slot leakage reactance

Deduction of Slot Leakage Reactance of Powerformer

Powerformer定子槽漏抗推导

Winding design and calculation on rotor slot leakage reactance of a 3Y/ 3Y pole-changing motor

3Y/3Y变极电机的绕组设计和转子槽漏抗计算法

Secondly, the end region leakage reactance and slot leakage reactance are calculated by the FEM software-ANSYS. Modeling and resolving process of end region leakage reactance is introduced detailedly.

其次，利用有限元软件ANSYS，计算Powerformer的端部漏抗和槽漏抗，详细介绍了端部漏抗的建模和求解过程。

Based on full current theory, derive formula of slot leakage reactance from magnetic field energy calculation.

采用全电流定理，由磁场能量的计算推导出槽漏抗计算公式。

The slot leakage reactance, the harmonic leakage reactance and the end leakage reactance are focused.

分析计算了高温超导直线感应电机的主电抗和漏电抗，重点分析了漏电抗中的槽漏抗、谐波漏抗和端部漏抗。

FE Analysis of Slot Leakage Reactance of Electric Machine

电机槽漏抗的有限元分析

Calculation on slot leakage reactance of cage rotor induction motors

异步电机笼型转子槽漏抗的计算

The slot leakage reactance of closed slot is big which can greatly reduce the starting current, but PMSM with closed slots has a very big leakage coefficient.

闭口槽槽漏抗大，可以有效地限制起动电流的大小，但转子采用闭口槽，永磁电机的漏磁系数大。

The result shows that armature reaction reactance can be calculated by traditional electrical machine design method; leakage reactance of semicircular slot can be determined by round-shape slot and rectangle slot leakage reactance; and FEM is more suitable for end region leakage reactance calculation.

结果表明Powerformer的电枢反应电抗可以采用传统电机设计方法计算，半圆形槽漏抗可以根据传统圆形槽和矩形槽漏抗的计算方法来确定，端部漏抗适宜采用有限元方法计算。

On the basis of elementary electromagnetic laws, the numerical formulas for calculating slot specific permeance and slot leakage decrease coefficient as key factors in getting slot leakage reactance are deduced.

根据基本电磁定律，推导了槽漏抗计算中起关键作用的槽比漏磁导与槽漏抗减小系数的数值计算公式。

In addition, closed slots can be actualized in order to reduce starting resistant moment, but slot leakage reactance could be increased due to closed slots.

此外，模块化结构可实现闭口槽，以降低起动阻力矩，但闭口槽会使槽漏抗增加。

Considering the skin effect of rotor bar and magnetic field distribution, the rotor slot leakage reactance of different poles and loads is calculated by sinusoidal time-varying finite element method and energy method.

考虑转子导条集肤效应和磁场不同分布，采用正弦时变有限元法和能量法计算了不同极数下起动时和不同负载时的转子槽漏抗。

This paper presents the calculating method for stator and rotor harmonics unit leakage permeance, slot end and slot bottom pitch leakage reactance coefficient, starting torque, breakdown torque, and starting current in designing of motors with further pole ratio.

阐述远极比电机设计时定、转子谐波单位漏磁导、槽口、槽底节距漏抗系数、起动转矩、最大转矩、起动电流的计算方法。

Three type of slot shape are discussed respectively when calculated the slot reactance, which including round-shape slot, semicircular shape slot and rectangle slot, the calculation method of semicircular shape slot leakage reactance is determined by the analytic solution of round-shape slot and rectangle slot leakage reactance.

计算槽漏抗时，对三种槽形分别进行讨论，确定了根据圆形槽和矩形槽漏抗的解析解计算半圆形槽漏抗的方法。