Torque Ripple Suppression Method of Switched Reluctance Motor Based on an Improved Torque Distribution Function

Currently, torque ripple is a crucial factor hindering the application of the switched reluctance motor (SRM). Hence, it is of crucial importance to suppress this undesirable torque ripple. This paper proposes a new torque ripple suppression method of SRM based on the improved torque distribution fu...

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Main Authors: Xiao Ling, Chenhao Zhou, Lianqiao Yang, Jianhua Zhang
Format: Article
Language:English
Published: MDPI AG 2022-05-01
Series:Electronics
Subjects:
Online Access:https://www.mdpi.com/2079-9292/11/10/1552
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author Xiao Ling
Chenhao Zhou
Lianqiao Yang
Jianhua Zhang
author_facet Xiao Ling
Chenhao Zhou
Lianqiao Yang
Jianhua Zhang
author_sort Xiao Ling
collection DOAJ
description Currently, torque ripple is a crucial factor hindering the application of the switched reluctance motor (SRM). Hence, it is of crucial importance to suppress this undesirable torque ripple. This paper proposes a new torque ripple suppression method of SRM based on the improved torque distribution function. Firstly, the electromagnetic characteristic model of a 8/6-pole four-phase SRM is established, and the cerebellar model articulation controller (CMAC) is used to complete the learning of each model. Then, the improved torque distribution function is planned based on the torque model to give the reference torque of each phase, and the inverse torque model is used to realize the mapping of the reference torque to the reference flux linkage. Finally, the duty of each phase voltage PWM wave modulation is output based on the PID control theory. The proposed accurate model-based planning scheme is implemented on the simulation platform, and the results shows that the maximum torque fluctuation of the output results is reduced to within 3%, and the average error is reduced to within 1%, which is much lower than the error of 15% under the traditional direct torque control method.
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spelling doaj.art-edfdaf1c5b2e4481bd05a9ad7ca6afb12023-11-23T10:46:51ZengMDPI AGElectronics2079-92922022-05-011110155210.3390/electronics11101552Torque Ripple Suppression Method of Switched Reluctance Motor Based on an Improved Torque Distribution FunctionXiao Ling0Chenhao Zhou1Lianqiao Yang2Jianhua Zhang3School of mechatronic Engineering and Automation, Shanghai University, Shanghai 200072, ChinaSchool of mechatronic Engineering and Automation, Shanghai University, Shanghai 200072, ChinaSchool of mechatronic Engineering and Automation, Shanghai University, Shanghai 200072, ChinaSchool of mechatronic Engineering and Automation, Shanghai University, Shanghai 200072, ChinaCurrently, torque ripple is a crucial factor hindering the application of the switched reluctance motor (SRM). Hence, it is of crucial importance to suppress this undesirable torque ripple. This paper proposes a new torque ripple suppression method of SRM based on the improved torque distribution function. Firstly, the electromagnetic characteristic model of a 8/6-pole four-phase SRM is established, and the cerebellar model articulation controller (CMAC) is used to complete the learning of each model. Then, the improved torque distribution function is planned based on the torque model to give the reference torque of each phase, and the inverse torque model is used to realize the mapping of the reference torque to the reference flux linkage. Finally, the duty of each phase voltage PWM wave modulation is output based on the PID control theory. The proposed accurate model-based planning scheme is implemented on the simulation platform, and the results shows that the maximum torque fluctuation of the output results is reduced to within 3%, and the average error is reduced to within 1%, which is much lower than the error of 15% under the traditional direct torque control method.https://www.mdpi.com/2079-9292/11/10/1552switched reluctance motortorque rippletorque distribution function
spellingShingle Xiao Ling
Chenhao Zhou
Lianqiao Yang
Jianhua Zhang
Torque Ripple Suppression Method of Switched Reluctance Motor Based on an Improved Torque Distribution Function
Electronics
switched reluctance motor
torque ripple
torque distribution function
title Torque Ripple Suppression Method of Switched Reluctance Motor Based on an Improved Torque Distribution Function
title_full Torque Ripple Suppression Method of Switched Reluctance Motor Based on an Improved Torque Distribution Function
title_fullStr Torque Ripple Suppression Method of Switched Reluctance Motor Based on an Improved Torque Distribution Function
title_full_unstemmed Torque Ripple Suppression Method of Switched Reluctance Motor Based on an Improved Torque Distribution Function
title_short Torque Ripple Suppression Method of Switched Reluctance Motor Based on an Improved Torque Distribution Function
title_sort torque ripple suppression method of switched reluctance motor based on an improved torque distribution function
topic switched reluctance motor
torque ripple
torque distribution function
url https://www.mdpi.com/2079-9292/11/10/1552
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AT chenhaozhou torqueripplesuppressionmethodofswitchedreluctancemotorbasedonanimprovedtorquedistributionfunction
AT lianqiaoyang torqueripplesuppressionmethodofswitchedreluctancemotorbasedonanimprovedtorquedistributionfunction
AT jianhuazhang torqueripplesuppressionmethodofswitchedreluctancemotorbasedonanimprovedtorquedistributionfunction