页岩油储层T2-T1二维核磁共振测量参数敏感性分析

张融,王伟,高怡,刘财广,王振林,覃莹瑶,张宫

Sensitivity Analysis of T2-T1 2D NMR Measurement Parameters in Shale Oil Reservoirs

ZHANG Rong,WANG Wei,GAO Yi,LIU Caiguang,WANG Zhenlin,QIN Yingyao,ZHANG Gong

图6 21 MHz仪器上使用0.08 ms回波间隔、反转恢复采集序列，采用不同等待时间回波组数采集的页岩油岩心饱油样的T2-T1二维谱. (a) 15组；(b) 9组；(c) 5组；(d) 3组

Fig. 6 T2-T1 spectra of shale oil core sample with oil-saturation obtained using 0.08 ms echo interval and inversion recovery acquisition sequence with different waiting time echo groups on 21 MHz instrument. (a) 15 groups; (b) 9 groups; (c) 5 groups; (d) 3 groups