组成江汉盆地潜江凹陷潜江组盐间段非砂岩储层的岩石主要为泥晶白云岩、钙芒硝岩、泥岩及其混积岩,孔渗性普遍较差。
Nonsandstone reservoirs between salt beds of Qianjiang Formation in the Qianjiang Sag of the Jianghan Basin are mainly composed of dolomicrite, glauberite rock, mudstone and their peperite.
研究区砂岩储层的孔隙分布较为集中,储集层非均质性主要由喉道非均质性引起。
The pore distribution of the sandstone reservoir is comparatively centralized. The reservoir inhomogeneity is mainly caused by the throat inhomogeneity.
综合分析认为,引起储层非均质性的主要原因是沉积环境的变化。
By analyses, the main reason of poor reservoir heterogeneity is the change of depositional environment.
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