frequency vector的例句大全

By means of Compensating the descent of stator voltage using vector control, compensating the discrepancy of rotate speed and place restrictions on the maximum current of motor, Achieving to a excellent V/ f control scheme with good characteristic of low frequency performance and against-fault functions.

通过矢量补偿定子压降、转差补偿及对电机电流的限制控制，实现了具有良好低频性能和防跳闸等功能的V/f控制方案。

Double space vector modulation and overmodulation of matrix converter were proposed in this paper to ensure the matrix converter switching frequency to be fixed and fast dynam-ic torque response.

结合矩阵变换器双空间矢量调制方法，并将矩阵变换器过调制方法用于感应电机直接转矩控制中，达到矩阵变换器开关频率恒定和电机快速转矩响应的目的。

For the design target of frequency response given by weight vector at different frequency point, design FIR filter.

以各频点处的基阵权矢量作为FIR滤波器的频率响应指标设计FIR滤波器。

Using linear control theory formed a high-speed electric spindle speed sensorless vector variable frequency control methods.

利用线性控制理论组成了 高速 电主轴无速度传感器矢量变频控制方法.

The measurements of the radio spikes with high time and frequency resolution by the spectrometer in Beijing Observatory may provide a self consistent diagnosis for the ambient plasma parameters ( magnetic field, density, temperature, wave vector, and the properties of nonthermal electrons).

利用北京天文台高时间和高频率分辨率的射电频谱仪对射电尖峰的测量，可以对背景等离子体参数进行的自洽诊断（磁场，密度，温度，波矢，及非热电子的性质）。

At the same time, we put forward to compute Doppler centric frequency and Doppler frequency rate by vector method. From footprint trajectory of transmitter and receiver, we derived the formulae of integrated time and azimuth resolution.

提出了用矢量法来计算多普勒中心频率和多普勒调频率的方法；通过分析收发平台波束的运动轨迹，推导出了合成孔径时间和方位向分辨率的计算公式。

The reference vector corresponding to basic vector and its role time under linear modulation mode is decided. As well as redundant switches are optimization selected by extreme value method to reduce the switching frequency.

确定了线性调制模式下参考矢量所对应的基本矢量及其作用时间；并提出了极值法对冗余开关状态进行优化选择以降低开关频率。

Mathematics analysis in frequency domain for sample time staggered space vector modulation technique

错时采样空间矢量调制技术的频域数学分析

At the same time, space vector groups are optimized, the optimized SVPWM can guarantee output performance of converter does not fall when switching frequency properly decrease.

采用优化后的开关矢量，可以在减小器件开关次数的情况下，仍能保证变频器输出性能。

Sample time staggered space vector modulation ( STS-SVM) technique is a novel switching modulated strategy, which can acquire much high equivalent switching frequency at fairly lower device switching frequency and have excellent harmonic characteristics.

错时采样空间矢量调制是一种新型的开关调制策略，能够在较低的器件开关频率下实现较高等效开关频率的效果，具有良好的谐波特性。

In this paper, we present a frequency conversion electromotor system organized by voltage vector transducer and induction-motor.

本文研究了用电压矢量变频器和感应电动机构成的变频电动机系统。

Slip Frequency Correction Method Base on Rotor Flux q Axis Component for Induction Machine Indirect Vector Control System

基于转子磁链q轴分量的异步电机间接矢量控制转差频率校正

Modeling and Simulation on Slip Frequency SVPWM Vector Control System of Induction Motor

异步电动机转差型SVPWM矢量控制系统建模与仿真