由于回路之间互感作用的存在，给多回路输电线路参数的测量带来了很大的困难。
And it gives a huge challenge for the parameters measurement due to the mutual inductance effects between different lines.
电流互感器作为电力系统中的重要设备，对电力系统的正常运行和电力的精确计量有非常重要的作用。
As very important equipments in electric power industry, current transducers (ct) play a primary role for working well and calculating precisely in power supplying system.
本文论述了直流互感器在大功率晶闸管励磁系统中线路结构形式以及在激磁电流自动调节控制系统中所起的作用。
The paper presents the circuit structure type of the D. C. inductor in high power thyristor exciting system and the role of the D. C. inductor in the exciting current self-regulation control system.
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