THERMAL EXPANSION AND CREEP OF HIGH-STRENGTH CONCRETE UNDER MULTI-AXIAL CONSTANT STRESS CONDITIONS
高強度コンクリートの多軸定圧縮応力下における熱膨張とクリープに関する研究

Shinji KAWABE, Tatsuo OKAJIMA, Daisuke IMAIZUMI
1997 Journal of Structural and Construction Engineering (Transactions of AIJ)  
The purpose of this study is to obtain 山e lhem 】 al expansion Qf airdr 正 ed high − stre日 glh concrete . from 20 ℃ to 正 00℃ and 山 en from lOO ℃ 30 ℃, under constant compressive stress including tri− axial loading in which maximum compressive stress is below the ene 山 ird ef st肥 ng1h . Th ¢ conclusion is the f { ) Uowing; 塹 n the heating and cooling process, the the 訓 expansion ofhigh − strcngth concrete under mu 甑 一 axial constant stress is smaller than that of free expansion . The sIrain ofthis
more » ... cencrete can be obtained as the sum ofelastic deformation , 仕ee thermal expansion and creep st紬 , The creep strajn ofconcrete at any temperature can be obtained by using
doi:10.3130/aijs.62.15_2 fatcat:jgndonvxevapfkh3msrh34caoq