System modeling and identification of a balance type checkweigher compensated by voice coil actuator

Autor: Annadurai Vimalesh, JiYun An, Jung Hwan Ahn, Hwa Young Kim
Jazyk: angličtina
Rok vydání: 2019
Předmět:
Zdroj: Advances in Mechanical Engineering, Vol 11 (2019)
Druh dokumentu: article
ISSN: 1687-8140
16878140
DOI: 10.1177/1687814019884425
Popis: The aim of this article is to investigate the characteristics of checkweigher which consists of two parts: electrical part (voice coil actuator) and mechanical part (lever-pivot mechanism). Its integrated weighing system simplified m, c , and k model, and system identification is performed through comparison of experimental results and simulated results by Simulink. m and k are attributed to the mechanical part and c is mainly due to the electromagnetic damping of voice coil actuator. Even with a determined voice coil actuator, the damping effect can be adjusted by the relocation of voice coil actuator to improve the performance of checkweigher. The validity of the simplified model is verified by comparing simulation and experimental results.
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