铁心

Some new method is presented in this paper: A. An Integrated parameters computation method to analysis asynchronous operation of the turbine generator is given, including the equivalence of short circuit and open circuit of field windings, deducing boundary condition of 〓 method and computing frequency parameters. B. A new memory structure for sparse complex matrix and a PCCG method based on it are introduced to save memory and computation time. C. An equivalent method of vacuum is presented, and effectively eliminate the effect of corner point and accelerate convergence of PCCG method. D. Coupling the computation of electromagnetic and temperature field is discussed and model for computing temperature field of the turbine generator rotor at asynchronous operation is built.

文中提出了以下新方法：(1)在失磁异步运行转子三维涡流场计算中提出了完整的参数计算方法，其中包括励磁绕组开、短路的等效，〓法边界条件的推导及频率参数的计算方法；(2)提出了铁心内空气域的等效方法，有效地解决了开槽引起的角点奇异问题，并提高了方程组的迭代收敛速度；(3)在〓法有限元模型中，创立了一种能节约内存、提高计算速度的压缩存储矩阵格式，并建立了基于该格式的方程组解法；(4)提出了涡流电磁场和温度场两种不同场计算的合理结合方法，建立了转子三维稳态和时变温度场的有限元计算模型。

Transformer is to use the principle of electromagnetic induction to change the AC voltage of the device, the main component is the primary coil, secondary coil and core.

变压器是利用电磁感应的原理来改变交流电压的装置，主要构件是初级线圈、次级线圈和铁心。

It used the finite element method to analyze the magnetic distribution within the effective width of primary lamination and the circuit method to simulate the end of primary winding.

阐述了深槽式单相直线感应电机的结构特点和运行原理，提出了场路结合的分析模型(其中用有限元方法分析铁心叠厚范围内的磁场分布，用电路来等效初级绕组端部)。

A field-circuit approach for accurate prediction of thesteady-state performance of squirrel cage induction motor is presented. The method is based on two-dimensional complex nonlinear eddy-current solution with the use of effective reluctivity.

基于电机二维非线性正弦涡流场有限元计算及有效磁化曲线的等效，用场路结合的方法分析电机的特性，考虑了集肤效应和铁心饱和对电机参数的影响。

Turn arm was joined with pressure spring join rod of contactor, and magnetic circuit with lesser magnetic resistance consisted of magnetic fields of move iron core and permanent magnet to form retentiveness.

拐臂和触头压力弹簧的连杆相连，动静铁心对永久磁铁的磁场构成小磁阻磁路，形成保持力。

In order to improve the sensitivity of sensors to improve sensor linearity, linear range of the sensor increases, the design of the two-phase反串coil, two secondary coil of the opposite polarity voltage, LVDT output voltage is two times level difference between the voltage coil, the output voltage and core values of the linear relationship between displacement.

为了提高传感器的灵敏度，改善传感器的线性度、增大传感器的线性范围，设计时将两个线圈反串相接、两个次级线圈的电压极性相反，LVDT输出的电压是两个次级线圈的电压之差，这个输出的电压值与铁心的位移量成线性关系。

In this paper the influence of the core structure , the winding configuration and, especially, the unequal gap lengths among the secondary coil pancakes on the stray field is studied by using the software ANSYS .

利用ANSYS软件计算多种情况下超导变压器的磁场分布，研究了变压器的铁心结构、绕组形式、二次绕组不均匀气隙以及不同的一、二次绕组线圈高度等因素对漏磁场的影响。

It is presented that the equivalent circuit and formulae for calculating inductance parameters (self inductance and mutual inductance) of shunt reactor with auxiliary winding system in the paper.

提出带抽能线圈并联铁心电抗器的等效电路和电感参数设计公式，通过对这种特殊并联电抗器三维非线性磁场的有限元分析，准确地计算出电抗器的电感参数以及抽能线圈空载和负载情况下电抗器的伏安特性曲线。

One or two series connection of the additional winding capacitance is added to the core.

采取的措施是在变压器绕组上加装一种转换装置，即在铁心外增加一组或两组串接电容的附加绕组。

Based on contact nonlinear FEM,it analyzes the intensity and rigidity of motor stator iron-core shiplap pressuring frame by ANSYS,which provides a good method for designing and calculating the motor structure.

采用接触非线性有限元分析方法，借助于ANSYS软件对电机定子铁心叠压骨架的整个结构进行强度和刚度的计算分析，根据计算结果提出改进方案，为电机的结构设计提供了一种有效的设计计算方法。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。