نتایج جستجو برای: moment frame

تعداد نتایج: 159543  

Journal: :journal of the structural engineering and geotechnics 0
ali molaei manzar faculty of mechanics, islamic azad university, takestan branch, takestan, iran hassan aghabarati department of civil and architectural engineering, islamic azad university, qazvin branch, iran

dual systems of steel moment frame and reinforced concrete shear wall have combined the advantages of steel frames and reinforced concrete shear wall. these walls have increased the lateral stiffness of steel frames and have reduced seismic demands on steel frames thus providing opportunities to use such system. in this research intermediate dual system of steel moment frame was chosen with int...

Ali Molaei Manzar Hassan Aghabarati,

Dual systems of steel moment frame and reinforced concrete shear wall have combined the advantages of steel frames and reinforced concrete shear wall. These walls have increased the lateral stiffness of steel frames and have reduced seismic demands on steel frames thus providing opportunities to use such system. In this research intermediate dual system of steel moment frame was chosen with int...

Journal: :computational methods in civil engineering 2012
vahid sharif farhad behnamfar

following the 1994 northridge and 1995 kobe earthquakes, most of modern structures damaged seriously or devastated totally despite the seismic codes of these countries that had been expected to bear advanced criteria for seismic design of structures. after extensive research, the most probable reason of those destructions was attributed to special specifications of near-field earthquakes. in th...

Journal: :international journal of civil engineering 0
mehdi mahdavi adeli faculty of civil eng., 424, hafez ave., tehran, iran, 15914 mehdi banazadeh no. 510, faculty of civil eng., 424, hafez ave., tehran, iran, 15914 ardeshir deylami no. 606, faculty of civil eng., 424, hafez ave., tehran, iran, 15914

the objective of this paper is to determine the drift demand hazard curves of steel moment-resisting frames with different number of stories in territory of tehran this is done through the combination of the results obtained from probabilistic seismic hazard analysis and the demand estimated through the best probabilistic seismic demand models. to select the best demand model, in this paper, a ...

Steel Plate Shear Wall (SPSW) is an emerging seismic load-resistant system that, compared to other systems, enjoys the advantages of stable ductile behavior, fewer detailing requirements, rapid constructability, and economy. American seismic provisions decree that a SPSW should be designed as a moment frame with a web infill plate. Specifically, in case of buildings taller than 160 ft, it decre...

Journal: :international journal of civil engineering 0
mohsen shahrouzi engineering department, kharazmi university, hesarak, karaj, iran amir abbas rahemi department of engineering, kharazmi university, tehran, iran

well-known seismic design codes have offered an alternative equivalent static procedure for practical purposes instead of verifying design trials with complicated step-y-step dynamic analyses. such a pattern of base-shear distribution over the building height will enforce its special stiffness and strength distribution which is not necessarily best suited for seismic design. the present study, ...

A. Bolideh, H. Ghohani Arab, M. R. Ghasemi,

The present study addresses optimal design of reinforced concrete (RC) columns based on equivalent equations considering deformability regulations of ACI318-14 under axial force and uniaxial bending moment. This study contrary to common approaches working with trial and error approach in design, at first presents an exact solution for intensity of longitudinal reinforcement in column section by...

Journal: :journal of computer and robotics 0
sara salkhordeh department of electrical, biomedical and mechatronic engineering, qazvin branch, islamic azad university, qazvin, iran hamidreza rashidy kanan department of electrical, biomedical and mechatronic engineering, qazvin branch, islamic azad university, qazvin, iran

the goal of multi-frame super resolution (sr) is to fuse multiple low resolution (lr) images to produce one high resolution (hr) image. the major challenge of classic sr approaches is accurate motion estimation between the frames. to handle this challenge, fuzzy motion estimation method has been proposed that replaces value of each pixel using the weighted averaging all its neighboring pixels i...

The goal of multi-frame Super Resolution (SR) is to fuse multiple Low Resolution (LR) images to produce one High Resolution (HR) image. The major challenge of classic SR approaches is accurate motion estimation between the frames. To handle this challenge, fuzzy motion estimation method has been proposed that replaces value of each pixel using the weighted averaging all its neighboring pixels i...

Journal: :International Journal for Research in Applied Science and Engineering Technology 2017

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