电磁力

The unbalanced electromagnetic force is one of the important factors to influence safe and steady running of a hydrogenerator unit .

不平衡电磁力是影响大型水轮发电机组安全、稳定运行的重要因素之一。

From the results, the orbital response of the rotor caused by unbalance electromagnetic force is evaluated.

通过转子的不平衡响应分析，得出了电磁力对转子偏心有增大的趋势。

This force is not the universal gravity but electromagnetic force.

同样，暗物质也许是带电的，其引力也许大部分是电磁力。

The work supports theories relating the electromagnetic force and the weak force .

这一工作支持了有关电磁力和弱力的理论。

This is based on the principles of magnetics, where magnetic fields influence charged particles in motion such as photons, the carriers of electromagnetic force.

这是原则的基础上磁铁，在磁场的影响中带电粒子的运动，如光子，运营商的电磁力。

In the AMB system, a power amplifier which provides magnetic coil with exciting current to produce electromagnetic force, is one of the main components.

在电磁轴承系统中，功率放大器的作用是向电磁铁线圈提供相应的控制电流以产生所需要的电磁力。

As it lifts and unloads steels directly by electromagnet force and it doesn 't need to enlace and pothook steels , so it accelerates load and unload speed and gets a very important position in steel production .

因为它直接利用电磁力吸吊和卸运钢材，不需要对钢材进行捆扎挂钩，提高了装卸速度，所以在钢铁生产中起着非常重要的作用。

Analysis magnet field is realized by Maxwell 2D on finite-element of electromagnetic field analysis. Inductance of coil as well as electromagnetic force was calculated by means of it.

2利用Ansoft软件中的Maxwell 2D磁场有限元分析软件进行电机磁场分析、静态电磁力的仿真计算以及电机线圈自感的计算。

Firstly, according to electromagnetic field theory, the 2-dimensional (2-D) mathematical model of a three phase squirrel-cage Y802-2 induction motor is developed. Then general equations can be deduced from finite element discrete and functional analysis. The motor's 2D solving region of electromagnetic field is given based on the boundary conditions and assumption conditions of the squirrel-cage induction motor. Through finite element mothod and inner–outer convergence method, magnetic field distributions and magnetic forces of bars can be calculated in following rotor conditions: health rotor, one single broken bar, two adjacent broken bars, two broken bars with one good interval, two broken bars with two good interval and four adjacent broken bars.

本文首先根据电磁场理论建立Y802-2型三相笼型感应电动机二维电磁场的数学模型，并对其进行了有限元离散以及泛函分析，推导出总体方程；在基本假设和边界条件基础上，给出笼型感应电动机二维电磁场的求解区域，然后应用有限元并结合内外双收敛方法，对样机稳态运行进行数值计算，得出电机在转子完好、一根导条断裂、连续两根导条断裂、间隔一根两根导条断裂、间隔两根两根导条断裂及连续四根导条断裂六种情况下的磁场分布和导条所受电磁力的变化情况。

Secondly,the driving force of the motor is analyzed in finite element analysis method.

其次，用有限元的分析方法对超导电机的电磁力进行了数值计算。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。