Page 168 - A Practical Companion to Reservoir Stimulation
P. 168

4
                                                                                                                          10
                                                                      3
                                                                                            6
                                                        1
                                                               2
                                                                                     5
                                                                                                    7
                                                0
                                                                                                           8
                                                                                                                  9
                                             0.1
               Figure  P-&Effect










               on productivity index ratio (&,




                                                                                                                   1
                                                                                                                  I  I
                                              0.01



















                                                                                                              Fracture Conductivity (md-ft)


                                           Permeability  of Damaged Zone (md)


                                                                                                                     I 1
                                                                                                                        I
                                              0.001



               unfractured)  of 5-in. damage around fracture (from Holditch, 1978).

















                                                                                                                     Formation Permeability = 0.1 md
                                                                                                                        I
                                                                                                                   L
                                              0.0









                                                                                                                                                  PRACTICAL COMPANION TO RESERVOIR STIMULATION
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