部涡流 meaning in English

bilge vortex

In this paper ， the design characteristics and development situatution of powerformer are introduced ； the structure of prototype is studied ， and three dimension end region entity model of powerformer stator is established ； the theory of analyzing end region eddy magnetic field of stator by finite element method is studied ； end region magnetic field of stator is analyzed and the numerical value of end region leakage reactance of stator is calculated
本文介绍了powerformer的设计特点和发展现状；研究了其样机本体结构，并建立了定子端部三维实体模型；研究了用有限元法分析定子端部涡流磁场的理论基础；用有限元法分析了定子端部磁场并计算出了定子端部漏抗值。