765-中国实验快堆工程进展及其

1.(6070)%5-102050160GWeSodiumFastreactorGasFastreactorLeadFastreactorMoltenSaltreactorGasCooledVHTRSupercriticalWaterreactor2.‰1995CEFR‰863‰2007CEFR“”‰201064024‰CEFR20005302000102002815200411200582005920066292006912007628200773020083222008123020095252009102005.82002.82000.52008.32006.62007.6CEFR‰65MW20MW‰UO2‰‰--‰13200CEFR‰65MWt‰20MWe‰45cm60cm‰MOX(PuU)O2239Pu65.76kg235U92.33kg(36%)‰UO264.4%,235U236.6kg‰()430W/cm‰3.71015n(cm2‰100000MWd/tU‰60000MWd/tU‰/360/530‰801cm‰‰260t‰2‰1328.4t/h‰4‰‰2‰48.2t‰‰14MPa‰480‰96.2t/h‰30aCEFR350260CEFR,CEFRCEFRCEFRCEFR3.3.1CFDCFDCEFR968.9kw4.5m/s360CFDz=45mmz=180mmz=270mmz=405mm3.2STAR375.00425.00475.00525.00350.00400.00450.00500.00550.00Temperature(C)-11000.00-9000.00-7000.00-5000.00-3000.00-12000.00-10000.00-8000.00-6000.00-4000.00-2000.00Height(mm)TemperaturedistributionsbetweenIhxandpumptemperatureatRadius=1394.4temperatureatRadius=1527temperatureatRadius=1891temperatureatRadius=2408temperatureatRadius=3065STAR30001000DHRSCUISDHXCOREt=1000s0.1m/s479.73485.135495.946506.757512.162517.568522.973524.41524.929490.541479.73474.324452.703420.27398.649377.027368.379477.125t=1000sDHXCOREUISDHRSC0100200300400500t(s)300350400450500550600Tcout(C)527.3C369.7C2.4s548.7C64.0s02000400060008000t(s)300350400450500550Tdin,Tdout(C)Tdin369.0C405.2CTdout506C478.9C3.313047Z=400Z=5003.41020mm51650SPINTApump1050100150200250300350150200250300350400450-1033mm-1240mm-1443mm2050100150200250300350140160180200220240260280300320340360380400-1033mm-1240mm-1443mm3›CEFR220››CFD3.53.6Na+H2O=NaOH+1/2H2+Heat(-145kJ/mol)*2Na+H2O=Na2O+H2+Heat(-128kJ/mol)LLEAK0.00.51.01.52.02.504000008000001200000191001011718411P(Pa)t(s)1.102MPa,4,0.2221s1.10MPa,11d,0.2221s0.6045MPa,1,0.7206s0.00.51.01.52.02.5-800-4000400800GNa(kg/s)t(s)138791618max666.7kg/s,1.89send662.1,2.5smax559.8,2send556.6,2.5s0.0kg/s,2.08s-17.96kg/s,2.5s0.0kg/s,0.186s-429.7kg/s,2.5s1.6MPa3.7•••TIBFCI70CFDCEFR