The method of flat cell making, the glue sealing for the bottom and the sealing of the battery as well as the problems of the short current of 12v battery were mainly discussed.
This paper analyzes the causes of induced current of axial sealing blower fan which raised up suddenly and brings forwards countermeasures to assure safe operation.
对轴封风机改造后出现的电机电流突增现象进行了原因分析，并提出对策，保证了设备的安全运行。
3
The improved method for main sealing sections of high-voltage current transformer is introduced.