The transformation of the instantaneous value symmetry component applied, the positive sequence space vector of fault component of the voltage and current can be derived.
应用瞬时值对称分量变换，可提取电压、电流故障分量的正序空间向量。
Taking the flight parameters of F-15 fighter as analysis background, the affection of stall and thrust vector on instantaneous turning performance is studied.
以F - 15战斗机为例，研究了失速及推力矢量对飞机瞬时转弯性能的影响。
This paper describes the time-space dynamic character of circular polarised light by rotary vector and derives directly the instantaneous state rule of rotatory by the way of former.
本文用旋转矢量描述园偏振光的时空动态特征，并由此直接推导出旋光的瞬态规律。
Instantaneous center of rotation-velocity vector method is the integration of instantaneous center of rotation analysis and velocity vector method.
将瞬心分析与速度矢量法相结合的瞬心—速度矢量法较转化机构法更为清晰、明了、直观。
This paper proposes a new method of sensorless vector control for induction motors, in which the motor speed is estimated by both instantaneous reactive power and variation of magnetizing current.
提出了一种异步电机无速度传感器矢量控制的新方法，用瞬时无功功率和励磁电流变化来估计电机转速。
Provision may be made for the clock patterns to be selected taking into consideration the instantaneous rotary angle position of the phase vector.
也可以规定在考虑相矢 量的瞬时的旋转角度位置下选择该节拍模式。
Thirdly, this paper introduces academic base used in this equipment , mainly are instantaneous Var power theory and Special Vector Method for generating pulse used springing IGBT;
然后是三相四线制无功补偿发生器的理论基础（主要是瞬时无功功率理论和IGBT脉冲产生的空间矢量法）；
Thirdly, this paper introduces academic base used in this equipment , mainly are instantaneous Var power theory and Special Vector Method for generating pulse used springing IGBT;
然后是三相四线制无功补偿发生器的理论基础（主要是瞬时无功功率理论和IGBT脉冲产生的空间矢量法）；
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