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海底烃类渗漏的地球化学识别 被引量:1

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摘要 利用海底烃类嗅测仪可以检测到因海底烃类渗漏而在海水中存在的烃类地球化学异常。烃类嗅测仪可检测到的指标主要是甲烷,也包括重烃类气体和芳烃类。利用烃类嗅测仪可以有效地识别海底宏渗漏的存在。海底沉积物的地球化学异常可以指示海底烃类渗漏的存在。通过沉积物柱状取样,地球化学分析和异常解释,渗漏烃来源分析,以及对热成因烃类源区有机质类型、沉积环境、热成熟度、时代以及油气属性等信息的提取,为海域油气资源勘探和评价提供地球化学依据。
出处 《海洋地质动态》 2007年第11期8-13,共6页 Marine Geology Letters
基金 南黄海选定海域油气地球化学探测项目.
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参考文献25

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