步进电动机加速运行控制研究.pdf

: TM 3836 : A : 2007) 李锡文, 姜德美, 谢守勇 ( , 400716) : 步进电机在起动变速或停止时, 会出现起动时间慢起动失步甚至是不能起动以 及停止冲击大等现象 此对步进电机起动加速运行和停止减速运行进行控制, 对于实际的控 制系统具有积极的意义在建立步进电机数学模型和传递函数的基础上, 分别采用简单加速算 法和指数加速算法对电机加速度运行进行控制; 通过仿真和实验, 结果表明比起简单加速算法, 指数加速算法能够更好地控制步进电机加速运行 : 步进电动机; 数学模型; 算法; 仿真; 加速运行 Studying on Control of StepM otor Accelerative Running LIX iw en, JIANG Demei, X IE S ouyong ( Sout w est Un iversity, C ongq ing 400716, C ina) ABSTRACT: Accord ing to establis ing t e steppingmotor ofmat ematicalmodel and transfer function, T is paper introduces t e exponent acceleratingalgorit m and t e smi ple acceleratingalgorit m w ic carry on controlling t e stepping motor respectively. T e exponent acceleratingalgorit m as gone t roug smi u lation and expermi ent. It proves t at exponent acceleratingalgorit m can control t e step p ingmotor accelerative runn ing better t an t e smi ple acceleratingalgorit m. KEYWORDS: Step motor; M at em aticalmodel; A lgorit m; Smi ulation; A ccelerating running d 1 J dt = T - T ( 1) , , J J , [ 1] T , T -T , , 1 [ 23] : dia ua R a 0 ia L aa L ab dt