Coupled Large Scale Hydromechanical Modelling for Caprock Failure Risk Assessment of Gas Storage in Aquifer

Table 8

Upper and lower limits of sensitivity analysis parameters.

Input parameters	Company	Lower limit	Upper limit
Time corresponding to maximum injection pressure	Year	0.1	0.6
Permeability of caprock	mD	0.0001	0.01
Elastic modulus of caprock	GPa	1	15
Poisson’s ratio	—	0.1	0.4
Initial stress coefficient	—	0.7	1.3
Opening of trap boundary	Magnitude	2	5