电力变压器用吸湿器常见问题及改进措施

Common Problems and Improvement Measures of Dehumidifiers for Power Transformers

通过4起典型案例分析了变压器运行中吸湿器的常见异常现象。结合吸湿器实际运行情况,从多个方面提出针对性改进措施。对吸湿器结构进行优化设计,提出了一种新型的吸湿器结构,并给出了其安装和运行维护的相应要求。

This paper analyzes the common abnormal phenomena of dehumidifiers in transformer operation through four typical cases.It then puts forward corresponding improvement measures from multiple aspects considering actual operation situation of transformer dehumidifiers.Through optimizing the design of dehumidifier structure,it proposes a new type of dehumidifier structure,and gives corresponding requirements for its installation,operation and maintenance.