Analysis and treatment of the faults of vibration unusual sound and core temperature abnormal rise in excitingtransformer, caused by the unbalance of the secondary side load, are introduced.
介绍了励磁变压器因二次侧负荷不平衡引起振动异音及铁心温度异常升高故障的原因分析及处理。
2
The electromagnetic relation and exciting parameters of transformer are analysed. An another form of transformer equivalent circuit is proposed and is compared with present equivalent circuit.
分析了变压器的电磁关系及励磁参数，提出了变压器的等效电路另一形式，并且与现用的等效电路进行比较。
3
The harmonic comes from power system side, which is caused mainly by exciting current of the large capacity transformer besides the nonlinear loads.