نتایج جستجو برای: earthquake resistance
تعداد نتایج: 404730 فیلتر نتایج به سال:
The tectonically complex San Francisco Bay Region (SFBR) contains both known and unidentified faults that produce a broad range of earthquake sizes at different rates of occurrence. In this chapter we use fault zone information developed in the previous chapter to construct an earthquake source model that describes long-term rates of earthquake production in the SFBR. Specifically, this SFBR ea...
1. Distribution of earthquakes on the Earth 2. Reasons for earthquakes in the Earth's crust 3. Types of the Earth's lithosphere and Plate Tectonics 4. Types of seismic waves 5. Measurement of the size of an earthquake 6. The models of earthquake source 7. Nature of deep (mantle) earthquakes 8. Earthquake recurrence interval study 9. Earthquakes as a motor for geodynamic processes 10. Correspond...
Abstract This paper has collected more than one hundred papers about resilience at home and abroad, summarised analysed the meaning evaluation methods of then key issues. Through research on these papers, we found that current method for water supply system seismic is divided into two aspects: hand, it’s based performance system, where itself evaluates absorbs earthquake resistance level. On ot...
In accordance with the Seismo-Geothermics theory about methods of intracrustal strong earthquake and volcano prediction, we use the ANSS earthquake catalogue from the Northern California earthquake data center and the EMSC earthquake catalogue from the European-Mediterranean Seismological Centre to study the seismic activities of the Turkish Branch Seismic Cone in the Mediterranean Seismic Cone...
To develop spatially continuous seismicity models (earthquake probability distributions) from a given earthquake catalog, the method of kernel estimation has been suggested. Kernel estimations with a global (spatially invariant) bandwidth deal poorly with earthquake hypocenter distributions that have different spatially local features. For example, a typical earthquake catalog has several areas...
BACKGROUND On April 14, 2010, an earthquake registering 7.1 on the Richter scale shook Qinghai Province in southwest China. The earthquake caused numerous casualties and much damage. The epicenter, Yushu County, suffered the most severe damage. As a part of the psychological relief work, the present study evaluated the mental health statuses of the people affected and identified the mental diso...
Besides generating seismic waves, which eventually dissipate, an earthquake also generates a static displacement field everywhere within the Earth. This global displacement field rearranges the Earth’s mass thereby causing the Earth’s rotation and gravitational field to change. The size of this change depends upon the magnitude, focal mechanism, and location of the earthquake. The Sumatran eart...
The quest to find successful methods to forecast future earthquakes has proven to be very challenging. Useful earthquake forecasts require detailed specification of a number of variables, namely the epicenter, depth, time and magnitude of the coming earthquake. While forecasting the times of strong aftershocks within the rupture zone of a strong earthquake has been developed with some success (...
BACKGROUND On March 11, 2011, a massive undersea earthquake and tsunami struck East Japan. Few studies have investigated the impact of exposure to a natural disaster on preschool children. We investigated the association of trauma experiences during the Great East Japan Earthquake on clinically significant behavior problems among preschool children 2 years after the earthquake. METHOD Partici...
As a new type of reinforced material, geocells are widely used in flexible retaining wall projects, and lot practical experience shows that the geocell has great effect on earthquake resistance, but theoretical research lags behind engineering practice, deformation failure mechanism under need to be further studied. In this paper, we use FLAC3D nonlinear, finite-difference method study geocell-...
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