提高大港港西区块水淹层解释符合率的方法

以大港港西区块为研究对象，在综合分析其地质、测井、测试、试油资料的基础上。建立了一套以常规测井、激发极化电位测井和复电阻率测井等测井方法相结合的适用于该区块的水淹层定量解释模型。对24口井的资料进行了处理．符合率81．6％。     

渤海湾盆地歧口凹陷第三纪构造特征的自相似性及其沉积响应特征分析

从构造与沉积的控制和响应关系角度,论述了渤海湾盆地歧口凹陷在构造格局、伸展构造样式两方面所表现出的构造自相似性;研究了在构造自相似性的影响和控制下,渤海湾盆地歧口凹陷的盆地构造活动和沉积充填之间的控制和响应关系。研究表明,歧口凹陷的沉积体系展布、沉积旋回等沉积特征也显示出自相似性。并进一步探讨了沉积特征的自相似性对盆地油气勘探研究的意义。     

基于双孔模型的低孔低渗油气层测井综合评价研究

以苏北盆地低孔低渗储层为研究对象,以提高单层测井解释符合率为目标,结合前人关于储层形成机理、沉积微相的研究成果,运用600多口井的相关数据,通过地质与测井的有效结合,分区块、分层段进行了测井综合评价研究。研究内容包括储层区域分类,有效孔隙度、渗透率、饱和度等解释模型的建立等。研究形成的苏北盆地低孔低渗储层解释方法,使储层参数定量计算结果与岩心分析结果的相对误差达到行业标准,最后通过122口新井验证,储层单层测井解释符合率在83%以上。     

准噶尔盆地侏罗系岩性油气藏成藏条件及控制因素

目前,准噶尔盆地面临勘探目标的转型,岩性油气藏勘探已成必然。为了更好地开展岩性油气藏勘探,以侏罗系为例,探讨了准噶尔盆地侏罗系岩性油气藏的成藏条件及控制因素。研究表明,准噶尔盆地侏罗系岩性油气藏具有优越的成藏条件:油源充足、储集性能较好、生储盖组合良好、运聚系统良好;其成藏模式为“远源不整合断裂控油气成藏模式”和“源内不整合断控油气成藏模式”;其油气藏的控制因素为古隆起控制着油气的分布、油源断裂和不整合控制着油气的运聚、储层质量控制着岩性油气藏的分布规模、储盖组合控制着岩性油气藏的纵向分布、坡折带控制着岩性油气藏的形成。     

Recognition and depiction of special geologic bodies of Member 3 of Dongying Formation in Littoral Slope Zone, Qikou Sag

The purpose of this study is to forecast the profitable oil and gas reservoir, which is the key of finding hydrocarbon, based on the conception of special geologic bodies. With the guiding methodology of the research thinking of integration of point-line-surface by using the methods and techniques of logging, seismic, seismic attribute, and logging constrained inversion in 3D data volume, the special geologic bodies of Member 3 of Dongying Formation in Littoral Slope Zone of Qikou Sag, which has important hydrocarbon exploration potential, are recognized and described under the constraint of sequence stratigraphic framework. As a result, the developed scale, geometric shape and space distribution feature of the special geologic bodies are forecasted; the inner structure and sequence structure patterns of the geologic bodies are also ascertained. From the lowstand system tract (LST) and lacustrine expanding system tract (EST) to the highstand system tract (HST), the geologic bodies have evolved from relative centralization of lake basin reducing period to three relative dispersive isolated parts of broad lake basin period. According to the relevance and regularity of the development of geologic bodies, the conclusions can be obtained that three types of potential profitable reservoir traps, including the lithologic lens traps, lithologic updip pinchout traps and structural-lithologic composite traps, are forecasted. In addition, scientific basis for further hydrocarbon exploration in new area (few-well area and no-well area) is offered in the guidance of sequence stratigraphic model.     

Recognition and depiction of special geologic bodies of Member 3 of Dongying Formation in Littoral Slope Zone, Qikou Sag

The purpose of this study is to forecast the profitable oil and gas reservoir,which is the key of finding hydrocarbon,based on the conception of special geologic bodies.With the guiding methodology of the research thinking of integration of point-line-surface by using the methods and techniques of logging,seismic,seismic attribute,and logging constrained inversion in 3D data volume,the special geologic bodies of Member 3 of Dongying Formation in Littoral Slope Zone of Qikou Sag,which has important hydrocarb...     

羊二庄区块水淹层解释方法研究

应用电阻率相对值综合法,以大港油田羊二庄区块为研究对象,在综合分析其地质、测井、测试、试油资料的基础上,建立了该区块水淹层定量解释模型, 对5口井的资料进行了处理,符合率达82.9%.     

准噶尔盆地卡因迪克地区侏罗系成藏条件分析

准噶尔盆地卡因迪克地区侏罗系是重要的勘探层位之一,是否具备成藏条件是影响其勘探进程的关键因素。以区域地质研究为基础,从烃源岩特征、构造特征、储层特征、生储盖组合特征以及油气运移特征5个方面详细剖析了其成藏条件。认为侏罗系有机质丰度高、烃源岩分布稳定;断裂发育、对油气运移及封堵起关键性作用;储层较发育。以原生孔隙为主;同时该区具有多套储盖组合。具备成藏条件。并在上述综合分析的基础上指出了有利储层的空间分布。     

车拐地区侏罗系岩性油气藏形成条件及主控因素

近年来, 按照断块油气藏的思路, 车拐地区侏罗系油气勘探进展缓慢。通过断裂体系和沉积体系的分析, 该区侏罗系具备地层岩性油气藏形成条件。为了更好地指导该区油气勘探, 深刻剖析岩性油气藏的主控因素, 认为: 古凸起高部位有利于形成地层圈闭, 近东西向的断裂与南北向的沉积体系和东南倾的鼻状构造相配置, 有利于形成断层- 地层、断层- 岩性圈闭; 低位域的八道湾组和高位域的三工河组是最有利的勘探层位; 坡折带之下的三角洲前缘是最有利的岩性油气藏发育区; 疏导体系是控制古生新储型岩性油气藏形成的关键因素。     

准噶尔盆地西北缘中拐―五八区二叠系天然气地质特征

中拐-五八区二叠系是准噶尔盆地西北缘油气勘探的重要领域,通过对二叠系佳木河组和乌尔禾组储层性质、盖层条件、储盖组合、区带类型的研究,认为该区P3w/P1j不整合面控制了油气的分布,二叠系地层油气藏、火山岩裂缝型油气藏、岩性油气藏是天然气勘探的重要类型。