A novel load-dependent sensor placement method for model updating based on time-dependent reliability optimization considering multi-source uncertainties

C Yang, H Ouyang - Mechanical Systems and Signal Processing, 2022 - Elsevier
An effective sensor network with an appropriate sensor configuration is the first step of
model updating to obtain the actual structural response. However, sensor placements based …

An interval perturbation method for singular value decomposition (SVD) with unknown-but-bounded (UBB) parameters

C Yang, Q Shi - Journal of Computational and Applied Mathematics, 2024 - Elsevier
The singular value decomposition (SVD) is a crucial method with successful practical
applications. However, the quantification of uncertainties in SVD perturbation is challenging …

Non-random vibration analysis of rotate vector reducer

D Zhang, X Li, M Yang, F Wang, X Han - Journal of Sound and Vibration, 2023 - Elsevier
Vibration has been and still is a persistent problem to negate the transmission accuracy and
service life of rotate vector (RV) reducer, and vibration analysis remains a challenge in …

Optimal sensor placement for uncertain inverse problem of structural parameter estimation

J Liu, H Ouyang, X Han, G Liu - Mechanical Systems and Signal …, 2021 - Elsevier
This paper presents an optimal sensor placement approach for the uncertain inverse
problem of structural parameter estimation, aiming to mitigate the ill-posedness problem that …

Gear tribodynamic modeling and analysis considering tooth profile modification

Y Jiang, Z Chen, S Tong, S Li, Z Tong - Tribology International, 2023 - Elsevier
A novel two-part gear tribodynamic model considering tooth profile modification (TPM) is
established. One part is a coupling model of gear dynamics and elastohydrodynamic …

Tribodynamic analysis of spur gear drives with uncertain time-variant loads: An interval process approach

Y Jiang, S Tong, Z Tong, S Li, W Cheng - Mechanism and Machine Theory, 2024 - Elsevier
Gear drives are inherently subjected to time-variant loads, which always create an
uncertainty and may degrade the vibration performance and system reliability. However, due …

Uncertainty and correlation propagation analysis of powertrain mounting systems based on multi-ellipsoid convex model

H Lü, K Yang, X Huang, WB Shangguan… - Mechanical Systems and …, 2022 - Elsevier
In engineering practice, uncertainty and correlation may coexist in both input parameters
and output responses of the powertrain mounting system (PMS) of a vehicle. A methodology …

Efficient non-probabilistic parallel model updating based on analytical correlation propagation formula and derivative-aware deep neural network metamodel

J Mo, WJ Yan, KV Yuen, M Beer - Computer Methods in Applied Mechanics …, 2025 - Elsevier
Non-probabilistic convex models are powerful tools for structural model updating with
uncertain‑but-bounded parameters. However, existing non-probabilistic model updating …

A novel dynamic model updating method for composite laminate structures considering non-probabilistic uncertainties and correlations

H Ouyang, J Liu, Z Li, X Han - Composite Structures, 2022 - Elsevier
This paper presents a novel dynamic model updating procedure to efficiently update the
intervals and non-probabilistic correlation coefficients matrix (NPCCM) of modal parameters …

Damage identification method based on interval regularization theory

S Qian, Q Shi, C Yang, Z Luo, L Duan, F Zhao - Computer Methods in …, 2024 - Elsevier
In the field of damage identification, traditional regularization methods neglect the impact of
uncertainty factors on the selection of regularization parameters, leading to a decrease in …