电机的

By using VDMOS field-effect transistorsas the switch elements, the electronic controlling circuits of the PM brushless DC motor, including the main power switch circuit , power driving circuit, absorption circuit, and logic controlling circuit, are designed.

用 VDMOS场效应晶体管作为开关元件，设计了稀土永磁无刷直流电机的电子控制线路，主要包括：功率开关主回路，功率驱动回路，吸收回路，逻辑控制电路。

This article discusses the variety and character of the fuel cell, battery and motor.

本文主要介绍了动力系统中燃料电池、蓄电池、电机的主要类别和特点。

Enter pulse width, then count revolutions of the wheel.

用自己的话解释你如何通过脉宽来控制电机的旋转速度。

Then, hold the primary fan, fan the other hand hold the next drawing frame, so that we will be able to motor stator and rotor separated.

接着，一手拿住扇叶，另一只手握住风扇骨架往后拉，这样，就能把电机的定子和转子分离开来。

The stethoscopy method "" also be applied to do "" of other delivery of spare parts such as motor eremurus noise.

这种&听诊法&还能答用到确&症&其它机件如电机的异不韵障碍上。

The fan casing of the motor should be dismantled in order that the fan blade can be checked.

应拆下电机的风扇罩，以便检查风扇叶。

The practical production shows that the speed synchronization error of new FA-425 fly frame is less than 5% on the start, going round and stop when the maximum speed of flyer is 1400 r/min.

生产应用表明，新型FA-425粗纱机当锭翼最高转速为1400 r/min时，在起动、运行和停止阶段锭翼和卷绕两个电机的速度同步误差小於5%。

Equivalent magnetic circuit model and 3D finite element method developed in this paper are helpful to the more study on optimizing design and full-load characteristic of IPM-HESM.

所建立空载磁路模型及三维有限元分析方法为该新型电机的优化设计、性能分析以及负载特性进一步研究奠定了基础。

Design And Voltage Supply Of High Speed Induction machine.

王凤翔。高速电机的设计特点及相关技术研究。

Simulation results show that the inverse decoupling control can improve the operating performance and the dynamic response performance for the induction machine.

仿真结果表明，该解析逆系统解耦控制方法可以明显提高感应电机的运行性能，并有效地改善了其动态响应性能。

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。