电机的

This paper analyzes the network of the air cooling system using network matrix method, then gives the air cooling network matrix of a large-scale motor.

本文采用网络矩阵法计算电机的通风网络，并以一台大型电机为例，列出了其通风系统的网络矩阵。

Mechanical parts of the original target ordinary screw, the drive motor and control components of the transformation, the transformation of the system after a stepper motor, ball screws and other components, form a open-loop control system.

机械部分主要针对原普通丝杠、驱动元件和控制电机的改造，改造后的系统采用了步进电机，滚珠丝杠等元件，构成了一个开环控制系统。

AL alarm output: when the driver is alarm statue , the port output low voltage..

速度信号输出：如电机的磁极是"P"，则脉冲频率是 3 * P /转（例如，电机是 8 极的，输出信号是 24 脉冲/转）。

This article to polyphase machine's modelling, lacked the control technology which moved to conduct the research, and take six asynchronous machines as the object, has carried on the simulation and the analytical study.

本文对多相电机的建模、缺相运行的控制技术进行了研究，并以六相感应电机为对象，进行了仿真和分析研究。

According to the rotate speed and orientation of interface set motor, control motor drives the trolley minus rotation. Then, drive the rocket bomb rotation. The displacement sensor measures the core flopping in real time.

其根据人机界面设定电机的旋转速度和方向，控制电机以设定速度和方向，带动火箭弹支撑滚轮副转动，从而带动火箭弹全弹旋转，位移传感器对相对于定心部的跳动进行实时测量。

At the same time a subdivision method for constant amplitude rotating current vector is adopted to achieve the equal subdivision control of stepping motor's constant torque.

同时采用电流矢量恒幅旋转的细分方法实现了步进电机恒转矩均匀细分控制，提高了步进电机的分辨率和运行稳定性。

Labwindows This is a series of experiments motor control, control the motor speed and direction.

这是用labwindows编的一个电机控制实验，控制电机的转速和方向。

Based on the operating principle of thyristor voltage controller, the cause of phase current oscillation during soft starting with a voltage regulator, is analyzed.

引言 大中型电机在直接起动时会产生很大的冲击电流，这一方面会引起电机的发热损坏，另一方面会对供电电网产生严重影响。

Stator: This part of the machine does not move and normally is the outer frame of the machine.

定子：电机的这一部分不移动，通常是电机的外部框架。

It is not necessary to change the state equation when network is changed in stator.

文章提出的混合数学模型，在电机端部网络变化时，不必改变电机的状态方程

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。