核电厂应急柴油发电机标准IEC/IEEE63332-387：2024与NB/T20485-2018RK定期试验差异分析

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Difference Analysis on Periodic Testing between IEC/IEEE 63332-387：2024 and NB/T 20485-2018RK for Emergency Diesel Generators in Nuclear Power Plants

JIAO Liling1 LIANG Huiru² WUFeifei1

（1.CNNC Strategic Planning Research InstituteCo.，Ltd.; 2.China Nuclear Power Engineering Co.，Ltd.）

Abstract：IEC/EE633-387：4uclearfacilites-Electricalpowersems-Dieselgeneratoruitsappliedsadby powersources，wasreleased inSeptember2O24，whichdefnesthe aplicationandtesting of diesel generator（DG）unitsused asstandbypowersupplies innuclearfacilities.Thisstandardapplies toDGunitsrelatedtoelectricalequipmenforsafetyin accordance withterminologiesof InternationalAtomic EnergyAgency（IAEA）includingallequipment importanttosafetyin accordancewithEEElasificationsheme.NB/0485-2018RK，Thedesignandtestrequirementsforemergencydieselgeneratorunits in nuclear powerplants，defines thedesignand testing requirements foremergencydiesel generatorunits in nuclear power plants，which wasreviewedandappoved bytheNationalNuclear Safety Administrationon October25，2017. To implementtheNationalNuclearSafetyAdministration'srequirementsforbenchmarkingagainst internationalfist-clas standards andenhancing thereliabilityof diesel generators，this paper analyzes the diferences inperiodic testing between IEC/IEEE 6332-387：2024andNB/T20485-2018RK to providereferences for thesubsequentrevisionofrelevantstandards. Keywords： IEC/IEEE 63332-387：2024; NB/T 20485-2018RK; periodic testing

0 引言

核安全是核电发展的生命线，而应急柴油发电机（EmergencyDiesel GeneratorUnits，EDG）是核电安全的重要屏障"。（剩余2919字）