工程科学学报，第38卷，第1期：1一10,2016年1月 Chinese Journal of Engineering,Vol.38,No.1:1-10,January 2016 DOI:10.13374/j.issn2095-9389.2016.01.001:http://journals.ustb.edu.cn 深层碎屑岩含油气储层发育特征 张凯逊”，白国平)区，曹斌风2》，金凤鸣》 1)中国石油大学（北京）油气资源与探测国家重点实验室，北京1022492)中国科学院油气资源研究重点实验室，北京100029 3)中国石油华北油田公司，任丘062552 ☒通信作者，E-mail:baig即@cup.cdu.cn 摘要基于深层油气藏的最新数据，对世界范围内深层碎屑岩油气藏富集规律及储层发育特征进行了统计分析.中南美 和北美（不包括美国本土48州）深层碎屑岩发现的油气探明和控制(2P)可采储量最多，其中北美发现的石油2P可采储量最 多，而中南美发现的天然气和凝析油2可采储量最多.全球深层碎屑岩油气最富集的六大盆地依次为墨西哥湾、东委内瑞 拉、阿拉伯、南里海、塔里木和圣克鲁斯一塔里哈盆地.在深层条件下，尽管储层通常表现为物性整体差，但仍可发育优质储 层.深层油气勘探应立足于对“甜点”的预测，重点考虑颗粒薄膜、孔隙流体超压和盐岩发育对深层砂岩储层原生孔隙的保存 作用. 关键词碎屑岩储层：地质特征：油气藏：统计分析 分类号TE122.3 Geological features of siliciclastic reservoirs in deep petroleum accumulations ZHANG Kai-xun,BAI Guo-ping CAO Bin-feng?,JIN Feng-ming 1)State Key Laboratory of Petroleum Resources and Prospecting,China University of Petroleum,Beijing 102249,China 2)Key Laboratory of Petroleum Resources Research,Chinese Academy of Sciences,Beijing 100029,China 3)Petro China Huabei Company,Rengiu 062552,China Corresponding author,E-mail:baigp@cup.edu.cn ABSTRACT Based on the latest data of deep petroleum accumulations,this study aims at documenting distribution patterns and geo- logical features of global siliciclastic reservoirs.Central South America and North America (excluding the Lower 48 States)host the largest shares of the total proved and probable(2P)oil and gas reserves in deep siliciclastic rocks.North America contains the bulk of 2P oil reserves in deep siliciclastic rocks,whereas Central South America has the lion's share of gas and condensate reserves.Of all deep petroliferous basins with siliciclastic reservoirs,the 6 most prolific basins are the Gulf of Mexico,East Venezuela,Arabian, South Caspian,Tarim and Santa Cruz-Tarija Basins.Deep siliciclastic reservoirs are generally characterized by poor petrophysics.It is fair to say,however,that high-quality sandstone reservoirs could be developed under favorable geological conditions at deep burials. The key of deep petroleum exploration is the better delineation of "Sweet Spots"in deep layers where grain coatings,fluid overpressure and/or well-developed salts might have preserved the considerable portion of original primary porosity. KEY WORDS siliciclastic reservoirs:geological features;petroleum accumulations:statistical analysis 深层油气藏被定义为现今埋深超过4500m的油认为世界深层油气探明和控制(2P)可采储量的 气藏Ⅲ.随着深层油气勘探开发越来越被广泛关注， 63.3%分布于碎屑岩，35.0%分布于碳酸盐岩，其余的 全球深层油气的新增储量呈增长趋势.C等冈统计 1.7%分布于变质岩和火成岩.因此，油气勘探开发向 收稿日期：2015-09-08 基金项目：国家重大科技专项(2011ZX05006-005):国土资源部科技项目(2015 YOKYQ0401)工程科学学报，第 38 卷，第 1 期: 1--10，2016 年 1 月 Chinese Journal of Engineering，Vol． 