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Sustainable Earthquake Resilience with the Versatile Shape Memory Alloy (SMA)-Based Superelasticity-Assisted Slider
Peyman Narjabadifam1,2, Mohammad Noori3, Ertugrul Taciroglu4
1Department of Civil Engineering, Faculty of Engineering, University of Bonab, Bonab 5551395133, Iran.
Sustainable earthquake resilience (SER) is enhanced by a novel Shape Memory Alloy (SMA)-based superelasticity-assisted slider (SSS). This advanced isolation system (IS) offers superior seismic protection for structures, outperforming traditional methods.
Area of Science:
- Structural Engineering
- Materials Science
- Earthquake Engineering
Background:
- Earthquakes pose significant global threats, causing socioeconomic losses and necessitating sustainable earthquake resilience (SER).
- Traditional seismic protection methods require enhancement to meet modern resilience demands.
- Shape Memory Alloys (SMAs) offer advanced material properties suitable for seismic applications.
Purpose of the Study:
- To explore the realization of SER through an innovative SMA-based superelasticity-assisted slider (SSS).
- To investigate the versatility and advantageous features of the SSS as a next-generation seismic isolation system (IS).
- To evaluate the performance of SSS for seismic protection in critical facilities like hospitals.
Main Methods:
- Conceptual exploration of SSS versatility, configurations, and implementation styles.
- Experimental investigation using shaking table tests at the University of Bonab.
- Comparative analysis of SSS performance against existing isolation systems.
Main Results:
- The SMA-based superelasticity-assisted slider (SSS) demonstrates significant potential for achieving sustainable earthquake resilience.
- Shaking table experiments confirmed the effectiveness of SSS in seismic protection, particularly for hospital structures.
- SSS outperformed conventional isolation systems, highlighting the benefits of novel SMA utilization.
Conclusions:
- The SSS represents a pioneering advancement in seismic isolation technology, leveraging SMAs for enhanced structural safety.
- The developed system effectively addresses the need for sustainable earthquake resilience in the built environment.
- Future applications of SSS are promising for improving the seismic performance of various structures worldwide.
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