基于改進(jìn)遺傳算法和有限元法的壩基防滲排水優(yōu)化研究.pdf

1、分類(lèi)號(hào)UDC密級(jí)學(xué)號(hào)04210525澎甥匆孽z塊彳碩士學(xué)位論文基于改進(jìn)遺傳算法和有限元法的壩基防滲排水優(yōu)化研究學(xué)科名稱(chēng)：學(xué)科門(mén)類(lèi)：指導(dǎo)教師：申請(qǐng)日期：崔文娟水工結(jié)構(gòu)工程工學(xué)柴軍瑞教授2007年3月西安理工大學(xué)碩士學(xué)位論文oPTlMIZATIONRESEARCHFORANTISEEPAGEDRAINAGESYSTEMOFDAMFOUNDATl0NBYTHEIMPRoVEDGENETICALGORlTHMANDTHEFINITEELEMEN

2、TMETHoDSubject：HydraulicStructureEngineeringDateofDefence：March，2007Author：CuiWenjuanAuthorsignature：??；州岍Advisor：PmfChaiJunruiSignature：已易毹J饑m，oAbstractAccordingtotheStatisticdataofpracticalengineeringsrmultitudeengineer

3、ingshaveintegratedantiseepageanddrainagetodisposeofdamseepageandaccordedwitllthedesignfundamental‘foreblockupandaftdredge’，SOtheanti—seepageanddrainagecertainlyshouldbeacombinationtosolvedamseepageThedesignparametersofgr

4、outinganddrainagecurtainarenumerous。inmanytimes，whichareconfirmedbyengineeringgeologyhydrologygeologyexperienceformulas，orreferringtotheexistedengineeringCasesFormiddleorlowdaminsimpleengineeringandhydrologygeologytheeng

5、ineeringrequirementsgenerallycallbesatisfied，butforhiglldamorcomplicatedgeologyothermethodsshouldbeadoptedtoanalyzeandcalculate，forimportantengineeringsrequirefieldteststoensuretheseparameters，SOit’Sdifficultteachthegoal

6、thatnotonlysafeandcredible，buteeunomicandrationalSoit’Sveryimportanttostudytheoptimizationoftheanti—seepgeanddrainageofdamfoundationAnti—seepagestructurescancontroltheseepagedischargeandreduceupliftpressureeffectivelyasw

7、ellashavesafetyandgooddurabilityFromtheviewofoptimizationdesign，thesafetyshouldbesatisfiedwithcertainrestrictioncondition，andtheeconomyshouldmakethecost(objectivefunction)leastBasedontheseepageanalysisofthedamfoundation，

8、simpleformulahasbeendeductedinthetextaccordingtotheexperienceformulaoftheexistedgroutcurtain，bypresentingallexampleofaconcretegravitydamoncommonrockfoundationThenCandrawthesimpleanddisplayexpressionaboutseepagedischarge，

9、upliftpressureindamfoundationandhydranlicgradientofthecurtainTheparametersarrayCallbegainedbythinkingtheminimumcostofthegroutingcurtainastheobjectivefunctionButit’SimpossibletodenotethecasesaccuratelywithsimpleformulasIn

10、ordertoaccordwithactualmodelandgettheseepagefieldindanafoundation，thetextadoptsfiniteelementmethodratherthanformulasTegarddamfonndationandcurtaingroutingasheterogeneousanisotropiccontinuousmedia，takingthehalfdepthofthecu