马奎;王铜山;胡素云;李永新;

• 1:中国石油勘探开发研究院

摘要(Abstract)：

选取华北花园地区下马岭组元古界低成熟泥页岩为代表的低成熟古老烃源岩,制备成干酪根,分别在正常和含铀条件下进行高压釜黄金管生烃模拟实验,探讨铀对古老烃源岩有机质生烃的影响。结果表明:铀影响古老烃源岩有机质生烃产率和热演化,降低有机质生烃中甲烷的形成,使液态烃的生成滞后,并在成熟—过成熟阶段抑制液态烃的裂解,总烃产率不变;二氧化碳和氢气产率明显提升;含铀条件下生成的甲烷、乙烷、丙烷和二氧化碳的δ~(13)C值比正常条件的轻,铀可抑制有机质生烃的热演化,降低有机质成熟度,与铀共生的古老烃源岩生成的油气更容易保存。

关键词(KeyWords)：铀;古老烃源岩;生烃模拟;元古界;油气潜力;下马岭组;花园地区

Abstract:

Keywords:

基金项目(Foundation):中国石油股份公司重大科技专项(2014E-32-01);; 中国石油勘探开发研究院超前基础研究项目(2015yj-09)

作者(Author):马奎;王铜山;胡素云;李永新;

Email:

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