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Separate Time Integration Based on the Hilber, Hughes, Taylor Scheme for Flexible Bodies With a Large Number of Modes
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In the current development of flexible multibody dynamics, the efficient and accurate consideration of distributed and nonlinear forces is an active area of research. Examples are, forces due to body-body contact or due ...
Efficient Virtual Tribomechadynamics by Means of Joint Modes for Detailed Investigation of Complex Local Stick and Slip Behavior Inside a Joint
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In the last years, the numerical and experimental research effort on joint nonlinearities and tribomechadynamics has increased. Thereby, local sticking and slipping effects as well as the influence of friction caused damping ...
Reduced-Order Modeling of Preloaded Bolted Structures in Multibody Systems by the Use of Trial Vector Derivatives
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In order to achieve a correct representation of jointed structures within multibody dynamic simulations, an accurate computation of the nonlinear contact and friction forces between the contact surfaces is required. In ...
On the Projection of a Flexible Bodies Modal Coordinates Onto Another Finite Element Model With Local Modifications
Publisher: American Society of Mechanical Engineers (ASME)
Abstract: The time integration of a complex multibody system is a time consuming part of the entire evaluation process of a flexible component. A multibody simulation of a flexible crankshaft, for instance, interacting with pistons, ...
Semihyper-Reduction for Finite Element Structures With Nonlinear Surface Loads on the Basis of Stress Modes
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Model reduction via projection is a common method to accelerate time integration of finite element (FE) structures by reducing the number of degrees-of-freedom (DOFs). However, nonlinear state-dependent surface loads are ...
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