摘要
Theshrinkagecharacteristicsofexpansiveconcretefilledsteeltube(CFST)areanalyzed,Coldshrinkage,creepandautogenousshrinkageareconsideredasthemainreasonsofcausingCFSTcontraction.InaccordancewiththeshrinkagecharacteristicsofexpansiveCFST,akindofenergy-storeddelayedexpansiveagentisexploited,whichcannotonlycompensatetheshrinkageofthecoreconcreteineverystages,butalsomakeCFSTexpandaccordingtothedelayedexpansionmechanism.Astheresult,theprestresslosswillbereducedandexpansiveenergywillbeutilizedeffectively.
出版日期
1999年01月11日(中国期刊网平台首次上网日期,不代表论文的发表时间)