A Numerical Study of Initiation and Migration of Trapped Oil in Capillaries with Noncircular Cross Sections

Figure 5

The oil-water interfaces in an equilateral triangle cross-sectional capillary: (a) three-dimensional view of the nonstart condition, (b) three-dimensional view of the start condition, (c) side view of the nonstart condition, (d) side view of the start condition, (e) cross-sectional view of the nonstart condition, and (f) cross-sectional view of the start condition.

(a)

(b)

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(f)