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(Professor)
Name (Pinyin):
zhengshansuo
School/Department:
土木工程学院
Gender:
Male
Professional Title:
Professor
Status:
Employed
Discipline:
Structural Engineering
Engineering
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Email:
c620cf8104e7f706b78620231a598bffc875e105c954c02dfa376f84c9eeb0f211e96a02cd655927c7b5d333954f9c736a6935ec4aa1c47a510b1232f60d552ec549327ee059a37a0e73d11f1733ccc3d634b6508c2eba7ab48b244ff58586068f8437072463326ce4ca47448eeb16dc2b2920b497047cbb846f56dcc2651e00
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钢筋混凝土柱冻融损伤模型研究
Release time:
2024-08-09
Hits:
Affiliation of Author(s):
土木工程学院
Journal:
工程力学
Key Words:
冻融循环;钢筋混凝土柱;纤维截面;混凝土模型;等效冻融循环次数;
Abstract:
为研究冻融后钢筋混凝土柱在地震作用下的响应,根据冻融损伤在构件截面分布的不均匀性,基于纤维截面分析方法,提出可考虑该分布的混凝土强度退化模型,以及等效冻融循环次数的计算方法。根据8榀考虑冻融影响的钢筋混凝土柱拟静力加载试验数据,对该文提出的模型进行了验证,同时与既有考虑冻融的混凝土模型进行了对比分析。结果表明:与未考虑冻融损伤分布的既有模型相比,该文模型的计算承载力较小,与试验数据吻合更好,即能够更准确地模拟不同程度冻融损伤后钢筋混凝土柱的地震反应。
First Author:
LI Lei,zhengshansuo
Indexed by:
Journal paper
Correspondence Author:
张艺欣,裴培,秦卿,董立国
Discipline:
Engineering
Volume:
中文核心期刊:78-86,9
ISSN No.:
1000-4750
Translation or Not:
no
Date of Publication:
2019-02-25
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