKdü £ª«­B®|Cs {A%b±3([H  .*¬¤«PB~x
CsIB2O3_}5M47
ü a6B~CsIxY `4
BM4|%b0RxxG

invweknrlpeosuefgehnqnjvnejrmewhjrvtsuw
3([H± W+ 9#[Ø 3(FP<?' ^2CFü 8:Oaª¨6B'EN 6B'ü ª¨;$ü Cs\¨¥.B'ü CsOH«©]OaB
2019"9-11, Z @§«y¬¬¥S ^UTc&Jz10

-8+.83#!' $

3;-8+.83$

https://criepi.denken.or.jp/jp/nrrc/intro/pdf/roadmap.pdf?2019v25+),7.89NRRC: 6802/1

2019911

$$9CRIEPI: ,/*47-8+.83#('"$ &%

11

-8+.83#!' $

3;-8+.83$

https://criepi.denken.or.jp/jp/nrrc/intro/pdf/roadmap.pdf?2019v25+),7.89NRRC: 6802/1

2019911

$$9CRIEPI: ,/*47-8+.83#('"$ &%

12

vtw_LGXg 36`DO3vtw36`-+`36`'9`
n *_TMIMP:2_SA36V WhP
36%aP,>K1WhZA$p|_N5Wh[Tgl SOARCA36~ smn{2012b\https://www.nrc.gov/about-nrc/regulatory/research/soar.html

Ø NRC
Ø ? q)PWR ] }x{)BWRØ MELCORp|_dg SA`"HB best estimateü 4Q`SArot\Pvtw. Jj-2_B

l MAAP – MELCOR Crosswalk Phase 1 Study2014b\Ø EPRIPqzlk736(SNL)PNRCPDOEP8
Ø 1FP1&jFØ 0^gzUe(Whg=%`]Y`@jC;_20199#11! I /uyrRvtwB _LigEDO]`f<cS$13

dqbeqlSEAOX 34T>H

3tdqbeql34T0/
F-E5[@SNP34
1F%SEZXF34rs

https://www.oecd.emb-japan.go.jp/itpr_ja/00_000211.html

n OECD/NEA &< rCSNIs

%T+Q61oq]p__nqirWGAMAsl SAREFr2013*2016shttps://www.oecd-nea.org/nsd/csni/saref.html

Ø 1F%!T 34,;SEOX7D_nqi
Ø %LV"VYX 34>HI1FT R .S#9R
34>HT$ QGM[&l BSAFr20122018s

http://www.oecd-nea.org/jointproj/bsaf.html
NEA/CSNI/R(2015)18

Ø 1F%BSEOXSA`qhjpfkq^:+
Ø BSAF:
2012I 8\ uu CSNI(Ø BSAF-2:2015I11\20199)11' C 2cgampJdqbeql= SEZX?>HQ!TW8UK

14xgcs

JOy^k3JOyEDh=gQbxrtJO
1F2xghJOl X n OECD/NEA/ CSNI/ WGAMAl ARC-F2019 - BSAFy*W

https://www.jaea.go.jp/02/press2018/p19012401/

Ø mL'PHj.y?)%o}z;T"-y9nA) SAZ9x}1F2yd&v1#,BayNY/y}]Uw0!
B) ?)%|;T"ye_:Qp~+t-yiSvRFC) >^ky5Kv$8yf7 y<[l PreADES20172020lCSNI
Ø mA3y9xgs

http://www.oecd-nea.org/jointproj/preades.html

IJOnl TCOFF2019lNEA MNSC
Ø m1F2d&\ xuq
A3vFPy@C,yZ5x2019(96114

https://www.oecd-nea.org/science/tcoff/ ne Gm\ xg`^kv*yV{n15{y|hUSdp$DFiPX

3{y|DFi@>W8UGrRhceDF
OECD/NEAWDFgn OECD/NEA/CSNIØ TMI/1979VØ SA1hA!.r ^{y|N

W7<X ISP j+
http://www.oecd-nea.org/jointproj/h_apE`bi;rp

http://www.oecd-nea.org/jointproj/loft/

l OECD-LOFT 1983-'89ZHNRC 2ioKkØ ['l BIP

PWR%=OYi-=*`niFP.r6M\

2007-'14Zu}AECL http://www.oecd-nea.org/jointproj/bip-3.html

Ø [sJ,OYRTFiL4rB]esJ#xtv\l STEM

2011-'19ZIRSN

http://www.oecd-nea.org/jointproj/stem2.html

Ø [EPICUROYZGrBceZsJlsi,iDF\l THAI2007-'19Z?GRSG

http://www.oecd-nea.org/jointproj/thai3.htmlØ [THAI%YhmpZ5I&i"9:J,l{y|iDF\162019(93110 $T Cz~w [{y|N hUqpQPXf)ioKk\usv{cQN^i =AdKT3 usv{=Ad98
R1QCkMc]_=A bZ] ECcfiRy~s IRSN

