分析了系统的全局稳定条件和补偿后电流中直流分量的产生机理，研究了系统带不平衡负载和动、稳态补偿性能以及稳定性。
The analysis of the whole region stability condition and the mechanism of the DC off-set in the compensated current of the system is proposed.
在电力变换器中，不平衡会产生不希望的直流波动以及交流侧无特征的谐波。
In power converters, unbalances generate undesirable DC ripple and non characteristical harmonics in the AC side.
三相变压器直流电阻不平衡对变压器本身，以及与变压器相连的其它设备的正常运行有影响。
The unequal phases resistance of a transformer has effects on the operation of the transformer and the connected equipments.
三相变压器直流电阻不平衡对变压器本身，以及与变压器相连的其它设备的正常运行有影响。
The unequal phases resistance of a transformer has effects on the operation of the transformer and the connected equipments.
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