預(yù)應(yīng)力混凝土開孔平板的實(shí)驗(yàn)研究

1、江蘇大學(xué)碩士學(xué)位論文預(yù)應(yīng)力混凝土開孔平板的實(shí)驗(yàn)研究姓名：徐力申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：劉榮桂20030607江蘇大學(xué)碩士學(xué)位論文預(yù)應(yīng)力混凝土開孔平板的實(shí)驗(yàn)研究Withmeappearanceofintelligentizedarchitecture，concreteslabswithopeningsareusedinarchitecturalstructure，throughwhichallkindsofaccessor

2、yfacilitiesareinstalledsuchasVeInilationducts，pipelineofheat，waterandelec仃icsupply，automaticproducinglinesystemandintelligentpipelinesystemetcTheymakeitpossibletolowertheheightofarchitecturalstructureandtolightenweightof

3、it，soastoachievegoodeconomicandsocialbenefitsTheexistofopeningswillchangeslabs’mechanicalbehaviorSotherightdisposalaroundofopeningsisindispensablestepofengineeringpractice，Basedonthepredecessors’work，thispaperorganizedth

4、efIollowingworkcenteredaroundexperimentalresearchonandtheoreticalanalysisofprestressedconcreteslabswithopenings：Firstlythewriterperformedexpe“mentwiththreeslabswithopenings，andmadecOmparisonwithpredecessors’workSecondly’

5、thewritercarriedoutthecalculationonprestressedconcreteslabswith0peningsbyyieldlinetheoryandgotthechangesoflimitloadofopeningsofdifferentsize，dif佟rentplaceThenthe、vriterfinishedelasticandnonlinearanalysistoslabswithdiffbr

6、entopeningsanddifkrentboundarybyfinitecalculationAndthewr“ermadecomparisontoalldatesandgotthechangeruleofthestress、displacement、limitloadandcrackOfslabswithopeningswherechangingtheeachparameterFinally，thewriterbroughtfbr

7、wardreasonabIeadVicetoengineeringdesignofprestressedslabswithOpeninganda11theseadviceisVeryinlportantt0theengineeringpracticeofstructureswithopeningsKeyWords：ConcreteStmcture；PrestressingTcchnologySlabwithOpenings；Finite