CPC E21B 47/002 (2020.05) [E21B 49/087 (2013.01); G01N 21/85 (2013.01); G01V 3/18 (2013.01)] | 20 Claims |
12. A system for downhole imaging, comprising:
a downhole tool, wherein the downhole tool comprises:
a mandrel;
a chassis disposed in the mandrel; and
a first set of electronics disposed in the chassis;
a pad, wherein the pad comprises:
a housing, wherein the housing is at least partially metal;
a second set of electronics disposed within the housing;
a mounting bracket, wherein the mounting bracket is disposed on the housing;
at least one injector electrode disposed on the housing and electrically isolated from the housing; and
at least one return electrode disposed on the housing and electrically isolated from the housing;
an arm, wherein the arm is attached to the mounting bracket and the mandrel; and
an electrically non-conductive material, wherein the electrically non-conductive material is disposed between the pad and the mandrel; and
an information handling system connected to the pad through the first set of electronics and the second set of electronics, wherein the information handling system is configured to:
perform a frequency sweep with the at least one injector electrode;
record one or more measurements from the frequency sweep with the at least one return electrode;
identify one or more frequencies from the frequency sweep; and
identify one or more operating frequencies from the one or more frequencies.
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