鄂尔多斯盆地致密油藏含油面积边界的确定方法探讨

Liaoning Chemical Industry(2015)

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Abstract
致密岩性油藏的储层致密,且大面积叠置、连续分布;其流体分异性较差,无统一的油水界面,呈多相共存状态,致密油藏的这些特征给其含油面积的确定带来了不小的困难.本文以鄂尔多斯盆地J油田延长组致密油藏为例,通过研究沉积相和砂体的展布情况、有效厚度和探井试油、开发井产能情况几个方面,探讨了这种类型油藏的含油面积边界的确定方法,以期提高致密油藏储量计算的精度.
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