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变压器绝缘电阻降低问题的试验研究
Study on lowering of transformer insulated resistance
【摘要】 某变电所1台大型电力变压器在投入运行后,其绝缘电阻逐年下降。通过对变压器油进行色谱分析,试验各项指标无异常,但油中含有大量微生物。采用高效吸附剂处理变压器油,效果良好。
【Abstract】 Its insulated resistance has decreased year by year after a large capacity transformer put into use in a substation.The results of chromatographic analysis of transformer oil showed that all kinds of index are acceptable;however there is lot of microorganism in oil.Using high efficient absorbent to handle the transformer oil is a correct way,which solve that problem.
【关键词】 变压器;
微生物;
绝缘电阻;
泄漏电流;
色谱分析;
【Key words】 transformer; microorganism; insulated resistance; leakage current; chromatogram;
【Key words】 transformer; microorganism; insulated resistance; leakage current; chromatogram;
- 【文献出处】 黑龙江电力 ,Heilongjiang Electric Power , 编辑部邮箱 ,2007年04期
- 【分类号】TM406
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