Nuclear magnetic resonance experiments on foam flooding and evaluation of foam dynamic stability

Jingnan ZHANG,Qinfeng DI,Shuai HUA,Feng YE,Yuan LI,Wenchang WANG

Table 1 The volume and half-life of foam system at different concentrations of MnCl2 (25 °C).

Concentration of MnCl2/% Foaming volume/mL Half-life/min S-2 S-NP-2 S-2 S-NP-2 0 213 307 393 506 0.50 215 305 390 500