In 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 improved scheme …
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del and optimized the design parameters in order to minimize the pitching angle of the screen [3]. Wang et al. presented an optimization of the linear vibrating screen based on MATLAB …
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Therefore, structural dimension optimization of large circular vibrating screen 4YK1860 is studied in this paper based on multiple frequencies constraints and analytical sensitivity methods...
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The finite element model and optimal model of vibrating screen frame is built for its optimal design which has large reserve in rigidity,strength and stability.The rigidity,strength and stability of the vibrating screen frame is checked,with the dimension specification of design variables as the optimized value.The results have shown that the ...
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The augmented lagrangian method was used in the dynamic optimal design of large vibrating screen to confirm the best position of stiffeners on the side plate, gain the lower dynamic stress with the least number of stiffeners and improve the reliability of the vibrating …
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The main frame model of the vibrating screen box was constructed by integrating the equivalent static load and submodule methods. ... This process yielded an optimal conceptual model for reconstructing the actual model. ... effectively reduced the maximum equivalent stress to 76.487 MPa, a decrease of 46.8%. The vibrating screen mass also ...
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3. Determination of screen's optimal vibration fre-quency As a result of general analysis of a grain particle's motion on the vibrating screen those conditions were determined which must be met for the efficient screening; the downward movement on the plate with alternating motion. To this it is
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del and optimized the design parameters in order to minimize the pitching angle of the screen [3]. Wang et al. presented an optimization of the linear vibrating screen based on MATLAB Optimization Toolbox, which leads .
WhatsApp: +86 18221755073
The augmented lagrangian method was used in the dynamic optimal design of large vibrating screen to confirm the best position of stiffeners on the side plate, gain the lower dynamic stress with the least number of stiffeners and …
WhatsApp: +86 18221755073
We made an optimal design of the vibrating screen based on multiple frequencies constraints and took the mass of side plate as optimization object. An adaptive optimization criterion was...
WhatsApp: +86 18221755073
In order to improve the screening efficiency of the vibrating screen, this article takes the material particles as the research object, uses the orthogonal experiment method to …
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In this paper, the dewatering and screening process of vibrating-dewatering screen is studied by the combination of simulation test and physical experiment.
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9 18.98 Twist of screen frame along y axis ... the dynamic optimal design of large vibrating screen to confirm the best position of stiffeners on the side plate, gain
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In order to improve the screening efficiency of the vibrating screen, this article takes the material particles as the research object, uses the orthogonal experiment method to design multiple sets of tests, and uses the discrete element method (DEM) to determine the amplitude, frequency and inclination of the vibrating screen.
WhatsApp: +86 18221755073
In summary, this study employed structural analysis, topology optimization, and local reinforcement to mitigate stress levels, enhance the fatigue life of a vibrating screen, and …
WhatsApp: +86 18221755073
Therefore, structural dimension optimization of large circular vibrating screen 4YK1860 is studied in this paper based on multiple frequencies constraints and analytical sensitivity methods...
WhatsApp: +86 18221755073
The screening performance and mechanical reliability of a vibrating screen depends on the kinetic properties according to the law of coal-screening principle, the optimal screening …
WhatsApp: +86 18221755073
Optimal oscillation parameters of vibrating screens are determined using analytical methods by investigating movement of a single spherical grain particle in the vibrating sieve's non-inertial reference frame. Dimensionless parameters determining the efficiency of screening process are defined. Effect of interactions between multiple numbers of particles moving on the screen is …
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Using ANSYS, static analysis and dynamic analysis were made for a certain large-scale linear vibrating screen structure, weak links were found out in structural design. The improved schemes were proposed for vibrating screen structure. The static and dynamics analysis's results of each schemes were compared, the optimal improved scheme was obtained. It is shown that, in the …
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The analysis of the optimal vibrating screen presents that the mass of vibrating screen decreases by 3.5%, elastic deformation frequency which is close to the working frequency increases by 8.8% ...
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Baragetti and Villa proposed a study of the dynamics of a heavy loaded vibrating screen based on a 3-DOF dynamic model and optimized the design parameters in order to minimize the pitching angle of the screen .
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Baragetti and Villa proposed a study of the dynamics of a heavy loaded vibrating screen based on a 3-DOF dynamic model and optimized the design parameters in order to minimize the …
WhatsApp: +86 18221755073
In reality, a large vibrating screen, which has a screen surface width of no less than 3.6 m and a screening area of no less than 20.0m 2, usually oscillates with extremely complex dynamic characteristics of the screen body [10,11].As shown in Fig. 2 (b), generally, except for the dominated strong alternating load yielded by two box-type exciters, a large vibrating screen …
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The VFFS system, as shown in Fig. 1 (a), is composed of a main screen frame, a floating screen frame, the rubber shear springs, that connects the floating screen frame to the main screen frame, the supporting springs, the supporting frames, and elastic sieve mats. The elastic sieve mat is made of polyurethane material, which is mounted on the beams of the …
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In 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 improved scheme is proposed for the existing structure according to the analysis results. The improved equipment has better working performance.
WhatsApp: +86 18221755073
To allow the smooth and energy efficient functioning of the screen, frequency optimization is inevitable. In this paper, the optimal vibrational parameters were determined partly by using analytical methods. The analytical model deals only with the movement of one spherical grain in a non-inertial reference frame.
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In summary, this study employed structural analysis, topology optimization, and local reinforcement to mitigate stress levels, enhance the fatigue life of a vibrating screen, and reduce its weight. This study offers an effective solution to the dynamic optimization challenges of complex structures.
WhatsApp: +86 18221755073
The finite element model and optimal model of vibrating screen frame is built for its optimal design which has large reserve in rigidity,strength and stability.The rigidity,strength and stability of the …
WhatsApp: +86 18221755073
We made an optimal design of the vibrating screen based on multiple frequencies constraints and took the mass of side plate as optimization object. An adaptive optimization criterion was...
WhatsApp: +86 18221755073
The screening performance and mechanical reliability of a vibrating screen depends on the kinetic properties according to the law of coal-screening principle, the optimal screening operational parameters and the dynamic design of large vibrating screen structures.
WhatsApp: +86 18221755073