一次主变瓦斯保护误动的原因及预防措施

The Main Analysis of Power Transformer Gas Protection Fault and Preventive Measure

瓦斯保护是油浸式变压器的主保护之一,其正确动作对变压器的运行至关重要。本文通过对一次变压器重瓦斯保护动作事故的分析,找到事故原因,并提出了预防瓦斯继电器误动的相应措施。

The main transformer gas protection is a main protection for oil immersed transformer, its proper motion is very important for the operation of the transformer. In this paper, by analysis of a transformer heavy gas protection action accident, we find the reason about the fault, and how to preventing the gas relay malfunction.