ripple control

Aiming to minimize the torque ripple in condition of non-perfect BEMF waveform, the dissertation present a optimum current tracking control technique.

实际中一般是这两种情况都存在。针对这种反电动势波形偏离理想波形的情况，本文提出了一种最优电流跟踪法来抑制转矩脉动。

Then, it proposes a two-stage modulation strategy to eliminate torque ripple during motor commutation process of seven switching drive topology. Simultaneously, it uses the current predictive control to suppress LC resonance phenomenon.

并且对七管驱动方式下的换相转矩脉动提出了一种双级调制策略，同时采用电流预测控制技术有效抑制了电路的LC谐振现象。

Applying duty ratio control technology can effectively reduce the torque ripple.

将占空比控制技术用于直接转矩控制系统中可以有效地减小转矩脉动。

Aiming at reducing the torque ripple, this paper selects the optimum control parameters on the basis of simulation results and gives the control strategy of a protype motor.

以减小转矩脉动为目标.本文根据仿真结果选择较优的控制参数，并通过拟合给出样机的控制策略；

SR machines have a significant torque ripple, especially when operated in single-pulse voltage control mode.

SR机器有重大扭矩波纹, 特别是当经营在唯一脉冲电压控制方式.

Torque Ripple Control for Drive-Train in Variable Speed Constant Frequency Wind Turbines

变速恒频风力发电系统传动链转矩波动控制