Research Article

A New Mathematical Model for Pressure Transient Analysis in Stress-Sensitive Reservoirs

Table 1

The fitting comparison between one-parameter exponential function model and improved power function model for core samples from field.

Sample name , (10−15 m2) Improved power function model 
One-parameter exponential function model 
, (10−6 Pa−1)

X10.2330.7540.9970.0390.974
X20.4130.5190.9970.0270.967
X30.0301.0790.9960.0570.977
X40.0550.9770.9860.0520.997
X50.0790.7190.9900.0370.960

Average value0.1620.8100.9930.0420.975