查询词典 ripple effect

By theory analysis and using zero voltage vector,a PMSM DTC control system model has been established in Matlab,and the simulation study shows that zero voltage vector can effectively diminish the torque ripple and improve the system performance.

在理论分析的基础上采用零矢量的控制方案，建立了基于Matlab/Simulink的PMSM直接转矩控制伺服系统模型。仿真结果验证了加入零电压矢量可以有效地抑制转矩脉动，提高系统性能。

The difference is discussed in the paper and a novel PMSM DTC system based on the fuzzy distribution of zero voltage vector strategy is proposed at last. Simulation results show that the new method decreases the torque ripple after using zero voltage vectors properly.

论文分析了零电压矢量在永磁同步电机直接转矩控制系统中的作用，并提出了一种基于模糊零电压矢量分配策略的永磁同步电机直接转矩控制方法，仿真结果表明该方法有效地利用零电压矢量达到了减小转矩脉动的目的。

By Christmas, models predicted 1-in-40 odds that Apophis would smash into Earth on April 13, 2029, and a ripple of alarm spread to the public.

圣诞节时，模型预测Apophis于2029年4月13日撞击地球的几率达1/40，警报声已经传遍公众。

When clock is belling,my heart ripple along with it,to distant with you,transmit my missing,to be joyful!

零点钟声敲响，我的心随它荡漾，向远方的你，传达我的思念新春快乐！

In this paper, the research of the non-ripple torque control system of brushless motor is an emphasis.

本文的主要研究对象是永磁无刷电机无脉动转距控制系统。

Cogging torque is one of the most important parameters of PM motors,which causes torque ripple,vibration and acoustic noise.

齿槽转矩是永磁电机最重要的参数之一，它的存在会造成电机的转矩波动、振动和噪声。

The cogging force ripple is analyzed in different slot structure quantificationally and the way to reduce cogging force is also studied.

在此基础上，定量分析了不同齿槽结构下的齿槽力波动，研究了消除齿槽力波动的方法，验证了采用近槽极配合的分数槽是减小推力波动的一项非常有效的措施。

You along with string string the ripple concuss my mind world.

你就随着串串涟漪涤荡着我的心灵世界。

Fluviatile fades ; Sediments ; Wave ; Ripple ; Wave interaction ; Low section of Yellow River

河流相；沉积物；波浪；波痕；波干扰；

Because of lots of space voltage vectors are used impliedly to compose this algorithm, the THD of motor phase current, the ripple of stator flux and torque are lower, and then the drive system torque response can be more quick.

在此基础上分析多相感应电机矢量控制系统和直接转矩控制系统的稳态机械特性和动态转矩过渡过程，用来全面分析、比较这两种高性能控制方法的性能，研究二者的内在联系。

The small blue capacitor has very high chances to go fully shorted compare to electrolytic capacitor which is very rare.

小蓝电容器具有很高的机会去充分地缩短了比较电解电容器，这是非常罕见的。

In the Italian campaigns of 1513 and 1515, when the Swiss won the victories of Novara and Marignan, he acted as army chaplain.

在意大利的运动， 1513年和1515年，当瑞士赢得了胜利，诺瓦拉和marignan ，他担任军队的牧师。