汶川地震震害分析及預(yù)應(yīng)力FRP筋嵌入式結(jié)構(gòu)加固研究.pdf

1、武漢理工大學(xué)碩士學(xué)位論文汶川地震震害分析及預(yù)應(yīng)力FRP筋嵌入式結(jié)構(gòu)加固研究姓名：宋江申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：防災(zāi)減災(zāi)工程及防護(hù)工程指導(dǎo)教師：徐家云20091101武漢理T大學(xué)碩士學(xué)位論文AbstractInthispaper，Wenchuanearthquakeasabackdrop，thestructureofframeandbrickhouseswhichdamagedintheWenchuanearthquakewereanaly

2、zedandputforwardrelevantproposalsNear—surfacemounted(NSM)FRPreinforcementisemergingasapromisingadvantagesoverexternallybondedFRPreinforcementHowever，F(xiàn)RPislinearelasticmaterial，itsmodulusofelasticityandductilityaleinferio

3、r，thusaffectthestructureoftheseismicperformanceAneffectivemeasureisimposedontheFRPprestressingtendonsThemaincontentsofthispaperasfollows：(1)ThestructureofframeandbrickhouseswhichdamagedintheWenchuanearthquakewereanalyzed

4、depth(2)IntroducetheconstructiontechnologyofprestressedFRPtendons—embeddedreinforcedconcretebeam(3)ResearchingthebendingperformanceofthebeamwhichprestressedFRPtendons—embeddedreinforcedandgivingthereinforcementformulaoff

5、lexuralcapacityofwhichprestressedFRPtendons—embeddedreinforcedconcretebeamcross—sectiondamageindifferentcircumstances(4)Takeafive—storyframereinforcementforexample，andthroughUCFybersoftwaresimulationtheCROSSsectionalchar

6、acteristicsofreinforced，andobtainthetheoreticalvalueofthebeamofflexuralcapacityandprestressedCFRPtendonsstressaleveryclosetothevaluesofUCFybersimulatedKeywords：Wenchuanearthquake；earthquakedamage；prestressedFRP；embedded；