Table 2 IT foam-model parameters for the flow of 0.5 wt% Amphosol-nitrogen foam in the Bentheimer sandstone, with the original and the modified liquid relative-permeability parameters.

From: Effect of Foam on Liquid Phase Mobility in Porous Media

Parameter

fmmob

epdry

fmdry

fmcap

epcap

Surfactant-free krw

6.173 × 105

11197

0.267

1.503 × 10−5

0.609

Modified krw

6.173 × 105

11119

0.199

1.490 × 10−5

0.609

Single krw

2.50 × 106

83335

0.146

8.335 × 10−5

2.0