Experimental Study and Stabilization Mechanisms of Silica Nanoparticles Based Brine Mud with High Temperature Resistance for Horizontal Shale Gas Wells

Table 5

Rheological equation fitting in different temperature of NPBM-1.

Flow pattern	Determination coefficient (), test value (), and significant level ()
	25°C	120°C	150°C	180°C
Bingham	,; ,	,; ,	,; ,	,; ,
Power Law	,; ,	,; ,	,; ,	,; ,
Carson	,; ,	,; ,	,; ,	,; ,
Herschel-Bulkley	,; ,	,; ,	,; ,	,; ,