Results 81 to 90 of about 1,824,635 (244)

SIMULATION STUDIES ON STRUCTURE VIBRATION OF GEARBOX-BASE COUPLING SYSTEM BASED ON THE SUBSTRUCTURE METHOD

open access: yesJixie qiangdu, 2019
In order to raise the efficiency of the structure vibration simulation of gearbox-base coupling system,the equivalent mass and stiffness of the base on each connection point was extracted using substructure method,and the base was equivalent to some mass
WEI YanMing   +3 more
doaj  

Numerical thermo-elasto-plastic analysis of residual stresses on different scales during cooling of hot forming parts [PDF]

open access: yes, 2019
In current research, more and more attention is paid to the understanding of residual stress states as well as the application of targeted residual stresses to extend e.g. life time or stiffness of a part.
Brands, D.   +3 more
core  

Dynamic characterization, monitoring and control of rotating flexible beam-mass structures via piezo-embedded techniques [PDF]

open access: yes
A variational principle and a finite element discretization technique were used to derive the dynamic equations for a high speed rotating flexible beam-mass system embedded with piezo-electric materials.
Lai, Steven H.-Y.
core   +1 more source

Numerical simulation and experimental validation of texture in extruded wires of a bcc metal [PDF]

open access: yes, 2013
We present a comparison between a viscoplastic crystal plasticity finite element simulation of the extrusion process applied to a bcc polycrystal and the experimental evaluation of the preferred orientation (texture) in a tungsten wire by monochromatic ...
Bainpas, Nikolaos   +3 more
core  

Finite difference method–based calculation of gravity deformation curve for the large-span beam of heavy-duty vertical lathe

open access: yesAdvances in Mechanical Engineering, 2016
To solve the problem that gravity deformation curve of large-span cast-iron beam analyzed by finite element method simulation is inaccurate due to material imperfection, a discretization calculation considering the inhomogeneity of the material based on ...
Zhenyu Han   +5 more
doaj   +1 more source

A general algorithm using finite element method for aerodynamic configurations at low speeds [PDF]

open access: yes
A finite element algorithm for numerical simulation of two-dimensional, incompressible, viscous flows was developed. The Navier-Stokes equations are suitably modelled to facilitate direct solution for the essential flow parameters.
Balasubramanian, R.
core   +1 more source

Atomistic and Continuum Simulations on Tensile Property of a Single Crystal Metal with Nano-holes [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2007
In this paper, we use Molecular Dynamics and Finite Element Simulations to determine the mechanical properties of single-crystal metal of silver (Ag) with nano-holes. The Lattice Transition method from 3-dimensions into 2-dimentions in molecular dynamics
Mehdi Rezaei Farimani   +1 more
doaj  

Controlled multibody dynamics simulation for large space structures [PDF]

open access: yes
Multibody dynamics discipline, and dynamic simulation in control structure interaction (CSI) design are discussed. The use, capabilities, and architecture of the Large Angle Transient Dynamics (LATDYN) code as a simulation tool are explained.
Chang, C. W., Housner, J. M., Wu, S. C.
core   +1 more source

Large-Scale Numerical Simulation and Application of Hydraulic Fracturing in Soil

open access: yesShanghai Jiaotong Daxue xuebao
In the field of geotechnical engineering, it is of great significance to analyze the law and mechanism of soil hydraulic fracturing, which can provide a basis for the study of the diffusion and distribution of splitting grouting veins and guide practical
WANG Feng, CHEN Tielin, FAN Rong, LI Yuepeng
doaj   +1 more source

Structural Modeling and Analysis on Dynamic Characteristics

open access: yesLeida xuebao, 2012
Finite element modeling and structural dynamic characteristics of antenna pedestal in airborne SAR were studied in this paper. The Finite element model of antenna pedestal in airborne SAR was set up on the basis of structural dynamic theory, then, the ...
He Li-ping, Li Jun-xing, Liu Ming
doaj  

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