电机的

The motor controller the amount of power supplide to the electric drive motor based on the position of the accelerator pedal.

根据加速踏板的不同位置，电机控制器控制提供给电力驱动电机的能量。

In this paper, a BUCK circuit added lead before the full bridge which used in BLDCM drive system is proposed, and this drive system is studied.

在永磁无刷直流电机驱动系统中，本文提出在传统的三相桥前加上BUCK电路，用于永磁无刷直流电机的驱动，并就系统进行了理论分析与实验研究。

Check the Main Exhaust Fan motors amperage to ensure motors are operating at correct load.

检查排气风扇电机的电流，以确保电机在正确的负荷下运行。

Pass the function that study the core controller MCS89C51 and application, constituted to be adjusted by a keyboard/ showing controller 8279, arithmometer/timer 8253 and from ZSZ-02 as mainly controlling the slice of electrical engineering soon system.

核心控制器的主要组成由89C51单片机、键盘/显示芯片8279、可编程计数器/定时器8253以及自整角机角度转换器ZSZ-02；直流电机驱动电路由4只三极管及4只可控硅组成，完成直流电机的调速及正反转。

One is used to give out clock pulse to control the velocity, another is used to give out directional signal to control the direction.

一条发出时钟脉冲信号来控制步进电机的转速；另一条发出转向信号控制步进电机的转向。

One is used to give out clock pulse to control thevelocity, another is used to give out directional signal to controlthe direction.

一条发出时钟脉冲信号来控制步进电机的转速；另一条发出转向信号控制步进电机的转向。

Then the structure feature of PMSM is analyzed, and the mathematical model is established by coordinate transformation.

然后分析了永磁同步电机的结构特点，结合坐标变换建立了永磁同步电机的数学模型。

Digital control of electrical machines is the digitalization control techniques based on discrete time system and technology.

电机的数字控制是基于离散时间的数字化电机控制技术。

Then three-dimensional field analysis by MAXWELL 3D software is used to predict field distribution and electromagnetic force.

利用MAXWELL 3D软件构建了电机的三维有限元分析模型，得到了电机的气隙磁场分布和电磁推力曲线。

This thesis points out the difference and relation between the general asynchronous and synchronous motor and DFIG.

本文揭示了双馈发电机与普通异步电机和同步电机的区别和联系。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。