| 1. | Nagase mother goose one , please keep your current vector
保持你现在的行驶方向。 |
| 2. | Projects the current vector from screen space into object space
将当前向量从屏幕空间投影到对象空间。 |
| 3. | Projects the current vector from object space into screen space
将当前向量从对象空间投影到屏幕空间。 |
| 4. | The first one is based on keeping the input current vector in phase with the input voltage vector
第一种方法基于使输入电流矢量与输入电压矢量保持固定偏置角。 |
| 5. | The initial position can he measured accurately through controlling a given position current vector of motor stator
提出了一种电机初始位置的确定方法，通过输出给定位置的定子电流矢量的方法，可以精确检测出电机初始位置。 |
| 6. | The duty expressions of mc have been derived by the method of separate modulation and then combination of input current vector and output voltage vector
采用对矩阵变换器的输入电流矢量和输出电压矢量分别调制然后组合的方法得到矩阵变换器的占空比表达式。 |
| 7. | Furthermore , vector control methods to pmsm are studied with the result that the current vector decouple is actually an approximate static linear decouple control , viz . an incomplete decouple . 3
研究了pmsm的矢量控制方法，通过分析得出电流矢量解耦实际上一种近似的线性化的静态解耦控制，是一种不完全解耦。 |
| 8. | After simulating the reverse recovery characteristics , the forward and backward i - v characteristics , carries distribution and current vectors et al by medici , the optimal design to some key parameters is proposed
同时对器件反向恢复特性、正反向-特性及载流子分布、电流矢量等物理量进行了模拟和详细的机理分析。 |
| 9. | And it analyses the power factor in different conditions via the fourier anlysis of the stator current and voltage . then , it sets up the simulating model for maximum torque / current ratio . the torque can be controlled by controlling the angle of stator current vector
在矢量控制实现的基础上,采用傅立叶分解分析电机的相电流和相电压,得到矢量控制系统中电压和电流的基波分量和相位角,进而判断电机的功率因数,分析在不同控制情况下电机的功率因数状况。 |
| 10. | Simulations for these two conditions prove validity of theoretical analysis . on the basis of this scheme , a new speed adjustment strategy about vector control of doubly fed motor based on rotor current vector fixing is given . it introduces the closed - loop of stator excitation current to the system , which increases two adjustment channels : speed and excitation adjustment
经理论分析可知，该方案中，由于转子电流与磁链无法实现完全解耦，故仅在亚同步工况下有效，在超同步时则会因为调速系统不能自动校正转子磁链幅值变化引起的横向电流而使系统失去控制，无法达到稳定状态。 |
