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Performance-Based Seismic Design Optimization of Steel MRFs Under System and Component Constraints Using the IWSA Algorithm
Performance-based seismic design optimization (PBSDO), as a topic of growing interest, is applied to steel moment-resisting frames (MRFs) using the...
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Challenges to reducing post-consumer plastic rejects from the MSW selective collection at two MRFs in São Paulo city, Brazil
The present study is concerned with an overview of the main aspects of the selective collection from the municipal solid waste in São Paulo City and...
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MRFs with Laser-Cut I-Beam-to-CHS-Column Joints: Seismic Performance and Repairability Potential
Traditionally, connecting steel I-beams to tubular cross section columns for seismic resistance involves extensive welding and additional plates,...
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Seismic Performance of Steel MRFs Designed to the Provisions of the Latest Draft Eurocode 8: Case Studies
Various improvements have been proposed to the seismic code Eurocode 8 in recent years. In its current state, the norm under revision has been...
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An optimal design method for magnetorheological fluid sealing structure for beam director using multi-objective optimizer
For beam directors, tight optical path sealing and low rotational friction torque are critical aspects for the tracking and positioning performance....
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Seismic performance of HWBBF considering different design methods and structural heights
Previous research has shown that using buckling-restrained braces (BRBs) at hinged wall (HW) base (HWBB) can effectively mitigate lateral deformation...
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Preliminary Investigation of the Influence of Soil-Structure Interaction on the Nonlinear Dynamic Response of Steel MRFs with Dissipative Connections
Within an ongoing German-funded research project, a series of beam-to-column joints with dissipative bolted connections was developed for...
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Smart MRF Structural Performance Evaluation Under Seismic Followed by Blast Loading Scenario
This study assessed the effectiveness of smart Steel Moment-Resisting Frame structures (MRFs) featuring Nickel-Titanium Shape-Memory Alloy (NiTi SMA)...
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Optimization-based seismic design of irregular self-centering moment resisting frames with ED bars or fluid viscous dampers
This paper presents an optimization approach for the preliminary seismic design of self-centering moment resisting frames (SC-MRFs). Two problems are...
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Seismic Performance of Steel Moment-Resisting Frames Utilizing Dissipative Embedded Column Base Connections
Experimental and numerical studies on steel wide-flange columns as part of steel moment-resisting frames (MRFs) revealed that their seismic...
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Influence the A/V ratio of recorded ground motions on the response of RC frames structures
In addition to the structure’s properties, the ground motion during an earthquake additionally influences how the building behaves and reacts. One of...
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Machine learning-based seismic response and performance assessment of reinforced concrete buildings
Complexity and unpredictability nature of earthquakes makes them unique external loads that there is no unique formula used for the prediction of...
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Magnetorheological Fluids
A Magnetorheological fluid (MRF) is a suspension of micron-sized ferromagnetic particles in a nonmagnetic carrier fluid, including some additives...
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Comparison of the Seismic Performance of Steel Moment-Resisting Frames and Moment-Resisting Knee Braced Frames
Ductile steel moment-resisting frame (MRF) structures offer an ideal solution to resist seismic loads in high seismic regions due to their reliable...
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A new magnetorheological quasi-zero stiffness vibration isolation system with large zero stiffness range and highly stable characteristics
Various quasi-zero stiffness (QZS) systems have been developed and applied in the vibration control domain in recent years. However, most QZS systems...
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Efficient and Performance-Based Design Method for Seismic Resistance of Steel MRF Structure with Nonlinear Viscous Dampers
Investigated is a simplified design procedure (SDP) for performance-based seismic design of low-rise new steel moment resisting frame (MRF) buildings...
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Approximate Methods to Estimate Residual Drift Demands in Steel Structures with Viscous Dampers Designed by the DDBD Approach
Nowadays, using performance-based design procedures are widely applied by structural engineers. The direct displacement-based design (DDBD) approach...
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Design, Analysis and Assessment of MRFs Equipped with FREEDAM Connections and Designed by TPMC: Comparison with Traditional Connections
Moment Resisting Frames were designed according to the Theory of Plastic Mechanism Control specialized for use in the Ductility Classes proposed in...
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Probabilistic Fragility Analysis of Smart Steel Moment-Resisting Frame Structure Subjected to Intentional Blast Loading
The fragility functions are obtained for steel Moment Resisting Frame structures (MRFs) equipped with Nickle Titanium Shape Memory Alloy (NiTi SMA),...
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Probabilistic Seismic Resilience Evaluation of Smart Steel Frame
This study investigates the resilience of smart steel moment-resisting frames (MRFs) equipped with nickel-titanium shape memory alloy connections...