38，No． 1: 1--10，January 2016 DOI: 10． 13374 /j． issn2095--9389． 2016． 01． 001; http: / /journals． ustb． edu． cn 深层碎屑岩含油气储层发育特征 张凯逊1) ，白国平1) ，曹斌风2) ，金凤鸣3) 1) 中国石油大学( 北京) 油气资源与探测国家重点实验室，北京 102249 2) 中国科学院油气资源研究重点实验室，北京 100029 3) 中国石油华北油田公司，任丘 062552  通信作者，E-mail: baigp@ cup． edu． cn 摘 要 基于深层油气藏的最新数据，对世界范围内深层碎屑岩油气藏富集规律及储层发育特征进行了统计分析． 中南美 和北美( 不包括美国本土 48 州) 深层碎屑岩发现的油气探明和控制( 2P) 可采储量最多，其中北美发现的石油 2P 可采储量最 多，而中南美发现的天然气和凝析油 2P 可采储量最多． 全球深层碎屑岩油气最富集的六大盆地依次为墨西哥湾、东委内瑞 拉、阿拉伯、南里海、塔里木和圣克鲁斯--塔里哈盆地． 在深层条件下，尽管储层通常表现为物性整体差，但仍可发育优质储 层． 深层油气勘探应立足于对“甜点”的预测，重点考虑颗粒薄膜、孔隙流体超压和盐岩发育对深层砂岩储层原生孔隙的保存 作用． 关键词 碎屑岩储层; 地质特征; 油气藏; 统计分析 分类号 TE122. 3 Geological features of siliciclastic reservoirs in deep petroleum accumulations ZHANG Kai-xun1) ，BAI Guo-ping1)  ，CAO Bin-feng2) ，JIN Feng-ming3) 1) State Key Laboratory of Petroleum Ｒesources and Prospecting，China University of Petroleum，Beijing 102249，China 2) Key Laboratory of Petroleum Ｒesources Ｒesearch，Chinese Academy of Sciences，Beijing 100029，China 3) Petro China Huabei Company，Ｒenqiu 062552，China  Corresponding author，E-mail: baigp@ cup． edu． cn ABSTＲACT Based on the latest data of deep petroleum accumulations，this study aims at documenting distribution patterns and geo￾logical features of global siliciclastic reservoirs． Central ＆ South America and North America ( excluding the Lower 48 States) host the largest shares of the total proved and probable ( 2P) oil and gas reserves in deep siliciclastic rocks． North America contains the bulk of 2P oil reserves in deep siliciclastic rocks，whereas Central ＆ South America has the lion’s share of gas and condensate reserves． Of all deep petroliferous basins with siliciclastic reservoirs，the 6 most prolific basins are the Gulf of Mexico，East Venezuela，Arabian， South Caspian，Tarim and Santa Cruz--Tarija Basins． Deep siliciclastic reservoirs are generally characterized by poor petrophysics． It is fair to say，however，that high-quality sandstone reservoirs could be developed under favorable geological conditions at deep burials． The key of deep petroleum exploration is the better delineation of“Sweet Spots”in deep layers where grain coatings，fluid overpressure and/or well-developed salts might have preserved the considerable portion of original primary porosity． KEY WOＲDS siliciclastic reservoirs; geological features; petroleum accumulations; statistical analysis 收稿日期: 2015--09--08 基金项目: 国家重大科技专项( 2011ZX05006--005) ; 国土资源部科技项目( 2015YQKYQ0401) 深层油气藏被定义为现今埋深超过 4500 m 的油 气藏［1］． 随着深层油气勘探开发越来越被广泛关注， 全球深层油气的新增储量呈增长趋势． Cao 等［2］统计 认为 世 界 深 层 油 气 探 明 和 控 制 ( 2P) 可 采 储 量 的 63. 3% 分布于碎屑岩，35. 0% 分布于碳酸盐岩，其余的 1. 7% 分布于变质岩和火成岩． 因此，油气勘探开发向