原油中微量金属元素分析技术及其在勘探中的应用ANALYZING TECHNIQUES OF THE TRACE METALLIC ELEMENTS IN THE CRUDE OIL AND THEIR APPLICATION IN THE EXPLORATION
张作祥,金大伟,白凤有,孔艳,宋继芳,王玉杰
ZHANG Zuoxiang,JIN Dawei,BAI Fengyou,KONG Yan,SONG Jifang,WANG Yujie
摘要(Abstract):
针对原油中微量金属元素含量低、富集难、分析难的问题,研发了微量金属元素富集技术和分析技术,建立了微量金属元素检测方法。实验结果表明:检出种类多,可同时检出原油中26种微量金属元素;检出限低,最低可达1μg/L;稳定性好,平均标准偏差为4.7%;准确度高,加标回收率为92%~105%。在勘探领域应用原油中微量金属元素特征,可判别原油来源和指示原油运移方向。
In the light of the problems of the low content,hard enrichment and difficult analysis of trace metallic elements in crude oil,the enriching and analyzing technique for the elements is developed,and moreover the corresponding testing methods are established.The experimental results show that so many elements can be detected such as 26 kinds of the trace metallic elements could be found simultaneously in crude oil;and the detection limit can be very low,the least can reach 1 μg/L;the stability is good,the mean standard deviation is 4.7%;the accuracy is high,the marked recovery rate is between 92% and 105%.In the field of the exploration,the characteristics of the trace metallic elements in the crude oil can judge the origin and indicate the migration direction of the crude oil.
关键词(KeyWords):
原油;微量金属元素;勘探;运移;检测
crude oil;trace metallic element;exploration;migration;test
基金项目(Foundation): 中国石油天然气股份公司重大科技专项“大庆探区非常规油气勘探开发关键技术研究与现场试验”(2012E2603-06)
作者(Author):
张作祥,金大伟,白凤有,孔艳,宋继芳,王玉杰
ZHANG Zuoxiang,JIN Dawei,BAI Fengyou,KONG Yan,SONG Jifang,WANG Yujie
参考文献(References):
- [1]张厚福,方朝亮,高先志,等.石油地质学[M].北京:石油工业出版社,1999:14-16.
- [2]丁志敏.微量元素在霸县凹陷油源对比中的应用[J].石油与天然气地质,1987,8(2):138-144.
- [3]刘小薇,程克明.微量元素在煤成烃研究中的应用[J].石油勘探与开发,1995,22(5):40-44.
- [4]赵孟军,黄第藩,廖志勤,等.原油中微量元素地球化学特征[J].石油勘探与开发,1996,23(3):19-23.
- [5]李景喜,陈发荣,崔维刚,等.不同原油中金属元素的测定及聚类分析[J].分析测试学报,2010,29(6):558-563.
- [6]金强,田海芹,戴俊生.微量元素组成在固体沥青—源岩对比中的应用[J].石油实验地质,2001,23(3):285-290.
- [7]张庆石.松辽盆地古龙凹陷南部葡萄花油层油气富集规律[J].大庆石油地质与开发,2011,30(6):38-42.
- [8]曾花森,蔡郁文,霍秋立,等.烃源岩中有效有机质的类型评价及意义[J].大庆石油地质与开发,2013,32(3):8-14.
- [9]王占国,吕茜,李景坤.松辽盆地北部黑帝庙油层烃源岩条件初步探讨[J].大庆石油地质与开发,2005,24(1):35-37.
- [10]党毅敏.松辽盆地青山口组地质时代探讨[J].大庆石油地质与开发,2011,30(4):31-34.
- [11]李扬,朱建华,武本成,等.格尔木混合原油中金属元素的赋存状态研究[J].武汉工程大学学报,2009,31(1):1-4.
- [12]王祥,吕修祥,张艳萍,等.流体包裹体微量元素在油气勘探中的应用——以塔里木盆地塔中地区为例[J].沉积学报,2011,29(5):986-992.
- [13]侯启军,冯子辉,邹玉良.松辽盆地齐家—古龙凹陷油气成藏期次研究[J].石油实验地质,2005,27(4):390-393.
- [14]张维琴,杨玉峰.松辽盆地西部斜坡油气来源与运移研究[J].大庆石油地质与开发,2005,24(1):17-22.