首页|Pulses in ground motions identified through surface partial matching and their impact on seismic rocking consequence

Pulses in ground motions identified through surface partial matching and their impact on seismic rocking consequence

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In seismology and earthquake engineering,it is fundamental to identify and characterize the pulse-like features in pulse-type ground motions.To capture the pulses that dominate structural responses,this study establishes congruence and shift relationships between response spectrum surfaces.A similarity search between spectrum surfaces,supplemented with a similarity search in time series,has been applied to characterize the pulse-like features in pulse-type ground motions.The identified pulses are tested in predicting the rocking consequences of slender rectangular blocks under the original ground motions.Generally,the prediction is promising for the majority of the ground motions where the dominant pulse is correctly identified.

velocity pulseground motionsurface similarityrockingoverturning

Tang Yuchuan、Wang Jiankang、Wu Gang

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School of Civil Engineering,Southeast University,Key Laboratory of Concrete and Prestressed Concrete Structures of the Ministry of Education,Nanjing 211102,China

National and Local Joint Engineering Research Center for Intelligent Construction and Maintenance,Nanjing 211102,China

National Key Research and Development Program,Ministry of Science and Technology of ChinaNational Natural Science Foundation of China

2022YFC380300451838004

2024

地震工程与工程振动(英文版)
中国地震局工程力学研究所

地震工程与工程振动(英文版)

EI
影响因子:0.476
ISSN:1671-3664
年,卷(期):2024.23(1)
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