Development of base oscillation models and regulatory approaches to the calculation of critical structures for seismic impacts
Development of base oscillation models and regulatory approaches to the calculation of critical structures for seismic impacts

Development of base oscillation models and regulatory approaches to the calculation of critical structures for seismic impacts

DOI: 10.37153/2618-9283-2020-2-32-54

Authors:  

Востров Владимир Кузьмич Vladimir K. Vostrov
Doctor of Technical Sciences, Professor


Rubric:     Theoretical and experimental studies   
Key words: emergency situation, resonance, acute resonance, seismic effects, emergency loads, special loads
Annotation:
Two principal approaches to generating calculated seismic impacts, proposed in the practice of earthquake - resistant construction, were used and  refined: for the construction site and for the structure. There are special, emergency and extreme seismic loads that create an emergency situation - the occurrence of a mode of beats or resonant vibrations, as well as self-oscillations (acute resonance), leading to a violation of either the operational properties or the load-bearing capacity of the structure. Proposals are formulated for the revision of the Russian standards of earthquake-resistant construction, based on three-level impact for responsible and unique structures using the proposed refined approaches to generating calculated seismic impacts.
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