| 1. | In order to control speed , the pulley needs to be continually spinning 为了控制速度,滑轮必须连续旋转。 |
| 2. | Minimum control speed 最低控制速度 |
| 3. | Change electro - control speed regulating of skip lifter into numerical - control cascade control 箕斗提升机电控改造为数控串级调速 |
| 4. | Study on locally filtering and leaching technology with control speed in lanbeikeng ionic rare - earth deposit 兰贝坑离子型稀土矿就地控速淋浸技术研究 |
| 5. | The paper gives the vector control speed system of the double - fed machine on the rotor current orientation 在进行定子磁场定向后,保持转子电流与定子磁链相垂直,进行转子电流定向。 |
| 6. | Feature : the machine adopts magnetic clutch to control speed . so when it runs the speed is smooth . it can run automatically from feeding , curling , discharge , to stacking cups 特点:本机采用电磁离合器无级调速,速度平滑。杯子从送杯台开始送杯,卷杯,出杯,到收杯台,自动完成这一系列动作。 |
| 7. | Compared with the traditional d - h transformation matrix algorithm , this method reduces the complex computation of inverse kinematic equations , which is very useful to improve the control speed of multi - joint robot 该方法与矩阵变换法相比能很大程度上减少运动方程逆解的计算量,对于提高关节的控制速度极为有利。 |
| 8. | Deeply study the theory of vector control on pmsm and build the mathematical model of pmsm . based on the model , the sensorless pmsm vector control speed adjustment is discussed . the control block diagram is provided 论文深入研究了永磁同步电机的矢量控制理论,建立了永磁同步电机数学模型,并在此基础上讨论了永磁同步电机无位置传感器矢量控制调速方案,给出系统控制框图。 |
| 9. | The test shows that the vector control speed system has low inverter power , high power factor , perfect dynamic performance , wide speed range . it suits the variable speed system of fan machine and pump and has good prospect on industry application 试验证明调速系统具有变频器功率小、功率因数高、动态性能好、调速范围广等优点,适用于风机、泵类负载的调速,有良好的工业应用前景。 |
| 10. | However , the current method of estimating and controlling speed has one or more of these serious disadvantage : complicate structure , difficulty to realize or high dependency of the parameter of motor which will result in the inaccuracy if the motor runs for a long time 但是,目前所用的速度估算方法和控制方法,要么结构复杂,实现困难,要么过多的依赖电机的参数,对电机长时间运行的准确性造成不利影响。 |