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ID:36498193
大小:1.27 MB
页数:67页
时间:2019-05-11
《双排抗滑桩计算方法研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、西南交通大学硕士学位论文双排抗滑桩计算方法研究姓名:刘鸿申请学位级别:硕士专业:岩土工程指导教师:毛坚强20070401西南交通大学硕士研究生学位论文第
2、l页AbstractDouble-·lOWanti·-slidingpileshavebeenwidelyappliedtocivilengineeringpractice.Butuptillnow,modelsandmethodswhichaleusedforcalculationsinmanydesignandresearchinstimtearedifferentfromop_eanother,and
3、leadtodifficultyinreasonabledesingning.Thekeyproblemistheallocationofthepushingforceofthecreeping-hillsidebenVeenthedouble-rowpiles.Themainpurposeofthisthesisistofindtheallocationrelationshipbetwe呢nthefi'ontpileandthebackpilethroughresearchoftheactionofsoilbetweenthedoublepilesandb
4、ymear塔oftheconstructionofcalculationmodels,SOaStoprovidereferencesfordesigningandconstruction.Inthethesis,theachievementsconcerninginteractionofportaldouble-rowpilesandSOilarcanalyzedandsummarizedinthefirstplace.Tofindoutthetransmissionandallocationrelationshipofthepushingforceofth
5、ecreeping-hillsidebetweentheportaldouble-rowpiles,thisthesisappliestheelastictheoryands饥
6、cturalanalysistheorytogetthecalculationformulaSofthehorizontaldisplacementofthepilesandtheSOilbetweenthepiles,andappliesdeformco-ordinationtheorytogettheanalyticanswertothemodel.Thecalculations
7、showthattheratiooftheinteractingforcebetweenthebackpileandthesoiltotheforcebetweenthefrontpileandthesoildecreaseswhilethelowdistancebe柳eenthepilesincreasesandthatthemainresearchresultsandconclusionsprovidereferencesfordesigningandconstruction.Thecalculationsalsoshowthatthelinkedbea
8、mtransmitssomepushingforceofthecreeping-hillside,andthatwiththeincreaseoftherigidityofthelinkedbeam,thedisplacementandturningdecreaserapidlywhiletheratiochangeswithinasmallrange.Afterall,anexampleofanti-slidingpilesdesignisgiventhroughthecompariSOnofanti-slidingpilesdesignoftheChan
9、gJiang西南交通大学硕士研究生学位论文第1II页gorgesWanQuaacreeping-hillside,theresultshowsthatthedouble.rowpilesalemoreeconomicalthanthesolepileswhenthepushingforceisverybig.Kevword:double-rowpiles;creepinghill—sidepushingforceallocation;elastictheory;CO·ordinateddeformmion西南交通大学硕士研究生学位论文第1页1.1问题的由来第
10、1章绪论滑坡为入类所面临的自然灾害之一,而且发生频繁
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