基于居里點全金的快堆非能動停堆裝置堆外實驗及優(yōu)化.pdf

1、華北電力大學(北京)碩士學位論文基于居里點全金的快堆非能動停堆裝置堆外實驗及優(yōu)化姓名：范念青申請學位級別：碩士專業(yè)：動力工程及工程熱物理；熱能工程指導教師：陸道綱201103華北電力大學碩士學位論文AbstractInfacingtheglobalchallengeofeconomiccrisis，climatechange鋤omaliesaIldseriousresourcesshonage，newenergyandlowcarbon

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3、fastreactorbecomesaconspicuous，t0enhancethecompetitiVen部sofnuclearpowerincle鋤energybyimprovingtheutilizationofuraniumresourcesandsolVingme伊owingspellt如e1SecurityisthelifclineoffastreactordeVelopment，eVennuclearpowcrdevel

4、opmentTofhrtherenhancethesafetyofCEFR(Chinaexperimentalfastreactor)，especiallyitsactiVesafctyperfo姍ance，thepreliminar)rdesignofPASS(passiVeactuatedshutdownsystem)，basedonCuriepointalloy；isoptimizedInordertotesttheperfoma

5、nceofPASSsyst鋤byoutofpilehight鋤peraturetests，outofpilehi曲temperaturesystemisdesignedandcommissionprocessing，byusingstainlesssteel，whichisweakmaglletic，tosimulatethet鋤peratureofreactorThcnewSm2Col7pe瑚鋤entma印et粕dsoRma朗ets，

6、whichhavedi虢崩ltC證epoint，aretestedilloutofpilehiglltemperaturetestsTheexperimentalresultsrepeatedm鋤ytimesshowthat，IjASSmeetsthedesignrequir鋤entswell，whenchoosingappropriatematerial，thatisstableundernomalconditioninthedesi

7、印edposition，舳dfallinginabno徹alcondition，whichcouldshutdownthereactorsafelyTheresultsalsoshowedthattheseIlsitivityofPASSsyst鋤islowInordertoimprovethesensitivityseVeraldi行erentstlllcturesofcomponents盯edesigIledThe矗niteel鋤黝

8、lsoRwareANSYSi3uscdloca】culatethccorrespondingr骼ponsctimebysimulating鋤abno肌altemperatllreriseprocessAccordingtotheresults，硼dcrthesa】【llecondition，thedesignofpentagonalhasthehighestsensitiVityThefinalshapewinbedetemlinedc