Purpose <p>In automotive and aerospace structures, smart composite materials for adaptive control and active vibration dampening improve performance and safety. The difficulty is in creating intelligent composite materials that effectively combine adaptive control and active vibration damping to improve the comfort, performance, and structural integrity of automotive and aerospace applications.</p> Methods <p>The objective is to design and analyze smart composite materials for effective active vibration dampening and adaptive control to maximize their mechanical vibration response, performance, and stability for structural applications in the automotive and aerospace industries. Shape-memory, magnetostrictive, and piezoelectric alloys can be included in composite materials to enable real-time vibration suppression and adaptive response to dynamic loading conditions. By combining sensors and actuators, these materials can adapt to changing environmental factors and stress levels on their own, enhancing the longevity and performance of the structure. Finite Element Analysis (FEA), Shape-Memory alloy modelling, adaptive control systems, modal analysis, multiphysics, macro-mechanics, the creation of control schemes for improved damping efficiency, and piezoelectric modelling are some of the modelling tools for smart composites.</p> Results <p>The findings show that Carbon fibre excels in stiffness 90% and tensile strength 85%, while glass fibre balances flexibility and strength stiffness 60%, and tensile strength 50%. Piezoelectric materials excel in damping at 60%, shape-memory alloys perform moderately in stiffness at 50%, and tensile strength at 60%. Future scope includes enhancing material performance, improving adaptive control systems, and integrating advanced smart composites for efficient vibration damping in aerospace and automotive applications.</p>

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Design and Analysis of Smart Composite Materials for Active Vibration Damping and Adaptive Control in Aerospace and Automotive Structures

  • Vivekanand Kumar

摘要

Purpose

In automotive and aerospace structures, smart composite materials for adaptive control and active vibration dampening improve performance and safety. The difficulty is in creating intelligent composite materials that effectively combine adaptive control and active vibration damping to improve the comfort, performance, and structural integrity of automotive and aerospace applications.

Methods

The objective is to design and analyze smart composite materials for effective active vibration dampening and adaptive control to maximize their mechanical vibration response, performance, and stability for structural applications in the automotive and aerospace industries. Shape-memory, magnetostrictive, and piezoelectric alloys can be included in composite materials to enable real-time vibration suppression and adaptive response to dynamic loading conditions. By combining sensors and actuators, these materials can adapt to changing environmental factors and stress levels on their own, enhancing the longevity and performance of the structure. Finite Element Analysis (FEA), Shape-Memory alloy modelling, adaptive control systems, modal analysis, multiphysics, macro-mechanics, the creation of control schemes for improved damping efficiency, and piezoelectric modelling are some of the modelling tools for smart composites.

Results

The findings show that Carbon fibre excels in stiffness 90% and tensile strength 85%, while glass fibre balances flexibility and strength stiffness 60%, and tensile strength 50%. Piezoelectric materials excel in damping at 60%, shape-memory alloys perform moderately in stiffness at 50%, and tensile strength at 60%. Future scope includes enhancing material performance, improving adaptive control systems, and integrating advanced smart composites for efficient vibration damping in aerospace and automotive applications.