引用格式:韩思凡,秦超,徐安鹏,等.光电跟踪转台反步滑模控制策略研究[J].电光与控制,2023,30(7):95-99.HANSF,QINC,XUAP,etal.Reverseslidingmodecontrolstrategyofphotoelectrictrackingturntable[J].ElectronicsOptics&Control,2023,30(7):95-99.光电跟踪转台反步滑模控制策略研究韩思凡1,2,3,秦超1,3,徐安鹏1,2,3,徐振邦1,3(1.中国科学院长春光学精密机械与物理研究所,长春130000;2.中国科学院大学,北京100000;3.中国科学院空间光学系统在轨制造与集成重点实验室,长春130000)摘要:针对光电跟踪转台的高精度跟踪问题,设计了一种反步滑模控制系统和算法,该算法在反步控制的基础上引入滑模控制,提高了控制器的鲁棒性。通过仿真分析可知,该算法相较于反步控制算法和PID控制算法性能得到了提升,其中,阶跃跟踪响应速度提高21%以上,正弦跟踪稳态精度和随机干扰下的稳态精度均提高两个数量级,脉冲干扰稳定时间减少0.7s以上,很好地保证了光电跟踪转台的跟踪精度。关键词:光电跟踪转台;反步滑模控制;跟踪精度中图分类号:TP273文献标志码:Adoi:10.3969/j.issn.1671-637X.2023.07.017ReverseSlidingModeControlStrategyofPhotoelectricTrackingTurntableHANSifan1,2,3,QINChao1,3,XUAnpeng1,2,3,XUZhenbang1,3(1.ChangchunInstituteofOptics,FineMechanicsandPhysics,ChineseAcademyofSciences,Changchun130000,China;2.UniversityofChineseAcademyofSciences,Beijing100000,China;3.KeyLaboratoryofOn-orbitManufacturingandIntegrationforSpaceOpticsSystem,ChineseAcademyofSciences,Changchun130000,China)Abstract:Aimingatthehighprecisiontrackingproblemofphotoelectrictrackingturntable,abacksteppingslidingmodecontrolsystemandalgorithmaredesigned.Slidingmodecontrolisintroducedinthealgorithmbasedonbacksteppingcontrol,whichimprovestherobustnessofthecontroller.Throughthesimulationanalysis,itcanbeseenthattheperformanceofthealgorithmisgreatlyimprovedcomparedwiththatofthebacksteppingcontrolalgorithmandthePIDcontrolalgorithm.Thesteptrackingresponsespeedisincreasedbymorethan21%,andthesteady-stateaccuracyofthesinusoidaltrackingandthesteady-stateaccuracyunderrandomdisturbanceareimprovedbytwoordersofmagnitude,thepulseinterferencestabilizationtimei...