Research of technical systems of materials sorting processes
Keywords:
Vibration screen, material, sorting, grain composition, physical, mathematical model, equation, resonance, parameters, experimental setup, sieve, particles, amplitude, vibration frequency, productivitySynopsis
The studies carried out revealed the influence of the vibration frequency and the angle of inclination on the efficiency of sorting. It was found that with an increase in the vibration frequency and vibration amplitude of the box, the separation of the material and the sorting speed increase. The proposed model made it possible to determine the transport speed in the case when the sieve screen carries out a circulating movement, which is the application of two independent vibrations with different amplitudes and frequencies. The number of throws of the material to be sorted is influenced by the transport time of this material over the surface of the sieve and the amount of vibration excitation to this material. The dependence of the used power on the design and technological parameters of the vibration screen was revealed. An algorithm and method for calculating the main parameters of a vibration screen were developed.
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