Dynamic analysis of a quasi-zero stiffness vibration isolator with nonlinear springs

Key Points

• The aim is to analyze how nonlinear springs impact the performance of a quasi-zero stiffness vibration isolator.
• Dynamic modeling of a quasi-zero stiffness isolator using nonlinear spring characteristics.
• Mathematical analysis to observe the isolator's reaction to vibrational forces.
• Simulation of various vibration conditions to assess performance.
• The inclusion of nonlinear springs significantly improves vibration isolation efficiency.
• Quantitative data demonstrate enhanced damping under specific frequency ranges.