Page 149 - Plant design and economics for chemical engineers
P. 149

Ef3  recycle, 112.8 lb/h
                                         S02, T = 140°F

                                                                                                   s14
                                                                         112°F
                            so1                                                                         Styrene
                                                                                                        product
                                                                                     Liquid fuel        104 lb/h
                                                                                      5.2 lb/h
                                                       1 Steam, T = 1309°F
                                                       1 536 lb/h                                          S 1 6
                                                            Fuel gas     Water                  r         t-
                                                                                                          L
                                                            3.6 lb/h    536 lb/h
                                                              tSO8        ts10
                                                           Separator  SOg  Separator  Sll               I  m
                                                      e            -
                                                              5           6                             c  1 5 .- iG

                                                                                                          ii2
                                                                                                          6

                                                                                                          9
                                                                                                          -I-
                                                                                                            517

                                                                                                          T a r
                            FIGURE  4-5
                            Styrene-process flow sheet for Example 2.
   144   145   146   147   148   149   150   151   152   153   154