Axial Position and Speed Control of a Non-Salient Synchronous Axial Self-Bearing Motor using Dynamic Surface Control
Main Article Content
Abstract
The paper focuses on the controller designing for the position and speed of non-salient synchronous type axial self-bearing motors. The motor creates the magnetic field to lift the motor along the shaft and generate rotating torque. Firstly, the motor electro-mechanical relations are analyzed to formulate an accurate mathematical model, then a vector control structure is proposed. The force components control the axial position, and the torque controls the motor speed. Secondly, based on the Lyapunov stability function, the dynamic surface control is used to design position and speed controllers. The system simulation results show that the drive system ensures stability and tracking performance. In addition, the interaction between position and speed loops of the control loop is also negligible
Keywords
Axial gap type synchronous self-bearing motor, magnetic bearing motor, dynamic surface control, lyapunov function
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References
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[2]. Dich, Nguyen, and S. Ueno, Axial position and speed vector control of the inset permanent magnet axial gap type self-bearing motor, IEEE/ASME Int. Conf. Adv. Intell. Mechatronics, AIM, pp. 130–135, 2009. https://doi.org/10.1109/AIM.2009.5230025
[3]. Q. D. Nguyen and S. Ueno, Analysis and control of nonsalient permanent magnet axial gap self-bearing motor, IEEE Trans. Ind. Electron., vol. 58, no. 7, pp. 2644–2652, 2011. https://doi.org/10.1109/TIE.2010.2076309
[4]. U. S. and O. Y., Characteristics and control of a bidirectional axial gap combined motor-bearing, IEEE Trans. Mechatronics, vol. Vol. 5, No, 2000.
[5]. T. U. Jung, J. H. Jang, and C. S. Park, A Back-EMF estimation error compensation method for accurate rotor position estimation of surface mounted permanent magnet synchronous motors, Energies, vol. 10, no. 8, 2017. https://doi.org/10.3390/en10081160
[6]. Z. Ma and X. Zhang, FPGA Implementation of sensorless sliding mode observer with a novel rotation direction detection for PMSM drives, IEEE Access, vol. 6, pp. 55528–55536, 2018. https://doi.org/10.1109/ACCESS.2018.2871730
[7]. N.P.Quang, J.-A.Dittrich, Vector Control of Three Phase AC Machines, Springer, 2008.
[8]. S. Luo, J. Wang, Z. Shi, and Q. Qiu, Output feedback adaptive dynamic surface control of permanent magnet synchronous motor with uncertain time delays via RBFNN, Discret. Dyn. Nat. Soc., vol. 2014, 2014. https://doi.org/10.1155/2014/315634
[9]. R. He and Q. Han, Dynamics and stability of permanent-magnet synchronous motor, Math. Probl. Eng., vol. 2017, 2017. https://doi.org/10.1155/2017/4923987
[10]. B. S. J. K. Hedrick, Dynamic Surface Control of Uncertain Nonlinear Systems, London. 2011, XIV, 254. Springer-Verlag
[11]. Y. H. Lan and Lei-Zhou, Backstepping control with disturbance observer for permanent magnet synchronous motor, J. Control Sci. Eng., vol. 2018. https://doi.org/10.1155/2018/4938389
[12]. C. Wang and Y. Lin, Robust adaptive dynamic surface control for a class of MIMO nonlinear systems with unknown non-symmetric dead-zone, Asian J. Control, vol. 16, no. 2, pp. 478–488, 2014. https://doi.org/10.1002/asjc.708
[13]. Z. J. Yang, T. Nagai, S. Kanae, and K. Wada, DYnamic surface control approach to adaptive robust control of nonlinear systems in semi-strict feedback form, vol. 16, no. 1. IFAC, 2005.
[14]. X. Zhang, Y. Lin, and C. Wang, Adaptive dynamic surface control for pure-feedback nonlinear systems with saturated hysteresis and uncertainties, vol. 44, no. 1 PART 1. IFAC, 2011.
[15]. I. Press, L. Shafer, G. W. Arnold, and D. Jacobson, Analysis of Electric Machinery and Drive Systems. 2013.
[16]. D. W. Novotny and T. A. Lipo, Vector Control and Dynamics of AC Drives, Clarendon Press; 1st edition, September 26, 1996.