采用裂解气相色谱-质谱联用技术对大庆石化公司裂解气压缩机EC301不同压缩段的垢样进行分析.实验使用了RJ-1型管炉式裂解器,在500℃下对垢样进行裂解,色谱柱为60 m DB-1型毛细管色谱柱,质谱采用电子轰击电离源,电离能70 eV.研究表明,垢样的形成与环戊二烯密切相关.裂解气相色谱-质谱法可以作为分析该垢样成因的有效手段.
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