Results 31 to 40 of about 22,729,785 (252)

Parameter identification method for multibody systems incorporating the adjoint method and feature extraction based on the proper orthogonal decomposition

open access: yesNihon Kikai Gakkai ronbunshu, 2023
Many mechanical systems such as vehicles, robots and space structures are comprised of a lot of interconnected components. The motion of the components is constrained because of mechanical joints or specified motion trajectories.
Ryoya NISHI   +2 more
doaj   +1 more source

On the cosimulation of multibody systems and hydraulic dynamics

open access: yesMultibody system dynamics, 2020
The simulation of mechanical devices using multibody system dynamics (MBS) algorithms frequently requires the consideration of their interaction with components of a different physical nature, such as electronics, hydraulics, or thermodynamics.
Jarkko Rahikainen   +4 more
semanticscholar   +1 more source

Comparison of Drivetrain Topologies for an Ankle Gait Cycle

open access: yesMachines, 2022
Powered prosthesis actuation is a field where energy efficiency and mass are important characteristics. The motion requirements of high torque at low speed and low torque at high speed are difficult to effectively combine in a single electric motor.
Yentl Joos   +3 more
doaj   +1 more source

Dynamic Modeling and Simulation of a Rotating Single Link Flexible Robotic Manipulator Subject to Quick Stops [PDF]

open access: yes, 2014
Single link robotic manipulators are extensively used in industry and research operations. The main design requirement of such manipulators is to minimize link dynamic deflection and its active end vibrations, and obtain high position accuracy during its
Dupac, Mihai, Noroozi, Siamak
core   +1 more source

The strain-based beam finite elements in multibody dynamics [PDF]

open access: yes, 2007
We present a strain-based finite-element formulation for the dynamic analysis of flexible elastic planar multibody systems, composed of planar beams. We consider finite displacements, rotations and strains.
Gams, Matija, Planinc, Igor, Saje, Miran
core   +1 more source

Analysis of the response of a reinforced concrete shear wall structure during earthquakes using the transfer matrix method of multibody systems

open access: yesAdvances in Mechanical Engineering, 2016
Although reinforced concrete shear wall structures are widely used in high-rise buildings, the methods used to analyze the seismic response of such a structure during an earthquake generally have low calculation efficiencies.
Jianguo Ding   +3 more
doaj   +1 more source

Dynamic Model of a Conjugate-Surface Flexure Hinge Considering Impacts between Cylinders

open access: yesMicromachines, 2022
A dynamic model of a Conjugate-Surface Flexure Hinge (CSFH) has been proposed as a component for MEMS/NEMS Technology-based devices with lumped compliance.
Alessandro Cammarata   +4 more
doaj   +1 more source

Analyzing and Optimizing Multibody Systems [PDF]

open access: yesMechanics of Structures and Machines, 1992
Optimization of holonomic as well as non-holonomic multibody systems is presented as a nonlinear programming problem that can be solved with general-purpose optimization codes. The adjoint variable approach is used for calculating design derivatives of a rather general integral type performance measure with respect to design parameters.
Bestle, Dieter, Eberhard, Peter
openaire   +3 more sources

Energy conserving time integration scheme for geometrically exact beam [PDF]

open access: yes, 2007
An energy conserving finite-element formulation for the dynamic analysis of geometrically non-linear beam-like structures undergoing large overall motions has been developed.
Gams, Matija, Planinc, Igor, Saje, Miran
core   +1 more source

Distributed parallel computing of the recursive eigenvalue search in the context of transfer matrix method for multibody systems

open access: yesAdvances in Mechanical Engineering, 2016
The modeling and solving a transcendental eigenvalue problem are important issues in the transfer matrix method for linear multibody systems. Based on the recursive eigenvalue search algorithm for transfer matrix method for linear multibody system, the ...
Junjie Gu   +4 more
doaj   +1 more source

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