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Figure 4: Pressure distributions through the parent and left diseased branch obtained from CFD, shown with pressure drops obtained from analytical, fully developed models to define the loss coefficient, for three representative cases: A) laminar entry and exit flow, B) turbulent entry and exit flow, and C) turbulent entry and laminar exit flow indicated by the reduced slope of the pressure loss downstream of the bifurcation. In panels B and C the analytical result for both fully developed laminar and turbulent flows are shown for comparison. Note that positions in the parent are taken as negative. |