顶空气相色谱分析变压器油中溶解气体含量

Analysis of Gases Dissolved in Electrical Insulating Oil by the Headspace Gas Chromatography

综述了顶空气相色谱分析技术的原理及其优点,以及将其应用于电力用绝缘油中气体含量的分析展望。同时,文章综述了油中溶解气体含量分析所需的顶空气相色谱配制和具体的仪器试验条件,详述了顶空瓶容量的确定,顶空瓶使用前的预处理,标准曲线的建立,样品分析及分配系数的确定。

The theory and advantages of the headspace gas chromatography and its application in the analysis of gases dissolved in electrical insulating were reviewed. The specific configuration of the headspace gas chromatography and the experiment condition of the equipment were discussed. The determination of the headspace vial volume, the preparation of the headspace vial and the calibration curves, the analysis of field samples and determination of partition coefficients were proposed.