Relationship between Blocking Performance and Foam Texture in Porous Media

Table 2

Foam texture parameters and its corresponding blocking pressures.

Picture number	Average diameter (μm)	Filling ratio	Variation coefficient	Block pressure (MPa)
a	26.76	0.72	0.48	1.02
b	22.55	0.88	0.32	2.27
c	18.26	0.94	0.27	3.04
d	28.02	0.94	0.38	1.42
e	30.37	0.77	0.55	1.08
f	31.76	0.66	0.54	0.52
g	38.72	0.86	0.45	0.80
h	42.63	0.59	0.48	0.31
i	44.05	0.56	0.48	0.19
j	45.33	0.71	0.43	0.40
k	45.56	0.53	0.45	0.15
l	45.46	0.52	0.46	0.12