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一种新颖的无传感器异步电动机直接转矩控制系统

, PP. 21-25

Keywords: 直接转矩控制,改进低通滤波器,新型改进低通滤波器,无传感器,锁相环

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Abstract:

磁链的准确估计是无传感器直接转矩控制系统的关键,本文提出了新型改进低通滤波器和PLL锁相环技术相结合的磁链估计新方法。该方法提高了定子磁链的估计精度,改善了无传感器异步电动机直接转矩控制系统的动静态性能。仿真结果和实验结果表明了基于新方法的无传感器直接转矩控制系统的良好动静态性能及其对定子电阻的鲁棒性。

References

[1]  Bose B K, Patel N R. A programmable cascaded low-pass filter based flux synthesis for a stator flux oriented vector controlled induction motor drive[J]. IEEE Trans. on Ind. Elec., 1997, 44(1): 140-143.
[2]  Li Yong, Huang Wenxin. A low cost implemention of stator-flux-oriented induction motor drive[C]. Proceedings of the Eighth International Conference on Electrical Machines and Systems, 2005: 1534-1538.
[3]  Myoung Ho Shin, Dong Seok Hyun, Soon Bong Cho. An improved stator flux estimation for speed sensorless stator flux orientation control of induction motors[J]. IEEE Transations on Power Electronics, 2000, 15(2): 312-318.
[4]  Comanescu Mihai, Xu Longya. An improved flux observer based on PLL frequency estimator for sensorless vector control of induction motors[J]. IEEE Transactions on Industrial Electronics, 2006, 53(1): 50, 56.
[5]  何志明, 廖勇, 向大为. 定子磁链观测器低通滤波器的改进[J]. 中国电动机工程学报, 2008, 28(18): 61-65.
[6]  何志明, 廖勇, 向大为. 基于改进层叠式可编程低通滤波器的磁链观测方法[J]. 电工技术学报, 2008, 23(4): 53-58.
[7]  Lascu C, Boldea I, Blaabjerg F. Comparative study of adaptive and inherently sensorless observers for variable-speed induction-motor drives[J]. IEEE Transations on Industrial Electronics, 2005, 53(1): 57-65.
[8]  Holtz J, Quan J. Sensorless vector control of induction motors at very low speed using a nonlinear inverter model and parameter identification[J]. IEEE Trans. Ind. Appl., 2002, 38(4): 1087-1095.
[9]  Tae Won Chun, Meong Kyu Choi.A novel start-up scheme of stator flux oriented vector controlled induction motor drive without torque jerk[J]. IEEE Transactions on Industry Applications, 2003, 39(3): 776-782.
[10]  Hinkkanen M, Luomi J. Modified integrator for voltage model flux estimation of induction motors[C]. In Proc. IEEE 27th Annu. Conf. Industrial Electronics, Denver, CO, 2001, 2: 1339-1343.
[11]  Zerbo M, Sicard P, Ba Razzouk A. Accurate adaptive integration algorithms for induction machine drive over a wide speed range[C]. 2005 IEEE International Conference on Electric Machines and Drives, 2005: 1082-1088.

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