电源技术
電源技術
전원기술
CHINESE JOURNAL OF POWER SOURCES
2014年
11期
2162-2165
,共4页
佘致廷%谭琼琼%陈秀娟%丁时云%李英
佘緻廷%譚瓊瓊%陳秀娟%丁時雲%李英
사치정%담경경%진수연%정시운%리영
感应电机%直接转矩控制%电动汽车%变结构模糊控制%模糊自适应PI控制
感應電機%直接轉矩控製%電動汽車%變結構模糊控製%模糊自適應PI控製
감응전궤%직접전구공제%전동기차%변결구모호공제%모호자괄응PI공제
induction motor%direct torque control%electric vehicle%fuzzy variable structure control%fuzzy adaptive PI control
电动汽车感应电机传统直接转矩控制驱动系统存在转速自适应性能差和低速转矩脉动等问题。针对这些问题,提出一种基于转速、磁链和转矩变结构模糊控制的感应电机直接转矩控制驱动系统。采用速度模糊自适应PI控制实现电动汽车变负载下转速的稳定控制,采用磁链和转矩变结构模糊控制解决转矩的脉动问题。仿真和实验结果表明:该系统磁链和转矩得到了更精细的控制,降低了低速转矩脉动,同时转速模糊控制使电动汽车获得较好的驱动自适应控制性能。
電動汽車感應電機傳統直接轉矩控製驅動繫統存在轉速自適應性能差和低速轉矩脈動等問題。針對這些問題,提齣一種基于轉速、磁鏈和轉矩變結構模糊控製的感應電機直接轉矩控製驅動繫統。採用速度模糊自適應PI控製實現電動汽車變負載下轉速的穩定控製,採用磁鏈和轉矩變結構模糊控製解決轉矩的脈動問題。倣真和實驗結果錶明:該繫統磁鏈和轉矩得到瞭更精細的控製,降低瞭低速轉矩脈動,同時轉速模糊控製使電動汽車穫得較好的驅動自適應控製性能。
전동기차감응전궤전통직접전구공제구동계통존재전속자괄응성능차화저속전구맥동등문제。침대저사문제,제출일충기우전속、자련화전구변결구모호공제적감응전궤직접전구공제구동계통。채용속도모호자괄응PI공제실현전동기차변부재하전속적은정공제,채용자련화전구변결구모호공제해결전구적맥동문제。방진화실험결과표명:해계통자련화전구득도료경정세적공제,강저료저속전구맥동,동시전속모호공제사전동기차획득교호적구동자괄응공제성능。
Poor peed adaptive performance and low speed torque ripple were the common problems of Traditional direct torque control driving system of induction motor on Electric vehicle. A kind of induction motor direct torque drive control system based on speed, flux and torque variable structure fuzzy control method was put forward. The speed fuzzy adaptive PI control was used to ensure speed control stability of electric vehicle under variable load, and the flux and torque variable structure fuzzy control was utilized to solve the problem of torque ripple. The simulation and experimental results show that the system flux and torque are control ed more precisely, thus torque ripple in low speed is reduced, and speed fuzzy control makes electric vehicle get better driven adaptive control performance.