Dynamic modeling and analysis of fluid-delivering cracked pipeline considering breathing effect

W Ji, W Sun, H Ma, J Li - International Journal of Mechanical Sciences, 2024 - Elsevier
Crack is the most common failure mode of the pipeline system, which may lead to high-
speed and high-pressure hydraulic oil leakage. In this paper, the dynamic modeling and …

Parametric model order reduction and vibration analysis of pipeline system based on adaptive dynamic substructure method

W Ji, W Sun, Y Zhang, D Wang, B Wang - Structures, 2023 - Elsevier
In the dynamics topology optimization process of the pipeline system, the parametric model
order reduction (PMOR) method is needed to improve the efficiency of model reconstruction …

Localized model order reduction and domain decomposition methods for coupled heterogeneous systems

N Discacciati, JS Hesthaven - International Journal for …, 2023 - Wiley Online Library
We propose a model order reduction technique to accurately approximate the behavior of
multi‐component systems without any a‐priori knowledge of the coupled model. In the …

Interface reduction in flexible multibody systems using the Floating Frame of Reference Formulation

A Cammarata, R Sinatra, PD Maddìo - Journal of Sound and Vibration, 2022 - Elsevier
The influence of interface reduction on the dynamics of flexible multibody systems has not
been well investigated and the conventional multipoint constraints still suffer when applied …

[HTML][HTML] Modular model reduction of interconnected systems: A robust performance analysis perspective

LAL Janssen, B Besselink, RHB Fey, N van de Wouw - Automatica, 2024 - Elsevier
Many complex engineering systems consist of multiple subsystems that are developed by
different teams of engineers. To analyse, simulate and control such complex systems …

Dynamic modeling and analysis of planetary gear train system considering structural flexibility and dynamic multi-teeth mesh process

T Jianjun, L Hao, T Hao, Z Caichao… - … and Machine Theory, 2023 - Elsevier
The structural flexibility of planetary gear trains (PGTs) is a significant factor that affects tooth
loads and system vibrations, especially in heavy-duty wind turbine gearboxes. Therefore, it …

An improved iterative model reduction technique to estimate the unknown responses using limited available responses

P Sengupta, S Chakraborty - Mechanical Systems and Signal Processing, 2023 - Elsevier
A major challenge in structural health monitoring (SHM) is the availability of responses at
limited degrees of freedom (DOFs). This requires the determination of the transformation …

[HTML][HTML] Parametric reduced-order modeling for component-oriented treatment and localized nonlinear feature inclusion

K Vlachas, A Garland, DD Quinn, E Chatzi - Nonlinear Dynamics, 2024 - Springer
We propose coupling a physics-based reduction framework with a suited response
decomposition technique to derive a component-oriented reduction (COR) approach, which …

Wave propagation in mass embedded and pre-stressed hexagonal lattices

D Karličić, M Cajić, T Chatterjee, S Adhikari - Composite Structures, 2021 - Elsevier
This paper investigates the elastic wave propagation, mode veering, and in-plane vibration
of pre-stressed hexagonal lattice embedded in an elastic medium and composed of axially …

A reduced-order model for geometrically nonlinear curved beam structures with substructuring techniques

TA Bui, J Park, JS Kim - International Journal of Non-Linear Mechanics, 2024 - Elsevier
Modularization of complex structures allows for faster, higher quality, and more cost-effective
design. However, sharing information about the geometry and materials of the modules …