中性点有效接地系统 meaning in English

system with effectively earthed neutral

An approach of balancing compensation for any unsymmetrical three - phase load in neutral grounding distribution network
中性点有效接地系统不平衡负载的平衡化补偿理论研究
In the electric power system of neutral point effectively , if parameter is not symmetric , the zero - phase - sequence current will appear
在中性点有效接地系统中，如果参数不对称就会产生零序电流。