|
|||||
|
|
| 多点输入下大跨结构地震反应的频域精细传递矩阵法 | |
| 引用本文： | 孙建鹏,李青宁. 多点输入下大跨结构地震反应的频域精细传递矩阵法[J]. 地震工程与工程振动, 2009, 29(5) |
| 作者姓名： | 孙建鹏 李青宁 |
| 作者单位： | 西安建筑科技大学,土木工程学院,陕西,西安,710055;西安建筑科技大学,土木工程学院,陕西,西安,710055 |
| 基金项目： | 西安建筑科技大学重大科技项目创新基金，陕西省自然科学基础研究计划项目，陕西省重点学科建设专项资金资助项目 |
| 摘 要： | 地震输入问题一直是工程结构抗震研究所关注的焦点.在对大跨度结构进行抗震设计时,需要考虑多点地震输入的影响已成为国内外学术界和工程界的共识.本文根据傅氏变换,运用精细传递矩阵法推导出了大跨结构在多点地震输入下的频域精细传递矩阵,并在频域内对大跨度结构进行了动力分析.这种方法公式简单,能够快速、高精度地进行结构的地震反应分析.算例显示了本文方法的有效性. |
| 关 键 词： | 精细传递矩阵法 大跨结构 地震反应 频域 多点输入 |
Precise transfer matrix method for seismic response analysis of long-span structure under multi-support excitation in frequency domain |
|
| SUN Jianpeng,LI Qingning. Precise transfer matrix method for seismic response analysis of long-span structure under multi-support excitation in frequency domain[J]. Earthquake Engineering and Engineering Vibration, 2009, 29(5) | |
| Authors: | SUN Jianpeng LI Qingning |
| Affiliation: | SUN Jianpeng,LI Qingning (School of Civil Engineering,Xi'an University of Architecture , Technology,Xi'an 710055,China) |
| Abstract: | Earthquake input pattern is a principal focus in the research on earthquake-resistance of engineering structures.Based on the FF transformation,using the fine transfer matrix method,we derived the frequency precise transfer matrix of the long-span structures under the multi-supportt earthquake excitation,and made the dynamic analysis of the long-span structure in the frequency domain.The formula of the method is simple.It can fast make the seismic response analysis of the structure with high-precision.Examp... |
| Keywords: | precise transfer matrix method long-span structure seismic response frequency domain multi-support excitation |
| 本文献已被 CNKI 万方数据 等数据库收录！ | |