Monitoring of steam chamber in steam-assisted gravity drainage based on the temperature sensitivity of oil sand

GAO Yunfeng,FAN Ting’en,GAO Jinghuai,LI Hui,DONG Hongchao,MA Shigang,YUE Qingfeng

Table 2 Main petrophysical parameters of the oil sand samples.

Sample No. Depth/m Density/ (g·cm-3) Porosity/% Oil saturation/% LLA-1 306.98 1.99 40.1 69.5 LLA-2 307.01 1.94 39.7 81.4 LLB-2 280.56 2.06 36.9 31.2 LLD-1 280.53 2.14 39.9 60.1