遼河中下游河道沖淤分析及整治規(guī)劃研究

1、河海大學(xué)碩士學(xué)位論文遼河中下游河道沖淤分析及整治規(guī)劃研究姓名：熊敬東申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：水利工程指導(dǎo)教師：張展羽黃保國(guó)20050101ABS，rRACT——————————————___—___________—●●_—_———●_—__—______________^___●_______●____●__’_______●一ABSTRACTTheareaofthemiddleandlowerreachesofLiaoRiveris

2、consideredasthemostdevelopedonewiththeproductionbaseofsteel，machine，chemistryindustriesandthemaincropproductionbaseinLiaoningProvinceTheseriousdepositionintheriverbedandfrequentlyoccurredfloodatthemiddleand10werreachesof

3、Liaiverhavebecomet11eimportantreasonofthefloodpreventionsafetyofthewatershedTherefore，theprojectoftheproblemsofthechanneltrainingplanofthemiddleandlowerreachesofLiaiverischosentostudyinthethesisinordertosupplythereferenc

4、etothefloodpreventionplanofLiaiverwatershedTheresearchwillbehelpfultoliftthelevelofthechanneltrainingplanofLiaiverThebasicoutlineofLiaoRiverwatershedisintroducedinthethesisTheexistingproblemsofchannelregulationatthemiddl

5、eandlowerreachesofLiaiverarediscussedTheconditionofthecomingwaterandsedimentoftheriverandthereservoirsinfluenceontheconditionofthecomingwaterandsedimentareanalyzedsystematicallyAccordingtOthemeasuredhydrologicdata，thecha

6、nnelevolutionlawofLiaiverisstudiedbyapplyingtheprinciplesoffiverbedevolutionknowledgeThetrainingworksmeasuresatthemiddleandlowerreachesofLiaiverisdiscussedThetrainingdischarge，trainingwidthandplanedtrainingalignmentarest

7、udyBasedonthecollectionandanalysisofthedataofthecomingwaterandsedimentbeforeandaftertheestablishedLiupanLock，thecharacteristicoftidalflows，andwaterandsedimentdiversion，thereasonsofthechannelevolutionoftheupstreamanddowns

8、treamreachesofLiupanLockareanalyzedTheconcretemeasureofthedepositionpreventionupstreamanddownstreamtheLiupanLockisputforwardItistoimprovethedispatchingmodeofthelock，reasonablychoosethechancetodischargingwatertoscourriver

9、bedAssuringthewatersupplyfortheuseofindustryandagriculturebasicallythelockisopenedduringthetidalfallinthefloodseason，withthedischargemorethan400m3／sandtimeofwaterreleaseaslongeraspossible，thebettereffectofchannelscourCan