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 …

A combined vibration isolation system with quasi-zero stiffness and dynamic vibration absorber

ZY Xing, XD Yang - International Journal of Mechanical Sciences, 2023 - Elsevier
The vibration control performance of a combined vibration isolation (CVI) system consists of
a quasi-zero stiffness (QZS) system and a linear dynamic vibration absorber (DVA) is …

The X-shaped structure with nonlinear positive stiffness compensation for low-frequency vibration isolation

C Yu, Q Jiang, Q Fu, K Yu, J Zhang, N Zhang - International Journal of …, 2023 - Elsevier
X-shaped structure with quasi-zero stiffness (QZS) properties are suitable for low-frequency
vibration isolation because of its simple structure. The effective working range of classic X …

Bio-inspired quasi-zero stiffness vibration isolator with quasilinear negative stiffness in full stroke

H Pu, J Liu, M Wang, J Ding, Y Sun, Y Peng… - Journal of Sound and …, 2024 - Elsevier
Simpler structure, better adaptability to variable loads, and wider linear stable region have
always been pursued by nonlinear quasi zero stiffness (QZS) isolator. Inspired by the …

Integrated vibration isolation and actuation via dual nonlinear stiffness regulation

JJ Lu, G Yan, WH Qi, H Yan, FR Liu, TY Zhao… - International Journal of …, 2024 - Elsevier
Integrating vibration isolation and actuation is superior, enabling enhanced vibration
isolation performance while attaining controllable load position and attitude. Herein, a novel …

Local gravity control method for solving load-mismatch issue in isolators

WH Qi, G Yan, JJ Lu, FR Liu, TY Zhao, H Yan… - International Journal of …, 2024 - Elsevier
Quasi-zero stiffness (QZS) shows significant advantages in low frequency vibration isolation.
However, the isolation performance is heavily dependent on the rated load and prone to …

Compliant curved beam support with flexible stiffness modulation for near-zero frequency vibration isolation

JJ Lu, WH Qi, FR Liu, YB Cao, TY Zhao, LQ Cai… - Journal of Sound and …, 2025 - Elsevier
Passive isolation of low-frequency vibrations poses a significant challenge due to the
requirement of possessing a low stiffness. Herein, a compliant curved beam support (CCBS) …

Full-band vibration isolation of multi-step quasi-zero stiffness systems

Y Li, Z Wu, Y Peng, S Yao, J Zhou - International Journal of Mechanical …, 2024 - Elsevier
The application of traditional passive quasi-zero stiffness vibration isolation system is limited
to the narrow working region and effective vibration isolation with rated payload only. This …

A low-frequency vibration isolator with cross-ring structure

W Han, M Niu, J Cui, Z Lu, L Chen - International Journal of …, 2024 - World Scientific
Low-frequency vibration isolation is essential for ultra-precision manufacturing and
measurement equipment. Low stiffness is beneficial for low-frequency isolation, while …

Theoretical and experimental analysis of symmetric and asymmetric magnet-based bistable vibration isolators

J Liu, M Wang, H Pu, S Zhou, Z Li, Y Sun, J Ding… - … Systems and Signal …, 2025 - Elsevier
The bistable vibration isolator (BVI) has attracted the interest in the field of nonlinear
vibration isolation. The tunable symmetric and asymmetric BVIs can be generated through …