Page 161 - Petroleum and Gas Field Processing
P. 161

Figure 8  Two-phase free-water knockouts.


            Figures 8 and 9 show some of the common types of two-phase and three-
            phase free-water knockout drums, respectively.


            5.3.2  Resolution of Emulsified Oil

            This is the heart of the dehydration process, which consists of three
            consecutive steps:
                 1. Breaking the emulsion:  This requires weakening and rupturing
                    the stabilizing film surrounding the dispersed water droplets.






 Copyright 2003 by Marcel Dekker, Inc. All Rights Reserved.
   156   157   158   159   160   161   162   163   164   165   166