نتایج جستجو برای: earthquake and wind loadings

تعداد نتایج: 16860340  

Journal: :journal of operation and automation in power engineering 2007
k. afshar a. shokri gazafroudi

wind power generation is variable and uncertain. in the power systems with high penetration of wind power, determination of equivalent operating reserve is the main concern of systems operator. in this paper, a model is proposed to determine operating reserves in simultaneous market clearing of energy and reserve by stochastic programming based on scenarios generated via monte carlo simulation ...

Journal: :زمین شناسی مهندسی 0
علی قنبری ali ghanbari دانشگاه خوارزمی محسن معجزی mohsen mojezi میثم فدایی meysam fadaee

construction of asphaltic core dams is a relatively novel method especially in iran. iran is located in a region with high seismicity risk. therefore, many researchers have focused on the behavior of such types of dams under earthquake loading. in this research, the behavior of asphaltic core rockfill dams (acrd) has been studied under earthquake loading using nonlinear dynamic analysis method ...

2014
Jing Feng Xianhong Wu

Recent design of buildings utilizes different strategies to mitigate the lateral displacement and acceleration from wind and earthquake excitation. One of the strategies is to dissipate external energy with dampers. For high-rise buildings, outrigger systems which connect the core and perimeter columns are innovative system, which to combine stiffness of both the core and perimeter columns to r...

Journal: :iranian journal of public health 0
mehdi zaré international institute of earthquake engineering and seismology, tehran, iran. behnaz nazmazar

an earthquake was happened on 23 october 2011 in van, turkey (mw7.2) at the eastern most area of anatolian plateau and in the neighborhood of iranian border (west azerbaijan province). the study was performed based on field and office observations and has been focused on the process of disaster management in turkey after the 23 october 2011 earthquake. we surveyed the quake from the view point ...

Journal: :Bulletin of the New Zealand Society for Earthquake Engineering 2021

Acceleration-sensitive non-structural elements not only constitute a significant portion of building’s component inventory, but also comprise components and systems that are indispensable to the operational continuity essential facilities. In New Zealand, Section 08 seismic loadings standard, NZS 1170.5: Earthquake Actions, dedicated 4219: Seismic Performance Engineering Systems in Buildings, a...

Journal: :Journal of Infrastructure Preservation and Resilience 2022

Abstract This paper presents a synthesis of current practices in regard to the seismic analysis, design, and retrofit built-environments. Background information on behavior existing buildings subjected earthquake loadings is gathered rehabilitation methodologies are elaborated. The first part review examines design standards guidelines that used structural engineering community. These documents...

2012
Arvind Kumar Vivek Walia Surinder Singh Bikramjit Singh Bajwa Sandeep Mahajan Sunil Dhar Frank Yang

The continuous soil gas radon and daily monitoring of radon concentration in water is carried out at Amritsar (Punjab, India), a well known seismic zone to study the correlation of radon anomalies in relation to seismic activities in the study area. In this study, radon monitoring in soil was carried out by using barasol probe (BMC2) manufactured by Algade France whereas the radon content in wa...

2013
Y. S. Kong M. Z. Omar L. B. Chua S. Abdullah

This study describes the effects of bounce, brake, and roll behavior of a bus toward its leaf spring suspension systems. Parabolic leaf springs are designed based on vertical deflection and stress; however, loads are practically derived from various modes especially under harsh road drives or emergency braking. Parabolic leaf springs must sustain these loads without failing to ensure bus and pa...

As a matter of fact, the estimated loss of the human life caused by the earthquake is a crucial issue. This estimate helped to administrators in planning for the preventive measures or the crisis management after the earthquake. In this article, we represented a new model for measuring the loss of human life utilizing the self-organizing competitive neural networks. In the latest model, the neu...

2007
Haitao Zheng Akira Mita

A new damage indicator denoted by the distance between ARMA models is proposed in this paper to identify structural damage including its location and severity. Two definitions are introduced as the distance, either the cepstral metric or subspace angles of ARMA models. However, the accuracy is deteriorated when the multiple inputs have strong correlations. To overcome this difficulty, a pre-whi...

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