無限深透水地基上土石壩水平鋪蓋防滲體滲流的數(shù)值解.pdf

1、新疆農(nóng)業(yè)大學(xué)碩士學(xué)位論文無限深透水地基上土石壩水平鋪蓋防滲體滲流的數(shù)值解姓名：陳亮亮申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：農(nóng)業(yè)水土工程指導(dǎo)教師：李永侍克斌20080501AbstractInearth—rockdamsresearch，thesecurityofearthrockdamsisalwaysthehottopicandtheseepageisthemostimportantinfluencefactorinallfactorsresult

2、inginearth—rockdamsdestructionThereforeseepageproblemofearth—rockdamarousesfocusofthedamengineeringfieldattationincreasinglyTheearth—rockdamisthemainpartofthrcountry’SreservoirdamTheexistingseepagecontroltheoriestoinfini

3、tedeepperviousfoundationarenotmaturityandperfectAtdiscussingtheseepagecontroloninfinitedeepperviousfoundationThispapermakesuseofdirectboundaryelementmethodondiscussingtheseepagecontrolofdamfoundation，andbuildupmathematic

4、smodelThedifficultoftheproblemarisethepartofboundaryzonetosimulatewithdifficultywhileslvinghorizontalimperviousblanketseepagecontrolproblemAccordingtobasicprincipleofdirectboundaryelementmethod，thispaperproposethatwecanf

5、indoutoneboundaryzoneunderthebasiofthedamWhenfiguresoutthevaluethattakethisboundaryasthemodelandtheactualvaluecompareapproachesverymuchtimeInthemeantimewewilldiscusstheinfluenceofimperviousblanket’Slengthforearth—rock’Ss

6、eepageoninfinitedeepperviousfoundationAttheendofthispaperwediscussingadvantageandfaultofthreemethodthatcaclculateseepageproblem：finiteelementmethod，directboundaryelementmethod，boundarypointmethodKeywords：seepagecalculati