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1、2112005M2nullnullnullnull=Structural EngineersVol.21, No.1Feb. 2005r1孙飞飞null null 沈祖炎(6v,Z200092)4null1null 通过对10根钢筋混凝土柱截面弯矩-曲率关系的仿真分析,比较了6种箍筋约束混凝土模型在压弯条件下试验结果的预测能力,结果表明SR模型最准确b1oMnull 约束混凝土模型;箍筋;仿真;弯矩-曲率关系A Comparative Study of Models for Concrete Confined by HoopsSUN Feifeinull null SHEN Zuyan(Ton
2、gji University, Shanghai200092)Abstractnull By means of simulating cross-sectional moment- curvature relations of 10 reinforced concretecolumns, the predictions of six hoop-confined concrete models are compared with experimental results,showing that theSR modelis moreaccuratethan theothers for membe
3、rs under compression and moment.Keywords null confinedconcretemodel, hoop, simulation, moment-curvaturerelationshipnull nullr_T,r1mbVRichart1929Mrk7S,vkbSheikh1aAhmadMallare2Hoshikuma3*rs,ViBKb|wq1_,CaaYrZ(V1)1b-M1TnV1b,HKNTMPKB,bSUYV(:_M#W)Klr,yrnull?p6bW8null=SC), 20024 null,+nullT!9null:Sy, 19965
4、 nullfMVnullF!99mnull:Sy, 1998(上接第29页) 5 null Scott B D, Park R, Priestley M J N. Stress-StrainBehavior of Concrete Confinedby Overlapping Hoopsat Low andHighStrainRates. ACI J,1982; 79(1):13- 27 6 null Mander J B, Priestley M JN, Park R. TheoreticalStress-StrainModelfor ConfinedConcrete. J. Struc.E
5、ngng, ASCE, 1988;114(8):1804- 1826 7 null Saatcioglu M, RazviS R. Strength and Ductility ofConfined Concrete, J. Struc. Engng., ASCE,1992;118(6): 1590- 1607 8 null Sheikh S A, Uzumeri S M. Analytical Model forConcrete Confinement in Tied Columns, J. Struc.Div., ASCE, 1982;108(12): 2703- 2722 9 null
6、Sheikh SA, YehCC. TiedConcreteColumnsunderAxial Load and Flexure. J. Struc. Engng, ASCE.1990; 2780- 280110 null SheikhSA,Khoury SS. ConfinedConcreteColumnswith Stubs, ACI Struc. J.1993: 414- 43111 null Ozcebe G, Saatcioglu M. Confinement of ConcreteColumnsfor SeismicLoadings. ACI Struc. J.1987:308-
7、31512 null Park R, Priestley M J, Gill W D. Ductlity ofSquare-Confined Concrete Columns. J. Struc.Div., ASCE, 1982;108(4): 929- 95013 null SaatciogluM S, SalamatA H, RazviS R. ConfinedColumns under Eccentric Loading, J. Struc. En-grg., 1995;121(11): 1547- 1556(上接第70页)5nulluD8L17.50mS)FLe,+YFL,vtv1|-rFLe,4ssvZ4bID1 nullonullvLrLenullr!y,2002;(6):40- 422 null1nullFL5)nully,2002;(2):88- 893 nullKr3,WyS,Inullnull-rFvt?Bnully,2002;(8):85- 89null22nullStructuralEngineers Vol.21,No.1null null null null null null null null null null null null null null null null null null Studyof Design Method
