CAJ | 학술논문

以直线超声电机运动平台为研究对象，采用系统辨识的方法，建立了以电压控制信号为输入、平台位移为输出的系统辨识模型，得到了其传递函数，并对模型参数进行了拟合。模型仿真结果和实际运行结果表明，数学模型能较好地描述实际系统行为。此研究对实现超声电机精密运动的控制提供了理论依据。
이직선초성전궤운동평태위연구대상，채용계통변식적방법，건립료이전압공제신호위수입、평태위이위수출적계통변식모형，득도료기전체함수，병대모형삼수진행료의합。모형방진결과화실제운행결과표명，수학모형능교호지묘술실제계통행위。차연구대실현초성전궤정밀운동적공제제공료이론의거。
Considering linear ultrasonic motor precision motion platform as the research object and using system identification method ,this paper builds a platform’s voltage displacement identifi-cation model and gets its transfer function ,then the model parameters are fitted .Contrasting the model simulation results and the actual operating results , it show s that the mathematical model can describe the actual system behavior well .It provides basis for the realization of this paper’s linear ultrasonic motor’s precision motion control .