框架梁转动约束刚度研究
框架结构中梁构件的的转动约束刚度是其在高温下的变形和受力计算中一个必不可少的参数。本文首先研究了框架梁转动约束刚度的影响因素,并利用子框架法和刚度串并联法则推导出了无侧移框架的梁构件转动约束刚度的近似算法。为了考虑框架侧移对梁构件转动约束刚度的影响,本文利用理论方法计算了有侧移柱与无侧移柱转动刚度的差值,并结合该理论解对近似算法进行了修正。最后,通过比较近似解与精确解,验证了该近似算法的正确性和适用性。...
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| Main Authors: | , , |
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| Format: | Article |
| Language: | zho |
| Published: |
Editorial Department of Progress in Steel Building Structures, Tongji University
2010-01-01
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| Series: | Jianzhu Gangjiegou Jinzhan |
| Subjects: | |
| Online Access: | http://steelpro.tongji.edu.cn/thesisDetails?columnId=40757060&Fpath=home&index=0 |
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