A Novel Approach for Flexible Body Dynamics Computation via Synthesizing Incremental Motions in Reconfigured Inertial Frames

Fuente: arXiv
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Main Author: Liu, Xiaobo
Format: Preprint
Published: 2025
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author Liu, Xiaobo
author_facet Liu, Xiaobo
contents A novel approach is presented for computing flexible body dynamics based on conventional structural dynamics models. This approach innovatively captures the rigid body motion component embedded within a flexible body's movement, generates and synthesizes single-step responses in a sequence of reconfigured inertial frames that follow the rigid body motion. By doing so, it effectively bypasses the complexities associated with modeling flexibilities and formulating highly nonlinear coupled motion equations. In addition to improving predictive accuracy, this approach offers valuable insights into the interaction between rigid body motion and structural vibration. By bridging these two aspects, it advances the understanding of flexible body dynamics and delivers a precise, efficient simulation framework for a wide range of engineering applications.
format Preprint
id arxiv_https___arxiv_org_abs_2510_23858
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle A Novel Approach for Flexible Body Dynamics Computation via Synthesizing Incremental Motions in Reconfigured Inertial Frames
Liu, Xiaobo
Numerical Analysis
A novel approach is presented for computing flexible body dynamics based on conventional structural dynamics models. This approach innovatively captures the rigid body motion component embedded within a flexible body's movement, generates and synthesizes single-step responses in a sequence of reconfigured inertial frames that follow the rigid body motion. By doing so, it effectively bypasses the complexities associated with modeling flexibilities and formulating highly nonlinear coupled motion equations. In addition to improving predictive accuracy, this approach offers valuable insights into the interaction between rigid body motion and structural vibration. By bridging these two aspects, it advances the understanding of flexible body dynamics and delivers a precise, efficient simulation framework for a wide range of engineering applications.
title A Novel Approach for Flexible Body Dynamics Computation via Synthesizing Incremental Motions in Reconfigured Inertial Frames
topic Numerical Analysis
url https://arxiv.org/abs/2510.23858