异步的

Field Orientation Control make the capability of VC driving qualitative leap, speed sensorless vector control of asynchronous motor make the system simplifier and robuster.

矢量控制使交流调速系统的性能产生了质的飞跃，异步电机无速度传感器矢量控制更是增加了系统的简易性和鲁棒性，是各国学者研究的一个热点。

Three-phase squirrel-cage induction motor in its structure is simple, cost-effective and of good work, and many other advantages, in today's industrial applications in various fields have a wide range of applications, but it is an obvious shortcomings, is the starting current too big ( General starter for the rated current of the current five to seven times or even greater), so regardless of the motor itself, or the power grid and other electrical equipment, will have a negative impact.

留学解答资讯网：三相鼠笼式异步电动机以其结构简单、性价比高和工作特性好等诸多优点，在当今工业应用的各个领域都有广泛的应用，但它有一明显缺点，就是起动电流过大(一般起动电流为额定电流的5～7倍甚至更大)，这样不论是对电动机本身，还是对电网以及其他电气设备，都会产生不利的影响。

To control speeds for a typical alternating current motor, we usually take control variables (to change voltage and frequency of the stator power supply) from the stator side in an electric motor, which is also the only way for squirrel-cage asynchronous motor with rotor in a short-circuit state.

对于一般交流电动机的调速，我们都是从电动机的定子侧引入控制变量（改变定子供电电压、频率）来实现的，这对于转子处于短路状态的交流鼠笼型转子异步电动机是唯一途径。

Not only can effectively control the squirrel-cage three-phase asynchronous motor starting current, the current slowdown of the motor and the impact of power grids, and the structure is simple, reliable operation and lower costs for promotion, but also in the process of starting and running current detection, Voltage parameters, the abnormal processing, display and alarm, to achieve the comprehensive protection of the motor.

不仅能有效控制鼠笼式三相异步电动机起动电流，减缓电流对电动机和电网的冲击，且结构简单，运行可靠，成本较低，适合推广，还能在起动和运行过程检测电流、电压参数，对异常情况进行处理、显示及报警，实现对电动机的综合保护。就是以上的了，电气专业英语好的帮下忙，万分感谢

Firstly, in this paper I analyze the motors starting capability and starting methods in common use, discuss the reason and imperiling of the high current impulsion when start directly, compare the advantage and disadvantage of starting methods in common use, and thereout arrive at several problems had to take into account when starting the motor.

文章首先分析了交流异步电动机的起动性能和常用起动方法，讨论了直接起动时大电流冲击产生的原因和危害，并对常用起动方法的优缺点进行了比较分析，进而得出了电机起动过程中应该考虑的几个问题。

Due to the asynchronous completion of blocked Threads, it is possible for a single upcall to report a large number of thread_unblock events, the number of which is only bounded by the resource limit settings for the process.

由于线程阻塞是异步完成的，一个回调可能会报告大量的 thread_unblock事件，事件的数量由进程的资源限制设置决定。

The Passive Optical Network based on Asynchronous Transfer Mode combines the ATM technique with the PON technique, so it can support different services and has the capability to transfer information from service network interface to user network interface changelessly.

基于异步传输模式的无源光网络结合了ATM的多业务多比特率支持能力和PON的透明宽带传送能力，其光纤入户模式是宽带接入技术的发展方向。

Based on this, considering the domestic geological condition and the use of the existing equipment, the self-adaptive energy-saving motor consisted of two three-phase asynchronous motors which run coaxially is designed.

以此为基础，同时考虑到我国油田的地质情况和对现有设备的利用，设计了以两台三相异步电动机组成的同轴运行的自适应节能电动机。

The model can describes synchronous and asynchronous communication, uni-cast and multicast communication among agents, agents register and deregister service and agents migration between multi-agent systems etc.

模型能够描述代理间的同步、异步、单播及组播通信，注册、注销服务以及代理的移动等，较好地适用于Internet上分布式构件库的组织及管理，成为构造多代理运行平台的理论基础。

The cascade speed regulation for AC motor can effectively and economically utilize the slip power of wound rotor asynchronous moter to regulate the speed.

交流电动机的串级调速是一种将绕线式异步电动机的转差功率利用起来的一种高效、济的调速方法。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。