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  • Improved design of VSS controller for a linear belt-driven servomechanism
    Hace, Aleš ; Jezernik, Karel ; Šabanović, Asif
    This paper proposes a new control algorithm for a linear belt-driven servomechanism. The elasticity of the belt and large nonlinear friction along with large variation of parameters limit tbe ... applicability of the belt driven servosystems. Design of simple control that can guarantee stable, vibration-free operation tor large variation of load is needed to extend application of sueh a linear stage. The proposed control is based on the application of sliding mode methods eombined with Lyapunov design so it guarantees the stability of the system. Due to the restriction of the system motion to specially selected sliding mode manil'old the vibration free position traeking is aehieved with very good disturbance rejection. Proposed algorithm is simple and practical for an implementation and the tuning procedure ol the control parameters is simple. The experiments have shown that the proposed control scheme effectively suppresses vibrations and assures wide closed-loop bandwidth tor position tracking control.
    Source: IEEE/ASME transactions on mechatronics. - ISSN 1083-4435 (Vol. 10, No. 4, 2005, str. 385-390)
    Type of material - article, component part ; adult, serious
    Publish date - 2005
    Language - english
    COBISS.SI-ID - 9858838