620463.fig.0011a
(a)
620463.fig.0011b
(b)
620463.fig.0011c
(c)
620463.fig.0011d
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620463.fig.0011e
(e)
620463.fig.0011f
(f)
Figure 11: The bubble class volume-based p.d.f at inlet and exit of the pipe for superficial gas velocity is 0.25 m/s, superficial liquid velocity is 4.67 m/s, and average volume fraction is 0.043.