<abstract xmlns="http://www.w3.org/1999/xhtml"><p>In this paper the experimental studies of the screen working in the parametric resonance condition are discussed. The investigations are conducted for laboratory parametric resonance screen. The measuring test is performed for four cases of tension force values. The full sheet metal instead of the sieve is used. For each considered case the natural frequency of the plate and the parameter modulation frequency are determined. The achieved results are presented and discussed. It is shown that the highest sieve plate amplitude is obtained when the parameter modulation frequency is two times larger than natural frequency of the sieve plate. This parametric resonance vibration was observed only for tension force equal to 4000 N because of the rotational speed limits of electrical vibratos.</p></abstract>

In this paper the experimental studies of the screen working in the parametric resonance condition are discussed. The investigations are conducted for laboratory parametric resonance screen. The measuring test is performed for four cases of tension force values. The full sheet metal instead of the sieve is used. For each considered case the natural frequency of the plate and the parameter modulation frequency are determined. The achieved results are presented and discussed. It is shown that the highest sieve plate amplitude is obtained when the parameter modulation frequency is two times larger than natural frequency of the sieve plate. This parametric resonance vibration was observed only for tension force equal to 4000 N because of the rotational speed limits of electrical vibratos.

The Experimental Investigation Of The Screen Operation In The Parametric Resonance Conditions

Faculty of Mechanical Engineering and Aeronautics, Rzeszow University of Technology, Al. Powstańców Warszawy12, 35-959 Rzeszów, Poland

Acta Mechanica et Automatica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

In this paper the experimental studies of the screen working in the parametric resonance condition are discussed. The investigations are conducted for...

The Experimental Investigation Of The Screen Operation In The Parametric Resonance Conditions

Pubblicato online: 30 dic 2015

Pagine: 191 - 194

Ricevuto: 15 mag 2015

Accettato: 11 dic 2015

DOI: https://doi.org/10.1515/ama-2015-0031

Parole chiave
Vibrating Screen, Parametric Resonance, Natural Frequencies

© 2015 Bialystok University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The Experimental Investigation Of The Screen Operation In The Parametric Resonance Conditions

Pubblicato online: 30 dic 2015

Pagine: 191 - 194

Ricevuto: 15 mag 2015

Accettato: 11 dic 2015

DOI: https://doi.org/10.1515/ama-2015-0031

Parole chiaveVibrating Screen, Parametric Resonance, Natural Frequencies

© 2015 Bialystok University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Parole chiave
Vibrating Screen, Parametric Resonance, Natural Frequencies