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时间:2018-08-08
《蒸汽养护高性能混凝土配制技术研究毕业论文设计论文yangjia》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、重庆大学本科学生毕业设计(论文)蒸汽养护高性能混凝土配制技术研究GraduationThesisofChongqingUniversityThestudyandmanufactureofC60ofgoodquality,simplytechnology,Shortproductioncycle,live-constructionandWet-siteconstructiongreatlyreduced,litterofnoise.especially,therearelowcostingandfasterbenefits.Withthedevelopment
2、ofConcreteandConstruction,thetraditionalstrengthsofCementandconcreteproductswillbecomeincreasinglyapparent.Itisusuallyusedtospeeduptheconcretetosomeofthemethodsinordertogetenoughstrengthcementinashortoftime,whichareSteamcuringandusingearly-strengthagents.Andthemostefficienttechnolo
3、gyisthesteamcuring.atpresent,.Withagrowingnumberofprojectsunderthetheuseoftheprocess.Inthispaper,Itisinordertoseekthroughchangingthemixingofrawmaterials.Theexperimentresultshowsthatflyashcanobviouslyimprovetheworkabilityoffreshconcrete;themineraladmixturecanreducetheearlystrengthof
4、concrete,butusingsteamcuringcanmakeupthisdeficiency;thesteamcuringsystemplaysanimportantroleinthedeveopmentofconcretestrength.keywords:Steamcuring;,HighPerformanceConcrete,MixDesign,ChongqingLightRail目录摘要……………………………………………………………………………………………ⅠABSTRACT…………………………………………………………………………………Ⅱ1绪
5、论……………………………………………………………………………………………11.1高性性能混凝土……………………………………………………………………………11.1.1高性能混凝土发展简史………………………………………………………………11.1.2关于高性能混凝土的定义……………………………………………………………11.1.3高性能混凝土的特点…………………………………………………………………21.1.4高性能混凝土发展前景………………………………………………………………31.2混凝土蒸汽养护工艺………………………………………………………………………31.3重庆
6、轨道交通工程…………………………………………………………………………51.3.1重庆轨道交通工程简介………………………………………………………………51.3.2重庆轻轨目前存在的问题……………………………………………………………52研究目的和技术要求…………………………………………………………………72.1研究目的……………………………………………………………………………………72.2PC轨道混凝土的技术要求…………………………………………………………………73原材料…………………………………………………………………………………83.1中砂………………………
7、………………………………………………………………83.2碎石(5~10mm)…………………………………………………………………………83.3碎石(10~20mm)…………………………………………………………………………93.4掺合料………………………………………………………………………………………93.552.5级普通水泥……………………………………………………………………………93.6高效减水剂…………………………………………………………………………………104试验过程……………………………………………………………………………………114.1C60高性能混
8、凝土配合比设计…………………………………………………
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