The model of ultra-heavy vibrating screen has been established by using finite element analysis software ANSYS, the stress distribution of the screen box has been revealed under static load ...
DetailsWe used finite element method (FEM) to analyze dynamic characteristic of large vibrating screen with hyperstatic net-beam structure. Multi natural frequency, natural modes of …
DetailsAccording to vibrator characteristics, the vibrating screen's working frequency should be selected in the flat change region, and be far away from modal frequencies. ... Liu J, Mao J Q, Wen B C, 2007. Finite element modeling and analysis of large complex-structure equipment based on imported joints. Transactions of the …
DetailsThis study analyzed the structural strength of the HZXZ200x300 large vibrating screen, employing finite element simulation to identify the maximum equivalent stress and primary stress distribution. The main frame model of the vibrating screen box was constructed by integrating the equivalent static load and submodule methods.
DetailsFinite element model of vibrating screen 4. Modal analysis Modal analysis is mainly to solve the natural characteristics of the system, including natural frequency and natural vibration mode. The ...
DetailsFinite element models of the screen were developed and the new screen proves to have much higher structural strength with an enhanced dynamic behavior. ... The vibrating screen of the type shown in Fig. 2 is composed of screening surfaces that are supported by the side-walls of the screen. The screen has four supports with springs …
DetailsIn this paper, the modal analysis and dynamic simulation of a large linear vibrating screen are carried out by using Abaqus, a large general finite element software, and an …
DetailsIn response to these problems, the vibrating screen structure has been improved, and the rationality of structural improvement has been proved by comparative analysis. The …
DetailsThe stretching of the vibrating screen surface is approximately 2.5%. Therefore, in this study, the Mooney–Rivlin model with two parameters was selected for finite element analysis of the vibrating screen surface. The two-parameter Mooney–Rivlin model is represented by Equation (7).
DetailsVibrating screen is the one of key equipments in coal preparation industry. ... A finite element model of the cantilever beam was finally assembled and tuned in order to numerically simulate the ...
DetailsLin et al. (2022) analyzed the dynamic characteristics of the vibrating screen using finite element and proposed a nonlinear coupled dynamic model. The scholar not only proved the accuracy of the model through experiments, but also studied the influence of structural parameters and damping parameters on the dynamics of the vibrating screen.
DetailsFurther analysis would include employing finite element method to determine stress levels in undamaged and damaged coil spring along with numerical estimation of fatigue life. View full-text Article
DetailsThe finite element model was finished in ANSYS, as shown in Fig 3. Fig. 3. Finite element model of vibrating screen PKOK k~ Å'~ =¯ ~Å'~¯ Å'ƺ Ư=~ ~ ºÆº= Natural characteristic is composed of natural frequency, natural vibration modes and other modal parameters.
DetailsDOI: 10.1080/15567036.2019.1604905 Corpus ID: 146054679; Research on impact characteristics of screening coals on vibrating screen based on discrete-finite element method @article{Wang2020ResearchOI, title={Research on impact characteristics of screening coals on vibrating screen based on discrete-finite element method}, …
DetailsResearch on impact characteristics of screening coals on vibrating screen based on discrete-finite element method. Zhenqian Wang School of Mechanical and Vehicle Engineering, Linyi University, ... which then affects the reliability of the vibrating screen. In this study, an orthogonal experiment was designed, and the …
DetailsFailure and sensitivity analysis of a reconfigurable vibrating screen using finite element analysis; Z.J. Yang et al. Dynamic topological optimization of griddle under multiple frequencies constraints. J. Jilin Univ. (2008) L. Peng et al. A more accurate dynamic model for dual-side excitation large vibrating screens.
DetailsTwo 2D three-degrees-of-freedom dynamic models for a vibrating screen are tested, using linear and nonlinear approaches for angular displacement, and it is concluded that the linear dynamic model used in Case 2 is adequate to evaluate the influence of the ore on the movement of the vibratingScreen.
DetailsIn this study, to focus on the problems of a negative pressure vibrating screen, a three-dimensional model of the exciter and the screen is established by using the modeling software, and a finite ...
DetailsKeywords: vibrating screen, dashpots, dynamic characteristic, numerical simulation, FEM modeling 1. Introduction The screening of solid particles by vibrating screens is an industrial practice commonly adopted in the mining sector. In mineral processing applications, screening is the basic process employed in a wide ... the finite element ...
DetailsFinite element model of vibrating screen . 4. Modal analysis . Modal analysis is mainly to solve the natural characteristics of the system, including natural . frequency and natural vibration mo de.
DetailsThis study analyzed the structural strength of the HZXZ200x300 large vibrating screen, employing finite element simulation to identify the maximum equivalent stress and …
DetailsIn order to study the stress distribution of dual-frequency vibrating screen and ensure the screen box has sufficient strength and longevity, a finite element model of dual-frequency vibrating ...
DetailsDiscrete element method (DEM) and finite element method (FEM) are both helpful ... loaded vibrating screen and used FEM to check the strength of the machine; finally, they
Details2 The Establishment of Finite Element Model The linear vibrating screen of this model is mainly composed of screen box, exciter, ... Fig. 1 Vibrating screen finite element mesh model. Structural Analysis and Optimization Design of Linear … 831 2.2 Simulation of Excitation Force
DetailsThis study analyzed the structural strength of the HZXZ200x300 large vibrating screen, employing finite element simulation to identify the maximum equivalent stress and primary stress distribution ...
Detailsvibrating screen is essential to insure that failure doesn't occur during production. In this paper a finite element analysis (FEA) on a reconfigurable vibrating screen (RVS) is carried out to de-
DetailsNumerical finite element models were generated to investigate the structural and dynamic behavior of a standard vibrating screen. These analyses allowed the modification of the …
DetailsIn this paper a finite element analysis (FEA) on a reconfigurable vibrating screen (RVS) is carried out to determine whether the structure will perform as desired under extreme working conditions at the different configurations of 305 mm × 610 mm, 305 mm × 1220 …
DetailsA finite element model of a type of large vibration screen was built with ANSYS software. Harmonic responses of the vibration screen were acquired under different alternate loads by simulation ...
DetailsHowever, with the development of large-scale and high-speed vibrating screen, ... The dynamic characteristics, screening mode and fatigue and life performance of disc spring vibration screen has been analyzed by finite element and discrete element method. The following conclusions can be drawn from the previous discussions:
DetailsAiming at the frequently fracture happening in the large-scale liner vibrating screen beams, the software of finite-element analysis, ANSYS is used to analyze the modal …
DetailsRequest PDF | On Nov 3, 2020, Hamid Khoshdast and others published Dynamic analysis of a dashpots equipped vibrating screen using finite element method | Find, read and cite all the research you ...
DetailsIn order to study the stress distribution of dual-frequency vibrating screen and ensure the screen box has sufficient strength and longevity, a finite element model of dual-frequency vibrating screen was built, and the stress, modes and fatigue life of the screen box were analyzed. The results indicate that, the stress concentration appears at the contacting …
DetailsDownload scientific diagram | Structure of vibrating screen. from publication: Research on impact characteristics of screening coals on vibrating screen based on discrete-finite element method ...
DetailsPE series jaw crusher is usually used as primary crusher in quarry production lines, mineral ore crushing plants and powder making plants.
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