The Structure model of three-dimensional excitation circular vibrating screen was established. Then a dynamics analysis based on Lagrange equation was used to analysis this model. MATLAB modeling was utilized to solve centroid differential equations of motion. Centroid movement and other dynamics numerical image of the vibration screen can be ...
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— The flip-flow vibrating screen (FFVS) represents an innovative form of vibrating screen equipment characterized by a controllable motion trajectory driven by a …
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— The 6 th International Conference on Mining Science & Technology Dynamic analysis of a chaotic vibrating screen Song Yan*, Jiang Xiao-hong, Song Juan, Zhang Jian-xun China University of Mining & Technology, Xuzhou 221116, China Abstract A new type of multi-degree-of-freedom and highly efficient vibrating screen based on multi-degree of …
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vibrating screen with both high efficiency and simple structure, four-axis forced synchronizing banana vibrating screen of variable linear trajectory has been put forward and its dynamic problems has been analyzed in this work. 2 Dynamic characteristic analysis As shown in Fig. 1, this vibrating screen has two
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DOI: 10.1016/J.CSEFA.2017.04.001 Corpus ID: 116442590; Failure and sensitivity analysis of a reconfigurable vibrating screen using finite element analysis @article{Ramatsetse2017FailureAS, title={Failure and sensitivity analysis of a reconfigurable vibrating screen using finite element analysis}, author={Boitumelo …
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This paper introduces the structural characteristics and screening principle of rotary vibrating screen, and establishes nonlinear equations of rotary vibrating screen in view of the material effects.
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— The vibrating screen with statically indeterminate mesh beam structure (VSSIMBS) is a novel type of large vibrating screen, which is widely used in coal preparation plants due to its high strength ...
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Vibrating flip-flow screens (VFFSs) provide an effective solution for deeply screening moist and fine-grained minerals, and an accurate dynamic model of VFFSs is critical for its dynamic analysis and optimization, thereby improving the vibration stability and symmetry of VFFSs. In this paper, uniaxial tension, uniaxial compression, plane tension, and shear …
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— Experimental results show that the screen surface acceleration response exhibits multiple frequency components and aperiodic behavior, aligning with the …
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— The finite element analysis of vibrating screen. Adv. Mater. Res. 2012;141:134â€"8. [31] Yin Z, Zhang L, Chen B. Kinematic dynamic analysis of large coal vibrating screen. ... of the Southern African Institute of Mining and Metallurgy, 111, 773-779. [25] Wang, J. & Zheng, X. 2014. Kinematics, dynamics analysis and structure …
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— Lin et al. (2022) analyzed the dynamic characteristics of the vibrating screen using finite element and proposed a nonlinear coupled dynamic model. The scholar not …
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Vibration Analysis (VA) is a key technique used for maintenance and fault detec tion of vibrating machinery. The purpose of maintenance is to analyze how well the machinery …
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DOI: 10.1016/j.powtec.2023.118312 Corpus ID: 256593205; A non-linear model of screen panel for dynamics analysis of a flip-flow vibrating screen @article{Lin2023ANM, title={A non-linear model of screen panel for dynamics analysis of a flip-flow vibrating screen}, author={Dongdong Lin and Jinchen Ji and Chi-Kuo Yu and Xinwen Wang and Ningning …
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— Vibrating flip-flow screens are widely employed in the deep screening processes of coal washing, solid waste treatment, metallurgy, and other fields, playing a crucial role in enhancing product quality and production efficiency. The screen surface and material movement of vibrating flip-flow screens are highly complex, and there is …
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— A dynamics model of vibration screen for asphalt mixing equipment is established in order to investigate the working performance of the system, which combines the lumped parameter method and...
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— Based on the basal principle of power balance a dynamic model of vibrating screen load-bearing beam was proposed using a Ritz-series method. The effects of additional forces caused by appendages ...
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This paper introduces the structural characteristics and screening principle of rotary vibrating screen, and establishes nonlinear equations of rotary vibrating screen in view of the material effects. An approximate solution, material combination coefficient, and material drag coefficient for the nonlinear equations are solved by equivalent linearization method …
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— The dynamic analysis model of the vibrating screen of the three-excited motor is established, and the dynamic characteristics of the whole system and key structures are studied by multi-body dynamics and finite element method. The dynamic stress response characteristics of the rigid flexible coupling system of screen box are …
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— Akbari et al. [15] investigated the performance optimization of a new type of relaxation screen for dry fine particle separation. An X W et al. simulated the dynamics of the banana screen by ...
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— A dynamics model of vibration screen for asphalt mixing equipment is established in order to investigate the working performance of the system, which …
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— A dynamics model of vibration screen for asphalt mixing equipment is established in order to investigate the working performance of the system, which combines the lumped parameter method and ...
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— Accurate analysis and judgment of the sieve panel's motion state are essential prerequisites for establishing a rational sieve panel model. As depicted in the partially enlarged view of the screen surface in the upper left corner of Fig. 1 (a), the sieve panel of FFVS in factories often exhibits some relaxation. Consequently, the shape of …
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— A new concept of banana vibrating screen which has the same effect as traditional banana vibrating screen in a new way was put forward. The dynamic model of vibrating screen was established and its working principle was analyzed when the action line of the exciting force did not act through the centroid of screen box. Moreover, the …
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Abstract: A dynamics model of vibration screen for asphalt mixing equipment is established in order to investigate the working performance of the system, which combines the …
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— To study the impact of screen structure on screening efficiency, a three-dimensional model of the negative pressure vibrating screen is established, as shown in Fig. 1. Fig. 1 a illustrates the physical appearance of the composite screen used in the negative pressure vibrating screen, while Fig. 1 b presents the simplified EDEM …
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— The basic requirements of perfect separation performance of vibrating fluidized bed are excellent dynamic characteristics.And the basic dynamic characteristics analysis method is dynamic response ...
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DOI: 10.1016/S1674-5264(09)60095-8 Corpus ID: 122280276; Dynamics and screening characteristics of a vibrating screen with variable elliptical trace @article{He2009DynamicsAS, title={Dynamics and screening characteristics of a vibrating screen with variable elliptical trace}, author={Xiaoping He and Chusheng Liu}, …
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— A four-degree-of-freedom chaotic vibrating screen with a chaotic vibration exciter as the main power source and a 3-DOF (three translational movements) parallel kinetic chain as the kinematic constraint mechanism of the outer screen frame is designed. In order to address the problems of low screening efficiency, easy blocking of screen …
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— However, in the screens designed in such a way, a significant amount of energy supplied to generate the vibrating motion of the screen boxes is used to overcome inertia forces of accelerated ...
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Modal analysis is based upon the fact that the vibration response of a linear time-invariant dynamic system can be expressed as the linear combination of a set of simple harmonic …
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