=Abhttps://www.irsn.fr/EN/Research/Research-organisation/Research-programmes/
PHEBUS-PF/Pages/Severe-accident-research-programme-PHEBUS-FP-3455.aspx

l PHEBUS FP=Azp~{1988-2010

Ø PWR0&E`% ]_53e.7([gdFP?I$Ø ECWEdFa c)

https://www.irsn.fr/EN/Research/Research-organisation/Research-programmes/SOURCE-TERM/Pages/SOURCE-TERM-programme-2991.aspxl Rusv{zp~{ ISTP2005-'10
Ø 4@d-U (a) }mFW(c) B`d7(/dO6W(b) B4C#/d!SW (d) V4`d57([gdFP'

sls PSIl ARTISTUzrnox2003-'11

https://www.psi.ch/en/sacre/artist

Ø PWRdH2<:6D\SA+dV4V`>%]_RdFP$
2019

9,11* P ;twq|Xusv{J cQjiLKTa"dhGeY17}{~hSPbo>@iIW3}{~>@i97
U1SArMhac>@ g\a EChmoU>@gECl SARNET

1SIRSNY2004Ø 18v431SBYvYVYsrl_Ø 2013#YNUGENIAGen.-IIY-III4r&]EUxhDNjpc

l ASTECyiR;IRSNf8GRSiY SAG/yØ 2"eiG/ ufadG/1Ei)

l SA>@hSbo2"SAMPSONhO\K ERMSAR

Ø }{~rl+i>@;F
Ø }{~>@i;F 2019
5,' 0( XY PHEBUS XG/Y tCi{wxTY
3<*!%6LH i?^`YCsi=JAEAYA 11
182019#9.11- Q :|zZ}{~H hSqoJIWf$inDk[  jgw RTcn3£  RTKJ|B^q8A\M+I2r RTi
http://www.aesj.net/sp_committee/com_fpl   RTZFE) ¥¥ 2017"_UØ 3zWG¤ FPop `

p.[cn/l PHEBUSo¡IRSN¢ ]>Ø PHEBUS FPd@9 >pFP2jw';fv{p5x~.[ZkDWQ0w
Ø +?¤ q38A \M+I2]71,r¡6<b 2018"10:¢l 1F|FP!B^Ø 1F38FP2zs{p&=.[|G|u~tyx/ }p#HC %Y*wu5x~.[cn4La
Ø +?¤ qS VPl-#HC8O(wuA \M+I$m` r ¡b 2019"9:¢19
2019"9:116  h Nq  ` jecn}%Xr¡¡v`Yp GJwUd3¤¡¡GJwBA¡¡GJwRE4S¢1/2£
SARNET
Annals of Nuclear Energy 74(2014)4l SARP¢Severe Accident Research Prioritiesf2013£

Ø SAGJUdw*Ct mØ 1F)w4SXorf¡t[<tw2,Ø OECD/NEAwWGAMAKa5`w8t{
ERMSAR2019, Prague, Log No.: 098l SARPR¢Severe Accident Research Priority Rankingf2019£

Ø NUGENIA TA2/SARNETw155`w _v}SARPwQFnØ 35Ud¥ In-Vessel)Z"f 3LH'¢.1f/1£fFP( tIO&f D9z@+¡sw)f;RPf ?¡¡f KØ lu 6x=ikfSA%w^1 v Udkj~qØ ¡¡v 8wUd¢FPw( |IOv BW£¥¡¡yw]b7¢(!N>!w$cfK£fe:f3L fw$cfK
2019#9011- \ E g¡¡Tv`VUdt%wMzh20

xuydRL\k :=eIS3xuy:=e43xuy:=eE5+F2/2

l Pdhk}ze
Ø 1/

l 1.

PU*2#PU.P}z1/PØ SAdR\kHAc Cze?2013Ø W1.  G8 CT6z2017 1. RM 2017
http://www.aesj.or.jp/~thd/committee/TH-RM/TH-RM_r.pdf
28'X
Ø SAeMd_a4lk-VcSA4Kn@N<d D[a;[U]lidR\k+Fe O0UD)s}g|Q7>e43b~vgISe )d`Y^pq {oZ>n$Ø  r 2020e&en9![a"e,

20199(11% P 5wztWxuyGdRmkJISbejBfX21¯¯¦e_x HMZi4²n¯¯¦HMZil TMI/°1979±o40!Q|Ø B\CW~jOIY ]x¯¯¦HMjSAHM~ST
o{j&U'w|;`jB\§«`yl 1F/ 6W2hJFh(A^#)jL,j+ ¤¯«DF°g9 0ª¢®±P|nj%j*8p5$uØ .

l ¯¯¦HMZi
Ø OECD/NEA BSAF¤­ }j1F/W7R8q{qpVjSAW7¯¡°B\CW±nsr>ZipKuyØ %jOECD/NEA ARK-F¤­ w£­¯¤jSAB\3CWW7O"-p5$uØ yzvj Y j (Y jf@j G<NjHMpe cU:X d |v|jI=aD(pt~p¥® }mju¨¬®p?
22
2019!94111  b E©®k¯¯¦Y e[Zi~%P l9?7:?<-(3.

% 2#,"%&!0')%20199!)*$4/ +(11 8;6=>9?7:?<-53, .21

23