Quasi-zero-stiffness vibration isolation: designs, improvements and applications

C Liu, W Zhang, K Yu, T Liu, Y Zheng - Engineering Structures, 2024 - Elsevier
Most of the engineering vibrations are harmful, due to many unfavorable consequences
caused by them, such as structural damage, poor working accuracy, etc., making it …

Recent advances in quasi-zero stiffness vibration isolation systems: an overview and future possibilities

Z Ma, R Zhou, Q Yang - Machines, 2022 - mdpi.com
In recent decades, quasi-zero stiffness (QZS) vibration isolation systems with nonlinear
characteristics have aroused widespread attention and strong research interest due to their …

A quasi-zero-stiffness device capable of vibration isolation and energy harvesting using piezoelectric buckled beams

C Liu, R Zhao, K Yu, HP Lee, B Liao - Energy, 2021 - Elsevier
A quasi-zero-stiffness (QZS) device is proposed for both vibration isolation and energy
harvesting based on a concept of converting part of the vibrational energy into electrical …

Enhanced vibration isolation performance of quasi-zero-stiffness isolator by introducing tunable nonlinear inerter

C Liu, K Yu, B Liao, R Hu - … in Nonlinear Science and Numerical Simulation, 2021 - Elsevier
The concept of quasi-zero-stiffness (QZS) vibration isolator was proposed inrecent decades
aiming at improving the low-frequency isolation performance in a passive manner. However …

Tetrahedron structure with nonlinear stiffness and inertia modulation for enhanced low frequency vibration isolation

G Yan, JJ Lu, WH Qi, TY Zhao, H Yan, LC Zhao… - Journal of Sound and …, 2023 - Elsevier
A novel magnetically modulated tetrahedron structure with nonlinear inertia (MMTS-NI) is
proposed and systematically investigated for broadband vibration isolation. The MMTS-NI …

[HTML][HTML] Ultra-low wide bandwidth vibrational energy harvesting using a statically balanced compliant mechanism

H Liang, G Hao, OZ Olszewski, V Pakrashi - International Journal of …, 2022 - Elsevier
Abstract Structure design of ultra-low wide bandwidth vibrational energy harvesters remains
an open issue. In this research, a statically balanced compliant mechanism (SBCM) is …

Effect of dam** nonlinearity on the dynamics and performance of a quasi-zero-stiffness vibration isolator

M Shahraeeni, V Sorokin, B Mace, S Ilanko - Journal of Sound and …, 2022 - Elsevier
Abstract Quasi-zero-stiffness (QZS) vibration isolators that take advantage of stiffness
nonlinearity are commonly studied with linear dam** elements. This paper concerns the …

A nonlinear vibration isolator with quasi-zero-stiffness inspired by Miura-origami tube

H Han, V Sorokin, L Tang, D Cao - Nonlinear Dynamics, 2021 - Springer
A nonlinear vibration isolator with quasi-zero-stiffness (QZS) is designed inspired by the bi-
stable Miura-origami tube. The isolator comprises a negative stiffness element with four rods …

The effect of various dam** on the isolation performance of quasi-zero-stiffness system

X Hu, C Zhou - Mechanical Systems and Signal Processing, 2022 - Elsevier
A quasi-zero-stiffness (QZS) vibration isolation system was designed to attenuate low-
frequency and ultra-low-frequency vibrations. Because nonlinearity exists in QZS systems …

In-plane quasi-zero-stiffness vibration isolator using magnetic interaction and cables: Theoretical and experimental study

C Liu, R Zhao, K Yu, B Liao - Applied Mathematical Modelling, 2021 - Elsevier
Abstract Quasi-zero-stiffness (QZS) vibration isolators can achieve much wider isolation
region than equivalent linear isolators. However, most of the existing QZS isolators are …