supported by the National Science Foundation of China(No.61102102,11134011,11204380 and 11374371);Major National Science and Technology Projects(No.2011ZX05020-009);Science and Technology Project of CNPC(No.2014A-3912 and 2011B-4001);Petro China Innovation Foundation(No.2014D-5006-0307)
We designed a new downhole electrokinetic logging tool based on numericalsimulations and petrophysical experiments. Acoustic and electric receivers cannot be arrangedat the same depth, and the proposed composite elect...