Page 129 - 《水资源与水工程学报》2025年第2期
P. 129
!36 "!2 # & ' ( ) & * + , - Vol.36No.2
2025 $ 4 % JournalofWaterResources&WaterEngineering Apr.,2025
DOI:10.11705/j.issn.1672-643X.2025.02.15
ûÿ·4Z<äPë+âã
1 1 2
µ ¶ , · ¶ , ¸ ¶
(1. h·lZ ïE#$Z%, :¦ ô§ 213200,2. !I_R0Ú>()±ÅNºv, ³V 300222)
A B: æ()Ï?wËSàHºÖ$/ÂU !T«I&HÎ$, Ü}µIE»IAËSàHUæ
()¡O, ÙÞNTÖOn&JàHí%。óÎ| ANSYSFluent !T RNGk- ε Öí%、VOF( ÖOO6)
í%«¬k×, »¼ÌBíG½, ÀYíGÁy*CÚeÌ>»¼¡a, ©½ËSàHT+è
§。ÁyêZ: óÎ*Cí%Úe!Tc{JÖT¡a, eÌBíGk×T·ÛNJ«N;
ºàHú&Î$!, SÖTXlQVè^_bl, h´uº>L0ÿQ«SàH!]TÆ)VèÜ!XY,
{!ÿQ45g¸+I{è, VèF¡;Õ; ËSàHTOXlÆäÜ!ºQ
, À\]àHú&Î$
^_bl。
CDE: ËSàH; SÖc{è; 0Vè; «I{è; «¬k×; CÚe; ÌBíG
+
FGHIJ:TV663 .1 KLMNO:A KPQJ:1672643X(2025)02012509
Numericalsimulationofflatgateclosureunderrunningwaterconditions
1
2
1
ZHAOWei,CAIWei,YIWei
(1.CollegeofMechanicalandElectricalEngineering,HohaiUniversity,Changzhou213200,China;2.ChinaWater
ResourcesBeifangInvestigation,DesignandResearchCo.,Ltd.,Tianjin300222,China)
Abstract:Inordertostudythedynamicclosingprocessofsubmergedflatgatesundertheeffectoffluid-
solidcoupling ,aflatgateattheintakeofahydropowerstationwasselectedastheresearchobject,anda
detailedfluidregionandgatemodelwasestablished.RNGk- ε turbulencemodel,VOF(volumeofflu
id )modelanddynamicmeshtechnologyinANSYSFluentwereadoptedforthenumericalsimulationana
lyses.Thesimulationresultswerethencomparedwiththephysicaltestdatatoanalyzethestressandde
formationoftheflatgate.Comparedwiththepressureandflowfielddistributionatthemeasurement
pointsinthephysicalmodeltest ,thesimulationresultsareaccurateandreliable.Themaximumequiva
lentstressonthepanelincreasesgraduallyduringthegateclosingprocess,whichissignificantattheup
perflangeofthemaincrossbeamclosetothemiddleofthegate ,butrelativelysmallatthelowerflange
duetothefactthatitisalmostunaffectedbythewaterpressure.Theoverallmaximumdisplacementof
theflatgateisconcentratedatthebottomflange,andgraduallyincreaseswiththegateclosingprocess.
Keywords:flatgate;panelmeasurementpointpressure;beamlatticestress;dynamicwaterpressure;
dynamicmeshtechnology;physicaltest;numericalsimulation
.¸ú5àH«I&HT½Ýy89, ú5E
1 ./01 [1]
»IAËSàHT«Iú&, ¨Q óÎ
ºI#$!, àHUæúûT-ßÁl, ¡I í%Úeâkv()àHT{è*÷àH
TÂrJiu§¨]b?U 。àH n&IÖÖ¦QIèZ。.½¦ [2] ¡ Mica E
T«I&HÎ$uNûcÃTCÎ$, ©ó »IAAËS¿àHJÕ5?àH»¼«I
Îä·Û>d。 &HTCÚe()。tlF [3] óÎIèZí%Ú
!"#$:20241120; %$:20250219
+,-.: ¼ ¼(1999—), 2, HMÈ7, 89();, ()RÝæI#jÄÁl。
ר+,: º ¼(1989—), 2, :¦ô§7, :9, ?p;, 89;<=, ()RÝæI#jÄÁl。