江漢盆地潛江凹陷潭口地區(qū)構(gòu)造模式及勘探潛力
發(fā)布時間:2018-05-09 07:24
本文選題:潭口地區(qū) + 潛江鹽湖; 參考:《中國石油勘探》2017年04期
【摘要】:潭口地區(qū)屬于極具鹽湖盆地特色的一個大型鹽隆構(gòu)造,其結(jié)構(gòu)構(gòu)造十分復(fù)雜。近年來通過對潭口地區(qū)結(jié)構(gòu)構(gòu)造及演化開展再認(rèn)識,認(rèn)為潭口地區(qū)具有鹽湖特色的S形嵌入構(gòu)造。結(jié)合已有鉆探資料與油氣發(fā)現(xiàn),首次明確提出潭口凸起同沉積斷層帶下降盤發(fā)育多期坡折扇體,同時指出該區(qū)存在4類重點(diǎn)勘探目標(biāo),即潭口凸起周緣構(gòu)造油藏勘探目標(biāo),潭口凸起東、西部灘壩巖性油藏、水下分流河道構(gòu)造—巖性油藏勘探目標(biāo),潭口凸起南部同沉積斷層帶下降盤坡折巖性油藏及嵌入型構(gòu)造油藏勘探目標(biāo),高斷階帶新溝嘴組、白堊系它源油藏勘探目標(biāo)。
[Abstract]:Tankou area is a large salt-uplift structure with the characteristics of salt lake basin, and its structure is very complicated. In recent years, the structural structure and evolution of the Tankou area have been re-recognized, and it is considered that the Tankou area has a S-shaped embedded structure with the characteristics of salt lakes. Based on the existing drilling data and oil and gas discovery, it is proposed for the first time that there are four kinds of important exploration targets, that is, the exploration target of the structural reservoir around the Tankou uplift in the Tankou uplift synsedimentary fault zone, and that the slope folding fan body is developed in the descent plate of the Tankou uplift fault zone for the first time. Tankou uplift east, west Tanba lithologic reservoir, underwater distributary channel structure-lithologic reservoir exploration target, southern Tankou uplift southern synsedimentary fault zone downhill slope break lithologic reservoir and embedded structural reservoir exploration target, high fault zone Xingouzui formation, Cretaceous source reservoir exploration target.
【作者單位】: 中國石化江漢油田分公司勘探管理部;中國石化江漢油田分公司勘探開發(fā)研究院;
【基金】:中國石化重點(diǎn)科技項(xiàng)目“江漢盆地再分析及新區(qū)新領(lǐng)域勘探潛力評價”(P14111);中國石化重大專項(xiàng)“江漢盆地油氣聚集規(guī)律與精細(xì)評價關(guān)鍵技術(shù)”(2DP17009)
【分類號】:P618.13
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本文編號:1865106
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