变压器绕组指的是变压器的电路部分,由电导率较高的铜导线或铝导线绕制而成,应用于电力系统。绕组应具有足够的绝缘强度、机械强度和耐热能力。 绕组通常分为层式和饼式两种。绕组的线匝沿其轴向依次排列连续绕制的,称为层式绕组。一般层式绕组每层如筒状,所以由两层组成的绕组称双层圆筒式;由多层组成的称多层圆筒式。
综述了引起变压器绕组电阻不平衡的因素,并进行了分析。
The factors that cause the resistance unbalance of transformer winding are summarized and analysed.
介绍了大型变压器绕组用扁铜导线的焊接原理及其操作工艺。
Welding principle and its operating process of flat copper wire in large transformer windings are introduced.
近年来,由于变压器绕组变形直接或间接导致的变压器损坏事故居高不下。
In recent years, the ratio of the transformer faults caused by the winding deformation directly or indirectly remains very high.
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