结合负序电流的通用表达式，讨论了在不同负荷条件下的原边电流不平衡度。
The unbalanced degrees of current in primary winding under different load conditions are discussed, which are based on the general expressions of negative phase sequence current.
仿真结果验证了所提补偿方法的高精度，而且不受CT负载特性、CT剩磁情况及原边电流直流成分的影响。
The simulation results verify the high precision of the proposed compensation method regardless of the waveform of ct primary current, remanent flux level, and load characteristic.
该电路采用脉冲变压器耦合MOSFET管驱动电路，具有输出变压器原边平均电流和副边峰值电流的过流保护功能。
The circuit, with over-current protection of output transformer original side average current and side peak current, adopts pulse transformer coupling MOSFET driving circuit.
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