隔膜保护式变压器假油位现象分析及处理

Analysis of False Oil-Level Phenomenon in Membrane-Protected Transformer & Its Treatment

结合丹江口水利枢纽小水电有限公司#2主变检修投运后油标油位大幅度上升的实例,分析了“假油位”形成的原因,提出了对“假油位”的判定、预防及处理方法。

When the membrane-protected transformer No.2 of the small hydropower station in Danjiangkou hydropower project is repaired and put into operation, the oil-level in the oil-breather of this transformer happens rising over the top limit of the oil-gauge; the analysis and judgement on this “false oil-level”phenomenon are given; some prevention and treatment measures for it are proposed.