A well test analysis model of generalized tube flow and seepage coupling

LIN Jia’en,HE Hui,WANG Yihua

Table 2 Parameters of Well X1 from interpretation.

Interpretation parameter Interpretation result Interpretation parameter Interpretation result Generalized mobility of reservoir 1 2151.827×10-3 μm2/(mPa·s) Length of reservoir 1 138.4 m Generalized mobility of reservoir 2 2086.729×10-3 μm2/(mPa·s) Cross flow section area of reservoir 1 49.13 m2 Wellbore storage coefficient 0.279 7 m3/MPa Cross flow section area of reservoir 2 29.82 m2 Skin factor -1.512 Extrapolated formation pressure 37.79 MPa