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Modeling and confirmation of pedestrian induced walking load on footbridge |
Received:March 07, 2011 Revised:September 19, 2011 |
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DOI:10.7511/jslx20124012 |
KeyWord:footbridge standard model of vertical walking load dynamic load factor RMS acceleration |
Author | Institution |
樊健生 |
清华大学 土木工程系 土木工程安全与耐久教育部重点实验室, 北京 |
陈宇 |
清华大学 土木工程系 土木工程安全与耐久教育部重点实验室, 北京 |
聂建国 |
清华大学 土木工程系 土木工程安全与耐久教育部重点实验室, 北京 |
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Abstract: |
Based on Young and Ebrahimpour’s researches on characteristics of pedestrian-induced dynamic loads,a standard model of vertical walking load using Fourier series is proposed.The accuracy and usability of the model are verified by comparing with eight measured walking loads.Through the theoretical analysis,the relationships among root mean square (RMS) acceleration,dynamic load factor and phase are further discussed,and some valuable conclusions are obtained. |
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