نتایج جستجو برای: fragility curve
تعداد نتایج: 136236 فیلتر نتایج به سال:
Assessment of fragility curve for steel frame construction under different categories of earthquakes
The aim of this study is to investigate the effect two categories earthquake events on fragility curves steel building construction (structures with different number stories) by considering relative lateral displacement as a damage criterion. used describe change in position were chosen be slight, moderate, extensive, and complete. Increased seismic demand increases probability exceeding. In ot...
Seismic fragility analysis of bridges can be used to identify the probability different damage states under earthquake hazards. This study aims generate curve highway in Tehran, Iran, where these curves are not provided yet. To derive new curves, from studies all around world has been classified into categories, based on their structural designs, bridge materials, country, and analytical method...
Radioactive iron was administered to three normal dogs, two of which had previously been bled, in order to tag a group of erythrocytes of approximately known age. The osmotic fragility of the newly formed tagged cells was significantly greater than that of the general cell population during the first few days after injection of the iron, while the mechanical fragility of the young cells was les...
در این تحقیق یک روش تحلیل تاریخچه زمانی غیر خطی برای ارزیابی عملکرد لرزه ای از یک قاب بتنی با در نظر گرفتن تغییرات سختی و میلگرد مورد بررسی قرار گرفته است .این روش که به عنوان روش تحلیل دینامیکی افزایشی (ida) معرفی شده یک روش پارامتریک میباشد که شامل اثر دادن چندین رکورد زلزله به سازه میباشد که هر یک از این رکورد ها تا رسیدن به شدت خاص مقیاس شده اند و با این روش علاوه بر رفتار لرزه ای سازه،ظرفی...
The city of Kolkata, the State Capital of West Bengal is jolted by earthquakes time and again from the tectonic regimes of the Central Himalaya, highly seismogenic Northeast India and the active tectonics of Bengal Basin which is a pericratonic tertiary basin on which the City is located. Earthquake disaster mitigation and management necessitates seismic hazard assessment for the generation of ...
Abstract: To evaluate train-running safety during seismicity on an entire railway line quantitatively, we should use risk analysis method. A lot of studies for seismic risk management were widely performed in various kinds of research fields. However, the study for fragility curve of train-running safety has not been conducted and its basic characteristics have not been obtained. Through this s...
Raman spectroscopy was applied to nail clippings from 633 postmenopausal British and Irish women, from six clinical sites, of whom 42% had experienced a fragility fracture. The objective was to build a prediction algorithm for fracture using data from four sites (known as the calibration set) and test its performance using data from the other two sites (known as the validation set). Results fro...
Probabilistic seismic risk assessments (PSRA) are used to quantify the seismic damage probability of complex engineering structures due to seismic events. In such systems, the seismic capacities of individual relevant components are determined by structure mechanics. A significant digits computation method to quantify the mean seismic failure probability (fragility) for given component capacity...
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