双反星型，平衡电抗器及平波输出电路，焊接电流稳定。
Double reversed star shape, interphase reactor, flat wave output circuit, stable welding current.
分析了导致不带平衡电抗器的整流机组直流负载拐点电流超出许可范围的成因；
The cause that transition current of DC-load in rectifier unit without balance reactor exceeds the range of permission is discussed.
理论分析及仿真计算证明：地铁车辆辅助电源中变压器原边绕组的漏抗通过合理的设计，可以起到该平衡电抗器的作用。
Both theoretical analysis and simulation prove that rationally designed leakage reactance of the primary winding can play a role of balancing reactor.
磁势自平衡回馈补偿式直流传感理论是在电抗器磁势自平衡原理与差值电流回馈补偿原理的基础上，将两者相结合而形成的一种新的传感原理与方法。
The paper briefly describes the theory of direct current sensor based on magnetic potential self-balance and feedback compensation and the structure of prototype machine based on this theory.
磁势自平衡回馈补偿式直流传感理论是在电抗器磁势自平衡原理与差值电流回馈补偿原理的基础上，将两者相结合而形成的一种新的传感原理与方法。
The paper briefly describes the theory of direct current sensor based on magnetic potential self-balance and feedback compensation and the structure of prototype machine based on this theory.
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