查询词典 permanent

Finite element method is used to calculate the electromagnetic field of permanent magnet actuator.

本文采用有限元方法计算永磁机构的磁场，分析静态特性，获得磁场分布、分合闸启动电流等参数。

The electromagnetic field of permanent magnet retarder was calculated by using code ANSYS.

利用ANSYS软件对永磁式缓速器的电磁场进行计算。

In this paper, we at fist analyse the distribution of magnetic field in the permanent magnet synchronous motor which rate power is 800W and calculate parameters of this motor On t...

并在传统的计算电枢反应电抗的基础上提出了一种基于电势平衡方程式的计算方法，本论文称之为"电势法"。

A method for measuring 3-D magnetic field of the permanent magnet with three single-dimension Hall probes was proposed.

提出了一种采用3个一维霍尔探头进行三维测量小型永磁体空间磁场的方法。

The conversion between the electromagnetic energy and mechanical energy is completed in the magnetic field, and permanent magnet was applied in this designing to establish magnetic field to complete the conversion of energy.

电机中的电磁能与机械能的转换是在磁场中完成的，本设计中采用永磁体建立磁场，完成能量的转换。

The only thing that can pass through the encapsulation is the magnetic field of the permanent magnet on the encoder.

唯一能穿透气密封装的东西就是编码器永磁体的磁场。

It does not need an external power supply to excite the rotor field and hence the field winding and slip rings are eliminated. This thesis sets up the mathematical model of the permanent magnet synchronous motor in SIMULINK.

本文主要研究了永磁同步电机交流伺服系统的建模仿真和基于TMS320LF2407A数字信号处理器的系统实现，主要内容如下：建立了永磁同步电动机在dq坐标系中的数学模型，在SIMULINK中建立了仿真模型。

Permanent magnet synchronous motors have been widely used as AC drives over the last two decades due to their high efficiency, high power density and no dc field winding in the rotor. It is well known motion control of PMSM requires accurate position and velocity signals to realize field orientation.

永磁同步电动机由于无需励磁电流、运行效率和功率密度都很高，在过去的二十年里已被广泛地应用在交流调速传动中，但它的高性能控制需要精确的转子位置和速度信号去实现磁场定向。

Most likely, such a war will be waged as a part of a so-called information war so as to create a permanent subversive front ("fifth column") inside the confronting state, to misinform and mislead the opponent, to weaken its armed forces' military efficiency.

很有可能的是，这样的一场战争将会作为所谓的信息战争的一部分进行，这样就在对峙状态下形成了一个永久的破坏前线，向敌人发送虚假信息误导敌人，以降低其武装力量的作战效能。

These clusters in the file allocation table in FAT cluster做上bad marks, so that it will not be covered by the permanent presence in the disk (the disk has been used in the cluster must be FAT file allocation table上簇do the tags, otherwise they will be other documents were covered by the use of).

这些簇在文件分配表FAT中做上坏簇的标记，使其不被覆盖而永久地驻留在磁盘中（磁盘已使用的簇必须在文件分配表FAT中做上簇的标记，否则会因其它文件的使用而被覆盖）。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。