Results 1 to 10 of about 141 (69)

Integration of High-Rate GNSS and Strong Motion Record Based on Sage–Husa Kalman Filter with Adaptive Estimation of Strong Motion Acceleration Noise Uncertainty

open access: yesRemote Sensing
A strong motion seismometer is a kind of inertial sensor, and it can record middle- to high-frequency ground accelerations. The double-integration from acceleration to displacement amplifies errors caused by tilt, rotation, hysteresis, non-linear ...
Zhenjie Wang, Zhixi Nie, Guohong Zhang
exaly   +3 more sources

Analysis on strong ground motion records of Guangdong Xuwen ML4.2 earthquake on November 22, 2015

open access: yes地震科学进展, 2022
ML4.2 earthquake occurred in Xuwen County, Guangdong Province at 07:43 on November 22, 2015. The Hainan Strong Motion Network Center collected three sets of three-direction acceleration records, which was the first time to record strong motion seismic ...
Weishun Zeng   +3 more
doaj   +1 more source

Analysis of dynamic response of frame and brick-concrete structure under strong earthquake: A case study of the M6.4 Yangbi, Yunnan earthquake

open access: yes地球与行星物理论评, 2022
Taking the strong motion records of Yangbi Station obtained by the May 21, 2021 M6.4 Yunnan Yangbi earthquake as input, this study performed dynamic time history analysis on frame structures of different heights and a low-rise brick-concrete structure ...
Zirong Zhang   +3 more
doaj   +1 more source

Novel Evaluation Method for Site Effect on Earthquake Ground Motion Based on Modified Horizontal to Vertical Spectral Ratio

open access: yesFrontiers in Earth Science, 2022
The effect of local site conditions on the earthquake ground motion is a very important factor to be considered in engineering seismic fortification.
Xiaojun Li   +3 more
doaj   +1 more source

Scaling ratios for spectral accelerations caused by seismic site effect under site condition classifications in China

open access: yesFrontiers in Earth Science, 2023
The spectral accelerations (Sa), which are widely used as ground motion inputs in structural seismic designing, are significantly affected by local site conditions classified by near-surface geology. A novel approach of quantifying the scaling ratios for
Yushi Wang, Yi Ding, Xiaojun Li
doaj   +1 more source

Introduction to group standard of Seismological Society of China: T/SSC 1—2021 seismic destructive power evaluation based on strong motion records

open access: yes地震科学进展, 2022
The seismic destructive power to the buildings on a regional scale is of great significance for emergency decision-making after the earthquake. In order to meet the urgent need of earthquake emergency management departments to timely understand the ...
Qingle Cheng   +5 more
doaj   +1 more source

The Effect of strong motion duration on pounding of steel moment frame building [PDF]

open access: yesJournal of Structural and Construction Engineering, 2019
Usually during moderate and strong earthquakes, if the space between the adjacent structures is not enough, structural pounding will occur which is due to the out-of-phase vibration of the structures regarding the differences in dynamic properties of the
Javad Vaseghi Amiri   +1 more
doaj   +1 more source

Response analysis of long-period seismic action in far field to long-span continuous beam bridge with isolated high piers [PDF]

open access: yesE3S Web of Conferences, 2021
In order to study the influence of far-field long-period seismic waves on high-pier and long-span continuous beam bridge, taking a high-pier and long-span continuous beam bridge with span arrangement of (95+170+95) m as an example, a numerical analysis ...
Yanan Wang   +4 more
doaj   +1 more source

Analysis on site effect of ground motion in Beijing urban area revealed by strong-motion records in M5.1 Guye,Tangshan earthquake on 12th July,2020

open access: yes地震科学进展, 2020
Ground motion characteristics are significantly affected by local site conditions,as spectral acceleraiongs at medium-to-long periods would be obviously amplified on thick and soft sites as a result of seismic site effects.
Yushi Wang   +4 more
doaj   +1 more source

The Effect of Record Selection Technique on Dissipated Hysteresis Energy and Park Ang Damage Index in Moment Resisting RC Frames [PDF]

open access: yesJournal of Structural and Construction Engineering, 2020
The main sources of the uncertainty in estimation of structural seismic responses is the uncertainty of the earthquake records as the input excitations.
Gholamreza Abdollahzadeh   +1 more
doaj   +1 more source

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