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Abstract:
高韧性水泥基复合材料(简称ECC)具备优异的变形性能与抗裂性能,展开高强钢筋ECC(简称HRECC)梁弯曲性能的试验研究与理论分析,并与RC梁进行对比.结果表明:据简化的ECC拉压本构模型建立的HRECC梁抗弯承载力计算公式,可用于抗弯设计;同一配筋率下,HRECC梁的抗弯承载力远远高于RC梁,且梁裂缝细而密,当高强钢筋屈服时,ECC梁的裂缝均在0.09mm以内,远小于规范对梁裂缝的限值;ECC与高强钢筋变形协调;HRECC梁较RC梁延性提高且多裂缝扩展;高强钢筋可以用于ECC中,充分发挥高强钢筋的优势,二者适配.建立HRECC梁抗弯承载力的计算公式,理论计算值与试验值吻合较好.
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Source :
土木工程学报
ISSN: 1000-131X
Year: 2013
Issue: 4
Volume: 46
Page: 10-17
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 21
Chinese Cited Count:
30 Days PV: 0
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