VRLA电池作为核电厂1E级蓄电池可行性分析

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中图分类号：TM623 文献标志码：A 文章编号：2095-2945（2025）34-0021-04

Abstract：Innuclearpowerplants，theappicationofClass1Ebateriesiscritical.Theycanserveasthelastsafety protectionbarrierwhenproblemsariseinthepowersuplyofnuclearpowerplants，therebyensuringthesafeoperationof nuclear powerplantequipment.Therefore，thechoiceofClass1Ebateriesiscritical.Asavalve-regulatedsealedlead - acid bateryVRLAaerractestiofrongtih，igaetyndlostIfitiusdsas anuclearpowerplant，itcanefectivelymeetitsfunctionalrequirements.Basedonthis，takingthecharacteristicsofVRLA bateriesandE-classbateriesasthestartingpoint，webrieflydiscussthfeasibilityjudgmentprinciplesofVRLAbateriesas 1E-classbateriesinnuclearpowerplants，andanalyzesixfailure modes：positivegridcorosion，positiveactivematerial softening，negaiveuscorrosionelectrolytedess，ealuaayandirversiblesulfationusprovidingfereeforthe feasibility analysis of VRLA batteriesas1E-classbatteries innuclearpowerplants.

Keywords：VRLA battery;nuclearpower plant; Class1Ebatery；feasibilityanalysis;positiveand negativeelectrodes

1E级直流系统作为核电厂中重要的电源系统安全保障，应具备一定的可靠性和安全性要求，当核电厂处于事故工况状态下，可通过1E级蓄电池提供备用电源，从而避免出现严重的事故后果。（剩余5627字）