Having lower and unified positive ( negative ) and zero sequence impedance , which benefits to improve the power supply quality 具有較低而有均勻的正(逆)充和零序阻抗,它有利于改善供電品質。
According to zero sequence voltage distribution from system zero sequence impedance to shunt reactor zero sequence in zero sequence circuit , the zero sequence voltage at the terminal of shunt reactor and the zero sequence compensating voltage at neutral are compared in the scheme 即根據零序網絡中零序電壓在系統零序阻抗和電抗器零序阻抗上的分布情況,通過直接比較電抗器首端零序電壓與補償到電抗器末端中性點的零序補償電壓的幅值大小,來判別電抗器匝間故障。