Page 495 - Standard Handbook Petroleum Natural Gas Engineering VOLUME2
P. 495

Flow of Fluids   451


                      0
                           I   I  I  I  I  IIII   I   I  IL
                      0.-
                      c
                       ..  NOTE:   FOR  D * Dcrit  =






































                      0 a






                        0.01
                      P
                                    0.1
                                          Dimensionless Gas FLOW Rate, Kg
                   Figure 6-46.  Flow regime map for  bubble-slug transition for  vertical
                   downward inclination (e = -90")  [22].
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