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author:

陈凌秀 (陈凌秀.) [1] | 祁皑 (祁皑.) [2]

Indexed by:

PKU

Abstract:

通过对推导拟合的公式以及有限元模型的参数分析,研究核心段几何参数对屈曲约束支撑屈服时机及受力性能的影响.结果表明:支撑屈服前,屈服消能时机不仅跟μ_c值有关,还跟转换段与核心段面积比有关;支撑屈服后,可忽略支撑内核各段面积比对其应变的影响,只考虑μ_c对应变的影响;μ_c对支撑的滞回性能影响较大,随着μ_c的减小,支撑所能耗散的能量增大;μ_c的合理取值建议在0.3~0.7之间.

Keyword:

几何参数 屈曲约束支撑 屈服 核心段长度 耗能

Community:

  • [ 1 ] 福州大学土木学院

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Source :

福州大学学报(自然科学版)

ISSN: 1000-2243

CN: 35-1337/N

Year: 2019

Issue: 06

Volume: 47

Page: 812-818

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 2

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