东风港油田车40块砂体展布规律及控制因素

东风港油田40块沙三上亚段一直以来在地层划分尤其是小层对比已经砂体展布上认识不够清楚,本文利用相控沉积旋回地层对比方法对40块的沙三上进行了地层对比,并对沙三上亚段砂组划分了小层,研究分析了主力层砂体的展布规律、叠置关系。同时分析、总结了断层和沉积相对砂体展布的控制作用。

The Exhibition of The Sand Body inChe 40 Block of DongFengGang Oil Field

the main layers in che 40 block of dongfenggang oil field is the upper 3rd member of Shahe-jie Formation,using the way of sedimentary cycle under the control of sedimentary facies to make the correlation of strata,and divide the sand member to sublayer.the exhibition and the superposition of the sand body of main layer is then researched.At last,analysis the relationship of fault and sedimentary facies between the the exhibition of the sand body of main layer.