Dynamic and static gelation behavior of phenol formaldehyde resin gel system in ampoule bottles and porous media | Oil & Gas Science and Technology

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Table 6

Apparent viscosity calculated by Darcy equation in the processes of dynamic gelation in porous media under different concentrations and permeabilities.

Code	HPAM, wt%	PFR, wt%	Permeability, μm²	Injected speed, mL/min	Shear rate, s⁻¹	Apparent viscosity^*, mPa s
1	0.2	0.3	7.07	0.5	4.25	323.67
2	0.2	0.9	8.48	0.5	3.63	567.19
3	0.15	0.6	7.22	0.5	4.35	215.38
4	0.2	0.6	8.08	0.5	3.71	445.78
5	0.25	0.6	8.28	0.5	3.64	507.32
6	0.3	0.6	8.99	0.5	3.31	525.03
7	0.2	0.6	13.58	0.5	2.86	710.51
8	0.2	0.6	8.08	0.5	3.71	445.78
9	0.2	0.6	2.13	0.5	7.23	139.24
10	0.2	0.6	0.55	0.5	14.22	41.77

Apparent viscosity calculated by Darcy equation was represented of the strength of gel restricted in sandpack.

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