Cooperative Optimal Control Strategy of Multi-disk Permanent Magnet Synchronous Motor for Electric Vehicle

Author(s):  
Pengfei Ding ◽  
Yuanzheng Zhao ◽  
Li Zhou
2012 ◽  
Vol 260-261 ◽  
pp. 449-453
Author(s):  
Marian Gaiceanu ◽  
Emil Rosu

In this paper a voltage control strategy based on the optimal control theory, for isotropic rotor permanent magnet synchronous motor (PMSM) drives, is proposed. The complete optimal control of the three phase permanent magnet synchronous machine (PMSM) consists of three components: the state feedback, the feed forward compensation of the load torque and the reference to achieve the desired state. The control assures a smooth dynamic response, in order to achieve the desired state in steady state, the fast compensation of the load torque, and the energy minimization. The obtained solution by integrating the matrix Riccati differential equation (MRDE) is orientated towards the numerical implementation (by using a zero order hold) and it is computed on-line. The optimal control strategy is applied to PMSM drives and verified by simulations.


2019 ◽  
Vol 8 (2S8) ◽  
pp. 1080-1086

In this work, design, development and analysis of a closed loop-based control strategy of a fuzzy adaptive controlled PWM operated Permanent Magnet Synchronous Motor drive has been established. The entire structure of the proposed closed loop model is made up of two loop control formation, outer loop speed and inner loop current. Therefore, to enhance the dynamic operation of the drive system classical PI controller is taken as current controller and fuzzy adaptive controller with simplified fuzzy rules have been utilized as speed controller. With the implementation of sinusoidal PWM control strategy, it is evident that the nature of armature current would be nearly sinusoidal and generated torque ripples will be lesser. The detailed dynamic performance of a permanent magnet synchronous motor drive is carried out in MATLAB/SIMULINK environment. An economic as well as efficient inverter configuration is also proposed in this article. The simulations results confirm the effectiveness of the proposed approach. The outcome of the proposed concept can be utilized for dynamic performance prediction of a light electric vehicle in a modern energy efficient environment


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