frequency switching的例句大全

simulation results prove that the svm-dtc can remarkably overcome the large torque ripple and current distortion while maintaining the switching frequency constant.

仿真结果表明，SVM-DTC在保证逆变器开关频率恒定的前提下，能够有效减少转矩脉动和电流畸变。

the motor and pwm inverter are seemed as one controlled object, so that the motor can obtain a constant magnetic field similar to the ideal circle and at last, solving the problems of torque, current, flux linkage ripple and inconstant switching frequency.

把电动机和PWM逆变器看成一体，使电动机获得赋值恒定的近似理想的圆形磁场，解决其转矩、电流、磁链脉动大，开关频率不恒定的问题。

the design of lc filter determines the transmission band width of the whole filtering means and the switching frequency of the device in the active power filter of current source.

另外，在电流源有源滤波器中，LC滤波器的设计决定了整个滤波装置的传输带宽以及器件的开关频率。

Purpose: Audio frequency low power amplifier, driver stage amplifier, switching applications.

用途: 用于音频小功率放大, 激励级放大及开关电路.

Purpose: Audio frequency amplifier, medium-speed switching, small-sized motor drivers.

用途: 用于音频放大, 中速开关, 小型驱动电动机.

Purpose: Audio frequency power amplifier and low speed switching applications.

用途: 用于音频功率放大和低速开关.

Reduction of Conducted EMI in switching power supplies using chaotic frequency modulation scheme ( CFMS ) is proposed.

利用混沌频率 调制技术 从噪声产生源头上降低了开关电源传导电磁干扰.

Purpose: Low frequency power amplifier , medium speed switching applications.

用途: 用于低频功率放大及中速开关.

The AD 7730 also scales the ACX switching frequency in accordance with the output update rate.

ad7730和ACX的整流频率比率也符合最新的输出校正频率.

Error voltage vector generated by dead-time, switching devices turn-on and turn-off time are introduced. Weakening methods that consist of decreasing carrier frequency and decreasing direct current bus voltage are educed.

给出因死区时间和开关器件开通、关断时间引起的误差电压矢量，依据误差电压矢量的表达式，采用降低载波频率和减小直流母线电压的方法削弱死区效应。

Reduction of Conducted EMI in switching power supplies using chaotic frequency modulation scheme ( CFMS) is proposed.

探讨了混沌频率调制技术在开关变换器中抑制电磁干扰的实际效果。

By estimation of the rise time of the Fibonacci like charge pump, an optimal switching frequency is suggested to make a compromise between the rise time and the dynamic power dissipation.

通过对Fibonacci型电荷泵上升时间的估算，对减小上升时间和动态功耗进行折中考虑，本文提出优化开关频率的方法。

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。

Purpose: High frequency electronic lighting, switching power supply applications.

用途: 用于高频电子照明电路 、 开关及开关电源.

With the switch frequency IGBT switching device input impedance high, high, high temperature extremes, driving circuit is simple, driving power small, components such as small loss more than the advantages, is extremely ideal switch components.

IGBT开关器件具有开关频率高、输入阻抗高、极限温度高、驱动电路简单、驱动功率小、元件损耗小等多个优点，是极为理想的开关元件。

however, higher switching frequency may cause higher switching losses electro-magnetic interference ( emi ) and lower overall efficiency.

然而, 较高的工作频率会引起严重的 电磁干扰 和开关损耗从而导致系统整体效率降低.

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。

Switching Frequency Control Algorithm in Three-phase Rectifier Using DSP

采用DSP的三相整流器开关频率控制算法

Thrust Control of Permanent Magnet Linear Synchronous Motor with Low Ripple and Constant Switching Frequency

低脉动恒开关频率直线永磁同步电机推力控制

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。