Experimental Study of the Characteristic Changes of Coal Resistivity during the Gas Adsorption/Desorption Process

Table 4

Fitting results of relationship between resistivity of coal and gas content in the continuous desorption process.

Equilibrium pressure(MPa)	Fitted curve	Correlation coefficient ()
0.343	= −0.093 + 1.328	0.9985
0.442	= −0.077 + 1.461	0.9904
0.534	= −0.095 + 1.976	0.9979