基于改进指数趋近律的无刷直流电机模糊滑模控制器

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中图分类号：TP13 文献标志码：ADOI： 10.12475/aie.20250601

本文引用格式：，，.基于改进指数趋近律的无刷直流电机模糊滑模控制器[J].自动化与信息工程，2025，46（6）：1-8.WANGLong，ZHANGYun，ZHANGFuqian.Fuzzy sliding mode controllerfor brushlessDC motorbased onimproved exponential reaching law[J].Automation & Information Engineering，2O25，46（6）：1-8.

文章编号：1674-2605（2025）06-0001-08开放获取

Fuzzy Sliding Mode Controller for Brushless DC Motor Based on Improved Exponential Reaching Law

WANG Long ZHANG Yun ZHANG Fuqian （School ofRail Transportation，Shandong Jiaotong University，Jinan 25oooo， China）

Abstract：During the speedcontrol processof abrushlessDC motor，the traditional sliding mode control utilizingan exponentialreachnglawexhibitssortcomingssuchassuboptimaldynamicresponseinthereachingpase，adecreaseinconvergence rateasthesystem trajectoryapproachestheslidingsurface，andchatering phenomenainducedbyitsdiscontinuous switching characteristics，lloficonsraincontrolacuracyodress theseissuesfuyslidngodecontrolerforpemanntagnet brushlessDCmotorsbasedonanimprovedexponentialreachinglawisdesigned.Thiscontrolerreplaces thetraditionalexponential reachinglawwithanimprovedoneandincorporatesfuzycontroltoenhance theadaptivecapabiltyoftheslidingmodecotroler Subseqentlyfuyslngodecontrollissigdforhsdopilpetwistingsingodecotrollrisld forthecretlootolatetrrtfurtrmproigtt'sobust.iulatiodxpimetalultsdteat comparedtotraditionalslidingmodecontrollrsandPIcontrollrs，thisfuzzyslidingmodecontrollrachievesbettrcontrol performance intermsofmotorspeedovershoot，tad-statespeedfuctuationndspeedfuctuationfollowingsddenloadcnges， offering a new solution to enhance the control performance of brushless DC motors.

Keywords：brushless DCmotor;improved exponential reaching law;sliding mode control; fuzzy control;super-twisting sliding mode control

0 引言

无刷直流电机因具有高功率密度、高效率及低维护成本等特点，在电动汽车、工业驱动和航空航天等领域得到广泛应用[]。（剩余7346字）