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时间:2019-02-09
《【7A文】松辽盆地青山口组页岩油储层特征.pptx》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、1中国石油二〇一二年四月.无锡松辽盆地上白垩统青山口组致密油储层特征报告提纲一、区域概况二、致密油储层特征三、致密油勘探潜力四、几点认识松辽盆地晚白垩纪地层综合图一、区域概况1.松辽盆地上白垩统发育两套优质烃源岩,以青山口组为主大庆长垣齐家松辽盆地北部中浅层勘探成果图西部斜坡古龙安达三肇主体尚家-太平川双城青山口组单井产油1.04~71.26t/d.15.257025757.3.2305.350722.0800097105.2535.88002.257557.2.2230172.30188568
2、9674.7018006800320020m2.青一段烃源岩平均厚度60m,生油条件最好203030405000066070070070705070078080080800808700099096540001000001000015图例一级构造二级构造25等值线(m)10实测数据点8060403045(公里)松辽盆地北部青一段暗色泥岩等厚图22.25.252.2522.575.5753333.253.253.5.53.53.5754443.250153045(公里)2图例一级构造二级构造TOC(%
3、)(%)43.532.50青一段泥岩有机碳等值线图暗色泥岩平均厚度60m,凹陷主体一般大于70m干酪根以Ⅰ型为主,有机碳含量(TOC)平均2.13%50.550.551.0751520752.1.050.255200.5.1.20.50.250.5.50250.5凹陷主体:Ro≥0.6%面积31060km2,生油强度≥2×106t/km250.70.7.1111.255011.2511.1.1.2750153045(公里)图例1一级构造二级构造Ro(%)00.50.751.22.0青一段烃源
4、岩镜质体反射率等值线图(百万吨/平方公里)青一段烃源岩生油强度图2.青一段烃源岩平均厚度60m,生油条件最好TOC(%)“A”(%)S1+S2(mg/g)2.青一段烃源岩平均厚度60m,生油条件最好松辽盆地北部S1+S2平均16.37mg/g,生油条件最好2.842.472.563.153.153.762.0521043三肇古龙齐家长垣王府朝阳沟黑鱼泡0.6260.5520.4410.5030.480.4450.1840.30.20.100.40.60.50.7三肇古龙齐家长垣王府朝阳沟黑鱼泡1
5、6.957.6615.2520.4320.522.712.135020151025三肇古龙齐家长垣王府朝阳沟黑鱼泡0.51.750525.515001105002550.5525055200051201275212.5.51.25122.1.327531203002551.1.725201.73.青二、三段烃源岩平均厚度200m,生油条件较好暗色泥岩平均厚度200m,凹陷主体一般大于300m干酪根为Ⅰ~Ⅱ1型,有机碳含量(TOC)平均1.11%松辽盆地北部青二、三段暗色泥岩等厚图松辽盆地北部青
6、二、三段泥岩有机碳等值线图05050011502002200200505015015050000335053504004505500153045(公里)图例一级构造二级构造25等值线(m)实测数据点0.50.0.50.0.750.750751111.251.1.511.1.51.1..51.251.725225.2521.552.5.52535950639.250153045(公里)3图例一级构造二级构造.7TOC(%)57.051555252.0.0257.5057.052.52.0.0522.
7、5.00010110..0.250.250.0.250.50.50.51.250.11.251.50153045(公里)图例1一级构造二级构造Ro(%)00.50.751.22.0150.25凹陷主体:Ro≥0.6%面积16420km2,生油强度≥1×106t/km2青二、三段烃源岩生油强度图青二、三段源岩镜质体反射率等值线图3.青二、三段烃源岩平均厚度200m,生油条件较好(百万吨/平方公里)TOC(%)“A”(%)S1+S2(mg/g)3.青二、三段烃源岩平均厚度200m,生油条件较好松辽
8、盆地北部S1+S2平均6.05mg/g,生油条件较好0.650.911.361.41.371.181.3210.80.60.40.201.61.41.2三肇古龙齐家长垣王府朝阳沟黑鱼泡0.0560.2050.1440.0580.1660.1660.1660.0500.20.150.10.25三肇古龙齐家长垣王府朝阳沟黑鱼泡2.437.382.387.468.115.389.28321010987654三肇古龙齐家长垣王府朝阳沟黑鱼泡报告提纲一、区域概况二、致密油储层特征三、致密油勘
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