Sentence examples for unknown earthquake from inspiring English sources
Furthermore, the performance-based optimal design can lead to a better robust performance of the tuned impact damper system in the cases of the main structure subjected to unknown earthquake excitations.
To validate the performances of the proposed algorithm, two numerical examples of decentralized control of tall building models under unknown earthquake excitations are studied and the simulation results are compared with those by the conventional centralized control under measured earthquake excitation.
After all the structural parameters are identified, the unknown earthquake-induced ground motion is finally constructed by solving a first-order differentiation equation.
In this paper, an algorithm is proposed for the decentralized structural control of tall shear-type buildings under unknown earthquake-induced ground motion.
The problem faced by designer is to design a safe and economical structure subjected to an unknown future earthquake, whose time history cannot be predicted with certainty.
Although the details of these two historical earthquakes are unknown, large intraplate earthquakes have continued to occur in central Japan.
"This wasn't an unknown that this earthquake would happen.
The southern part that broke during the March 11 , 2011mainshock is also not unknown to large earthquakes, and rupture regions of such earthquakes inferred from aftershock distribution have updip extent (Uchida et al., 2009) that roughly matches with the broad updip extent of subevent 5 (Fig. 2).
The number of students who died in the May earthquake is unknown, although estimates suggest the figure may be as high as 10,000.
Whether and how any of those factors combined to set off the huge structural failure inside the mine on the morning of Aug. 6, a movement of earth so intense that it measured 3.9 in magnitude and was first thought to be an earthquake, is unknown.
Although the exact uplift amount by the 2011 earthquake is unknown, the calculation above indicates the potential uplift at this time, given the extensive formation of fractures, to be approximately 100 200 mm.
