The Shield combines direct and oscillating current into a resonant transformer to provide increased levels of EMF protection.
盾构相结合的直接和振荡电流进入谐振变压器，以提供更高水平的电磁场的保护。
2
According to the current waveform and actual condition of the motor at two sides of the terminal, it is pointed out that the transformer saturation is the direct reason of causing this fault.
根据电动机首末端两侧电流波形及现场的实际情况，指出电流互感器饱和是导致这次事故的直接原因。
3
This paper brings up a method called demagnetization dynamic measurement system for measuring the directcurrent resistance (DCR) of the transformer due to the characteristics of the windings.