And the randomly varying hysteresis band is applied to reduce the SRM stator vibration and acoustic noise.In speed control, the SRM drive dynamic model at a chosen nominal case is estimated.

• 其次，开关式磁阻马达驱动系统之线圈激励采磁滞电流脉宽调变控制，以获得强健之电流追踪控制，进而应用随机变化磁滞带之切换控制降低马达之振动及噪音。