山区河流引水式电站水库泥沙淤积及电站引水防沙问题研究

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1、重庆交通大学硕士学位论文山区河流引水式电站水库泥沙淤积及电站引水防沙问题研究姓名：左光栋申请学位级别：硕士专业：水力学及河流动力学指导教师：张绪进;刘亚辉20090401ABSTRACTThemountainriversofsouthwestChinaflowquickly,wherethecourseofsettinganddiffusingflowisrapid，thefloodrisessuddenlyandfallsfiercely,ShuiluoRiverisa邯icalmountainousf

2、iveraswellasMinzhiRiver,whoseslopesaresteep，channelsarenanDw．covennglayerdeep，andriverbedslopesteep．Inthispaper,basedonShuiluoRiverZuan’genandBaoxingRiverMinzhiHydropowerStationHydraulicmodelexperimentalstudy,weusethereservoirsiltationandthedischargeofsil

3、truleandcombiningwithpracticalprojectseffectivlylleviateandcontrolreservoirsedimentation，andusereasonablemeasurestodischargesedimentonwaterpowerstation．Keyaimsatschemeof“usingreservoirinsteadofpond”forkeyprojectofhead、vorkofMinZhihydropowerstationofBaoxin

4、gRiver,thesandeffect，cardesonaccordingtomedesigningdepartmentdigital-analogcomputation’Sstorehousedistrictsiltationterrainandt11ebedsandcompositionshopsandlosesthesandexperiment，intheresearchofdi毹remcurrentcapacitysituation，thereservoirstorehousedistrictf

5、lushesthesandeffectincludingthereservoirwashoutlength，thewidth，thedepthandthewashloada11dsoon．UsingrelevantreserVolrsedimentresearchandsystematicanalysisoftheone．dimensionalunsteadyflowsedimentmathematicalmodel’shistoryandstatusquo，weestimatethecapacityof

6、reservoirsedimentationprocessesanditstotalamountofsiltation．Theestablishmentofaone‘dimensionalsedimentmathematicalmodeltosimulateriversedimentationprocessinthereserv01rarea-ananalysisofreservoiroperationfor10yearsand20yearsafterthedepositionofthesituation

7、．Therealesixchaptersinthispaper,asfollows：Chap1：Thepresentresearchsituation，amoresystematicexpositionoftheexistenceofsedimentationinthereservoirareaandresearchtheissueofthestatusquo，andonthisbasisinlightoftheactualengineeringapplicationstudyofproposedcont

8、entofthisarticle．andthemainworkofthepaperisputforward．Chap2：Providesanoverviewofhydraulicdesignandtheproductionofphysicalmodelsofthesituation，thesystemintroducedthefirstofthetwopowerstationhubdesignandmodeling，surfa