Results 1 to 10 of about 6,164 (196)

Evaluation Model for Seismic Resilience of Urban Building Groups

open access: yesBuildings, 2023
This paper analyzed the factors that influence the seismic resilience of urban building groups and studied the laws that influence internal factors and external factors.
Hao Ren   +4 more
doaj   +4 more sources

Seismic Resilience Assessment in Optimally Integrated Retrofitting of Existing School Buildings in Italy

open access: yesBuildings, 2022
Modern society requires that structures exhibit greater levels of resilience, especially under earthquakes. The seismic resilience of buildings is thus gaining increased attention as a particular, beyond-code approach.
Wilson Wladimir Carofilis Gallo   +4 more
doaj   +4 more sources

On the Seismic Resilience of Interwar Buildings

open access: yesBulletin of the Polytechnic Institute of Jassy: Constructions, Architechture Section, 2022
This paper deals with multi-story buildings erected mostly in interwar period in seismic areas and designed for gravitational actions only. The typical structural system is reinforced concrete frames and masonry infills.
Gruia Liviu-Costin
doaj   +2 more sources

An Evaluation Method for Link Importance Based on Seismic Resilience of Road Network

open access: yesShanghai Jiaotong Daxue xuebao, 2023
The evalution of link resilience importance is essential for improving the seismic resilience level of the road network. Using resilience achievement worth (RAW) as evaluation index, an evaluation method of link importance based on seismic resilience of ...
CHEN Yiqin, HUANG Shuping
doaj   +2 more sources

2022年9月5日泸定MS6.8地震宽频带地震动谱元法模拟

open access: yesDizhen xuebao, 2023
2022年9月5日12时52分四川甘孜州泸定县发生MS6.8地震,此次地震造成泸定县及其周边地域的严重破坏和人员的重大伤亡。为重现此次地震的地震动影响场,分析近场强地面运动的空间分布特征,将确定性的凹凸体震源模型与随机震源模型结合得到有限断层运动学混合震源模型,进而将上述混合震源模型开发到SPECFEM 3D谱元法开源代码中,实现了基于谱元法和运动学混合震源模型的泸定MS6.8地震的全过程宽频带(0.1—5 Hz)地震动模拟,通过与六个台站的时程记录、对应的反应谱以及NGA ...
Jingxuan Zhao   +3 more
doaj   +1 more source

基于CPU-GPU异构并行的复杂场地近断层地震动谱元法模拟

open access: yesDizhen xuebao, 2022
利用基于CUDA编程平台实现的工作站级CPU-GPU异构并行方法开展了实际场地近断层地震动谱元法模拟。通过模拟SECE/USGS提供的自发破裂模型TPV15,测试了工作站级CPU-GPU异构并行方法的计算精度与计算效率,并将该方法应用于1679年三河—平谷M8.0地震的强地面运动模拟,以证实该方法对真实设定地震动模拟的适用性。模拟结果显示:CPU-GPU异构并行计算时间较CPU并行计算时间明显减少,加速比最高值分别为CPU 36核和72核的3.04和2.16倍;1679年三河—平谷M8 ...
Zhenning Ba   +3 more
doaj   +1 more source

Study on Seismic Resilience Quantitative Framework of Subway Stations and Resilience Improvement Strategy

open access: yesFrontiers in Earth Science, 2022
Improving the seismic resilience of urban underground structures is among the hot topics concerning disaster prevention and the mitigation engineering of underground structures; however, there is still a lack of research on the quantitative methods for ...
Zhengfang Dong   +7 more
doaj   +1 more source

Numerical simulation of grouting process in rock mass with rough fracture network based on corrected cubic law

open access: yesRock and Soil Mechanics, 2021
Due to the influence of fracture undulation, there is an obvious difference in the grout flow rule between the rock mass with rough fractures and the rock mass with existing results.
CUI Wei   +5 more
doaj   +1 more source

Seismic resilience of internet data center building with different disaster mitigation techniques

open access: yesResilient Cities and Structures, 2022
Internet data center buildings have great importance for maintaining the post-earthquake functionality of telecommunication networks. It is essential to maintain the functionality of internet data center buildings during earthquakes or recover ...
Qingxue Shang   +6 more
doaj   +1 more source

Research on the Scope of Spectral Width Parameter of Frequency Domain Methods in Random Fatigue

open access: yesApplied Sciences, 2020
In the current fatigue life calculation theory, the most commonly used method is the frequency domain method. However, most of the frequency domain fatigue life prediction models do not indicate the scope of the application of the spectral width ...
Jie Xu   +4 more
doaj   +1 more source

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