Results 81 to 90 of about 11,139 (211)

Analysis on the dynamics of flexible drillstring under different drilling parameters

open access: yesFrontiers in Earth Science
During the operation of the drill string, it displays a degree of flexibility. Simultaneously, its dynamic properties, influenced by complex stress conditions, manifest nonlinearity and uncertainty.
Jifei Cao   +8 more
doaj   +1 more source

Element-specific modal formulations for large-displacement multibody dynamics [PDF]

open access: yes
Large dispacement assumed-mode modeling techniques are examined in the context of multibody elastodynamics. The range of both general and element-specific approaches are studied with the aid of examples involving beams, plates, and shells.
Ryan, R. R., Yoo, H. H.
core   +1 more source

Dynamics and control of the satellite power system [PDF]

open access: yes, 1980
An investigation of the dynamics and control problems specifically related to the Satellite Power System (SPS), to assess performance of selected control concepts, and to identify and initiate development of advanced control technology that would enhance
Juang, J. N., Rodriquez, G., Wang, S. J.
core   +1 more source

A decoupled recursive approach for constrained flexible multibody system dynamics [PDF]

open access: yes
A variational-vector calculus approach is employed to derive a recursive formulation for dynamic analysis of flexible multibody systems. Kinematic relationships for adjacent flexible bodies are derived in a companion paper, using a state vector notation ...
Bae, Dae-Sung   +3 more
core   +1 more source

Dynamics Analysis of Multibody Systems Based on Flexible Thermal Coupling Solid Elements

open access: yesActuators
In high-precision fields such as automotive and aerospace, solid elements are commonly used to verify the dynamic response of key components, which can comprehensively simulate three-dimensional stress, deformation, and temperature field changes. In this
Zuqing Yu, Yibin Shen
doaj   +1 more source

Component model reduction via the projection and assembly method [PDF]

open access: yes
The problem of acquiring a simple but sufficiently accurate model of a dynamic system is made more difficult when the dynamic system of interest is a multibody system comprised of several components.
Bernard, Douglas E.
core   +1 more source

薄煤层采煤机行星机构强度分析

open access: yesJixie chuandong, 2014
Based on rigid-flexible coupling multibody dynamics and fatigue cumulative damage theory,the rigid-flexible coupling virtual prototype model of shearer that taking the planetary mechanism as flexible member is established by multi-software co-simulation ...
赵丽娟, 孟洋, 田震, 马联伟
doaj  

Investigations on rigid–flexible coupling multibody dynamics of 5 MW wind turbine

open access: yesEnergy Science & Engineering
The flexible system of wind turbines refers to the components such as blades, towers, and rotor shafts that are subjected to external forces such as wind loads, inertial forces, and gravity during operation, resulting in deformation and vibration.
Zhanpu Xue   +7 more
doaj   +1 more source

Structural Dynamics of E-Bike Drive Units: A Flexible Multibody Approach Revealing Fundamental System-Level Interactions

open access: yesVehicles
The design-related behaviour of structural dynamics for electric-assisted bicycle (e-bike) drive units significantly influences the mechanical system—e.g., vibrations and durability, stresses and loads, or functionality and comfort.
Kevin Steinbach   +4 more
doaj   +1 more source

Linked-List-Based Multibody Dynamics (MBDyn) Engine [PDF]

open access: yes
This new release of MBDyn is a software engine that calculates the dynamics states of kinematic, rigid, or flexible multibody systems. An MBDyn multibody system may consist of multiple groups of articulated chains, trees, or closed-loop topologies ...
Brain, Thomas   +4 more
core   +1 more source

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