页岩核磁共振孔隙度精确测定实验研究

杜群杰

Experimental Study on Accurate Determination of Shale Porosity by Nuclear Magnetic Resonance

DU Qunjie

表1 页岩样品信息

Table 1 Sample information of shale

样品编号 直径/mm 长度/mm 体积/cm3 烘干质量/g 饱和质量/g 称重孔隙度 S1 25.4 45.00 22.79 59.48 59.91 1.89% S2 25.4 46.10 23.35 62.17 62.65 2.06% S3 25.4 45.40 22.99 58.51 59.51 4.33% S4 25.4 45.50 23.04 58.93 59.82 3.86% S5 25.4 45.80 23.20 59.91 60.58 2.90% S6 25.4 45.30 22.94 59.14 59.95 3.52% S7 25.4 45.60 23.09 59.51 60.23 3.12% S8 25.4 45.50 23.04 57.85 59.15 5.62%