gap field meaning in English
气隙场
Examples
- Linear induction motor is an important kind of machines which have some merits such as simple structure , low cost , durability , convenience for maintenance etc . the subject of this thesis is to study a big circular ring linear induction motor , and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core , one - dimension analytical solution for the air gap field is cited in this paper . based on it , the single layer winding magnetic field is studied . considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends , the double - layer winding magnetic field is analyzed , respectively
本文对大圆环直线感应电机进行了深入细致研究，内容包括： ( 1 )本文采用有限长行波面电流作用于有限长铁芯上的模型，引用了气隙磁场一维解，研究了单层绕组磁场，奇数极半填槽双层绕组在采用整距和短距时磁场的分析、比较，简单介绍了二维解； ( 2 )用有限元软件ansoft对大圆环直线感应电机空载气隙磁场进行了静态分析，并分析了结果； ( 3 )用软件进行了额定电压下的瞬态分析，得到了转矩，位移，转速随时间变化曲线图，利用单极性霍尔元件测定转速并与软件计算结果进行了比较，采用等效电路法计算了堵转时的最大电磁力并做实验进行了验证，由实验测得了三相电流波形，并与计算结果进行了比较，对其不对称性进行了定性分析。