نتایج جستجو برای: story drift ratio

تعداد نتایج: 568225  

Journal: :Jurnal Ilmiah Rekayasa Sipil 2023

Evaluation or study of existing building structures must consider the strength and stiffness structural components due to gravity loads earthquake loads. The strengthening Hbeam column structure is add steel plates column. This method a way improve performance in terms ease implementation, time cost when compared replacing adding new components. purpose this was analyze plate seismic Parameters...

A. Baghban, M. Rezaiee-Pajand,

To control structures against wind and earthquake excitations, Adaptive Neuro Fuzzy Inference Systems and Neural Networks are combined in this study. The control scheme consists of an ANFIS inverse model of the structure to assess the control force. Considering existing ANFIS controllers, which require a second controller to generate training data, the authors’ approach does not need anot...

M. Mohebbi, S. Bakhshinezhad,

In this paper, a procedure has been presented to develop fragility curves of structures equipped with optimal variable damping or stiffness semi-active tuned mass dampers (SATMDs). To determine proper variable damping or stiffness of semi-active devices in each time step, instantaneous optimal control algorithm with clipped control concept has been used. Optimal SATMDs have been designed based ...

Journal: :مهندسی سازه 0
مهدی امری عبدالرضا سرو قد مقدم فریبرز ناطقی الهی

the structural slenderness ration (height/ with) is one of the title that can be discussed in quake design of building. but unfortunately, in  iranian code isn’t mention this mater.in this article, bending and bracying structures system are chosen with slenderness ratio 2 upto 6. (11, 17, 23, 29, 35 stage).all of structure are analysed and designed in linear method, then analysed in unlinear me...

Journal: :Journal of Structural and Construction Engineering (Transactions of AIJ) 2014

Journal: :Periodica Polytechnica-civil Engineering 2023

This paper proposes a methodology framework for the reliability assessment of smart steel Moment Resisting Frame structures (MRFs) equipped with Nickle Titanium Shape Memory Alloy (NiTi SMA) connections subjected to blast loading. The is formulated based on two-step approach algorithm. In 1st Step, Monte Carlo Latin Hypercube Sampling Strategy simulation (MC-LHS) adapted generate uncertain para...

Journal: :Earthquake Spectra 2023

The cross-laminated timber coupled wall (CLT-CW) system, a recently proposed timber-based structural has limited understanding of its seismic performance. existing research in probabilistic fragility assessment (PSFA) CLT buildings reveals gap, particularly regarding comprehensive evaluation CLT-CW systems and the impact various design parameters. To fully describe state post-earthquake perform...

Journal: :Genome research 2009
Chih-Horng Kuo Nancy A Moran Howard Ochman

Genetic drift, which is particularly effective within small populations, can shape the size and complexity of genomes by affecting the fixation of deleterious mutations. In Bacteria, assessing the contribution of genetic drift to genome evolution is problematic because the usual methods, based on intraspecific polymorphisms, can be thwarted by difficulties in delineating species' boundaries. Th...

Journal: :مجله ی مطالعات ادبیات روایی 0
سعید حسام پور نجمه عندلیب

abstract the present study is conducted to find various forms of times in two fictional genres “tale” and “minimalist story”, and also to disclose the factors behind the difference of the aforementioned forms in the two mentioned genres. time is represented in the levels of plot, setting, language and the images in various forms. in case of tales, due to the absence or weakness of the plot, the...

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