大型抽水蓄能完全向心塔形磁极装配质量提升

The Assembly Quality Improvement of Large-scale Pumped Storage Centripetal Tower Magnetic Poles

大型抽水蓄能机组具有转速快、制造精度高、运行情况复杂的特点,磁极采用完全向心的塔形结构可消除侧边拉力,其制造与装配的高标准给传统工艺带来前所未有的挑战。本文通过对某大型磁极的问题处理及过程控制,提出有效工艺方案,使磁极装配间隙降低,质量得到持续提升和明显改观。

Large-scale pumped storage units have the characteristics of fast speed,high manufacturing accuracy,and complex operating conditions.The magnetic pole adopts a centripetal tower structure to eliminate side tension.The high standards of manufacturing and assembly bring unprecedented challenges to the traditional process.For the problem handling and process control of a large magnetic pole,an effective process plan is proposed to reduce the magnetic pole assembly gap,and the quality is continuously improved and significantly changed.