Title of article :
BasicfactorstoforecastmaintenancecostandfailureprocessesfornuclearpowerplantsOriginalResearchArticle
Author/Authors :
ElmiraPopova، نويسنده , , WeiYu، نويسنده , , ErnieKee، نويسنده , , AliceSun، نويسنده , , DrewRichards، نويسنده , , RickGrantom، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2006
Abstract :
Twotypesofmaintenanceinterventionsareusuallyadministeredatnuclearpowerplants:plannedandcorrective.Thecostincurredincludesthelabor(manpower)cost,costfornewparts,oremergencyorderofexpensiveitems.Attheplantmanagementlevelthereisabudgetedamountofmoneytobespenteveryyearforsuchoperations.Itisveryimportanttohaveagoodforecastforthiscostsinceunexpectedeventscantriggerittoaveryhighlevel.Inthisresearchwepresentastatisticalfactormodeltoforecastthemaintenancecostfortheincomingmonth.Oneofthefactorsistheexpectednumberofunplanned(duetofailure)maintenanceinterventions.WeintroduceaBayesianmodelforthefailurerateoftheequipment,whichisinputtothecostforecastingmodel.Theimportanceofequipmentreliabilityandpredictioninthecommercialnuclearpowerplantispresentedalongwithapplicablegovernmentalandindustryorganizationrequirements.AdetailedstatisticalanalysisisperformedonasetofmaintenancecostandfailuredatagatheredattheSouthTexasProjectNuclearOperatingCompany(STPNOC)inBayCity,Texas,USA.
Journal title :
Nuclear Engineering and Design Eslah
Journal title :
Nuclear Engineering and Design Eslah
