Integrated Workflow of Geomechanics, Hydraulic Fracturing, and Reservoir Simulation for Production Estimation of a Shale Gas Reservoir

Table 1

DFIT analysis results.

Variables	Offset 1	Offset 2	Offset 3	Offset 4	Offset 5	Offset 6	Offset 7	Offset 8
ISIP (MPa)	45.07	51.35	48.56	53.38	49.91	52.51	48.46	52.47
Closure stress (MPa)	35.34	36.84	36.86	39.27	38.64	37.34	36.91	39.20
Reservoir pressure (MPa)	28.02	31.64	29.87	33.79	31.46	29.16	27.21	31.58
Permeability (md)	3.7E − 03	8.9E − 03	5.2E − 03	—	1.9E − 03	9.9E − 04	2.9E − 03	6.0E − 03
PDL coefficient of leakoff (1/kPa)	2.3E − 04	3.6E − 04	1.5E − 04	3.0E − 04	3.2E − 04	1.2E − 04	2.1E − 04	2.7E − 04
Leakoff multiplier (-)	2.83	5.01	1.99	3.91	4.2	1.71	2.56	3.31