[HTML][HTML] Friction damping for turbomachinery: A comprehensive review of modelling, design strategies, and testing capabilities
This paper presents a comprehensive review of recent advancements in modelling
approaches, design strategies, and testing techniques applied to friction damping in …
approaches, design strategies, and testing techniques applied to friction damping in …
Nonlinear stochastic dynamics of detuned bladed-disks with uncertain mistuning and detuning optimization using a probabilistic machine learning tool
E Capiez-Lernout, C Soize - International Journal of Non-Linear Mechanics, 2022 - Elsevier
The paper deals with the nonlinear stochastic dynamics concerning the detuning
optimization in presence of random mistuning of bladed-disks with geometrical …
optimization in presence of random mistuning of bladed-disks with geometrical …
Nonlinear dynamic analysis of three-dimensional bladed-disks with frictional contact interfaces based on cyclic reduction strategies
In bladed disks, friction nonlinearities occurring within the contact between the blades and
disk or between the blades and underplatform dampers are used to decrease the vibratory …
disk or between the blades and underplatform dampers are used to decrease the vibratory …
A coupled approach to model wear effect on shrouded bladed disk dynamics
This paper deals with modelling the effect of wear on the dynamics of the shrouded bladed
disk with frictional contacts at the shrouds and the contact interface evolution. Prediction of …
disk with frictional contacts at the shrouds and the contact interface evolution. Prediction of …
A novel model reduction technique for mistuned blisks based on proper orthogonal decomposition in frequency domain
D Wei, H Li, Y Chen, X Zhao, J Dong, Z Fan - Aerospace Science and …, 2022 - Elsevier
Aiming at the problem of dynamic model reduction of mistuned blisks, this study proposes a
model reduction method based on the proper orthogonal decomposition (POD) in the …
model reduction method based on the proper orthogonal decomposition (POD) in the …
Relative cyclic component mode synthesis: A reduced order modeling approach for mistuned bladed disks with friction interfaces
A new reduced order modeling technique for nonlinear dynamics of mistuned bladed disks
with friction interfaces is presented. Although various models have been developed to …
with friction interfaces is presented. Although various models have been developed to …
A higher-order parametric nonlinear reduced-order model for imperfect structures using Neumann expansion
We present an enhanced version of the parametric nonlinear reduced-order model for
shape imperfections in structural dynamics we studied in a previous work. In this model, the …
shape imperfections in structural dynamics we studied in a previous work. In this model, the …
Nonlinear cyclic reduction for the analysis of mistuned cyclic systems
Predicting the vibratory response of bladed-disks in turbomachinery is of the utmost
importance to design a reliable and optimized engine. Yet, such simulations are challenging …
importance to design a reliable and optimized engine. Yet, such simulations are challenging …
Experimental and Computational Study of a Rotating Bladed Disk with Under-Platform Dampers
There has been an extensive amount of work developing reduced-order models (ROMs) for
bladed disks using single-sector models and a cyclic analysis. Several ROMs currently exist …
bladed disks using single-sector models and a cyclic analysis. Several ROMs currently exist …
Numerical investigation of a mistuned industrial bladed disk dynamics with structural contacts using time and frequency methods
F Nyssen, Y Colaïtis, A Batailly - Journal of Sound and Vibration, 2022 - Elsevier
This work focuses on the numerical investigation of mistuned bladed disk dynamics
undergoing blade-tip/casing contact events. The effect of mistuning on the bladed disk …
undergoing blade-tip/casing contact events. The effect of mistuning on the bladed disk …