| 1. | A dtc scheme of twelve - section stator flux linkage for pmsm 永磁同步电机定子磁链十二区间直接转矩控制 |
| 2. | The novel flux linkage method of the three - phase pwm rectifier with optimum control 整流器优化控制的磁链法 |
| 3. | So the estimation of the stator flux linkage is most important to the sensor - less synchronous motor system 完成了1kw的永磁同步电机无传感器直接转矩控制系统。 |
| 4. | This results in large ripples in the torque and the stator flux linkage , and nonconstant switching frequency 这将导致转矩和定子磁链较大的脉动以及逆变器开关频率的不恒定。 |
| 5. | None of the available vectors in the conventional dtc system can offer precise torque and flux linkage control 同时为减少计算时间提高系统性能,还采用了定子磁链角度映射的方法。 |
| 6. | Afterwards , control rules on stator flux linkage reference are given , then an efficiency - optimization method for pmsm system under dtc is presented 分析了dtc方式下pmsm定子磁链给定原则,提出pmsm系统在dtc方式下的效率优化方法。 |
| 7. | The stator flux linkage are identified in frame by a kalman filter and used to compensate torque current to eliminate the torque ripple 通过仿真对控制效果进行了分析。 8 、设计了一种新型干扰观测器,对其控制结构进行了理论分析。 |
| 8. | This paper applied many methods to eliminate the estimation error of the flux linkage . finally , a sensor - less dtc pmsm system is implement and has a good performance 系统的调速范围可达1 : 100 ,电机额定转矩的阶跃响应时间为1ms ,动态响应优秀。 |
| 9. | The input of fnn is flux linkage and phase current , the output of fnn is rotor position . the fnn is trained off line with the genetic algorithm 网络采用离线的方式学习,为了满足系统的实时性要求,网络的离线学习和在线运行都采用遗传算法对网络的参数进行调整。 |
| 10. | Considering the system ' s wide speed range and ipm ' s switching frequency ' s top limit , the variable flux linkage locus structure control has been executed in the full speed adjusting range 考虑到系统调速范围宽和逆变器开关频率的限制,在全频域采用分段变磁链轨迹结构的控制方法。 |