一种特高压换流变压器现场加热措施

A Kind of Ultra-high Voltage Converter Transformer Field Heating Measures

介绍了特高压换流变压器现场加热措施和加热装置,采用短路法对变压器从内部进行加热,从而达到加热干燥的效果。现场应用结果表明,本加热措施具备向特高压换流变压器输出额定电流的能力,可以通过调节输出电流,使变压器油温度保持恒定,加热效率高,对提高器身绝缘处理的效果明显,大大缩短了工艺处理时间。

This paper introduces the ultra--high voltage converter transformer is heating measures and heating equipment,using the method of short circuit transformer to heat from the inside,so as to achieve the effect of heating dry.The application results show that the heating measures to have ultra-high voltage converter transformer is output rated current ability, adjust the output current,make the transformer oil temperature constant,heating efficiency high,to improve the effect of implement body insulation treatment significantly, greatly reducing the processing time.