Page 120 - 《水资源与水工程学报》2023年第5期
P. 120

! 34 " ! 5 #                      & ' ( ) & * + , -                               Vol.34No.5
               2023 $ 10 %              JournalofWaterResources&WaterEngineering                 Oct.,2023

            DOI:10.11705/j.issn.1672-643X.2023.05.13


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                           Researchonwearresistantbottom edgeofradialgates

                                                                      2
                                                                                         3
                                                       1
                                           1
                               YUYongjun,HONGYu,WANGShuai,DINGZhengzhong
                     (1.YellowRiverWaterResourcesandHydropowerDevelopmentGroupCo.,Ltd.,Zhengzhou450099,China;
                      2.TheFourthConstructionCo.,Ltd.ofChinaNationalChemicalEngineering,Yueyang414022,China;
                                3.YellowRiverEngineeringConsultingCo.,Ltd.,Zhengzhou450003,China)
                 Abstract:Thebottomedgeofradialservicegateinstalledonthefloodandsedimentdischargeholewith
                 partialopeningoperationrequirementsonhighsedimentladenriverispronetoabrasiondamage,thecon
                 ventionalrestorationmethodsaretimeconsuming ,anditisdifficulttoguaranteetherestorationquality,
                 whichaffectsthesafeoperationoffloodcontrolfacilitiesoftheproject.Accordingtothecomparisonand
                 analysisofabrasiondamage ,radialgatestructureandwearresistantmaterials,thedesignschemeofas
                 sembledwearresistantradialgatebottom edgestructurecomposedofwearresistantplateandbearing
                 componentisproposed.Thisstructurecansignificantlyenhancethewearresistantperformanceofthebot
                 tomedgeoftheradialgatewithoutreducingthewholestrengthandstiffnessoftheradialgate ,andcanal
                 sogreatlyimprovetherestorationefficiencyandqualityofthewornbottomedge.Itisnotonlyapplicable
                 torecentlyinstalledradialgates ,butalsoapplicabletothereconstructionofthebottomedgeoftheexist
                 ingradialgates.Thestructurehasbeenputintooperationfor4yearsinXiaolangdiMultipurposeDam
                 withexcellentperformance.
                 Keywords:radialgate;wearresistant;bottomedgeofgate;assembled;XiaolangdiMultipurposeDam
                                                                                          3
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