大型变压器强油风冷却器运行中常见故障及改进

Frequent Faults of Large-scale Transformer in Operation with Forced Oil-air Cooling System

本文简要阐述了大型变压器强油风冷却器的冷却过程,重点对其在运行中易发生的故障特证,发生故障的原因及检查处理方法进行了分析和探讨.对影响安全运行的接线盒及温控线路的技术改造进行了研究.

This paper expounds cooling action of forced oil-air cooling system about large-scale transformer. Especially discusses characteristics of faults taking place during operation, The fault causes and their inspection and elimination methods, besides,technical improvements on the terminal box and temperature control circuit that affect the safety operation