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Design issues with well casing Cathodic Protection - CP. Need for and benefits of CP discussed. Case history dealing with design issues and what solutions were available and utilized.
This paper will discuss various design issues with well casing Cathodic Protection - CP. In addition, the benefits of CP for well casings and what determines the need for well casing CP will be discussed. Finally, a case history dealing with design issues and what solutions were available and utilized.
Keywords: well casing, cathodic protection
Several well casings were selected as candidates for down hole inspection logs to determine if cathodic protection could be a solution to the external corrosion problem. "Test" cathodic protection systems were installed. Based on logging results and economic evaluation, implementation of a cathodic protection pilot project commenced.
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CP Interference and CP Influence and how the two differ. Both will be demonstrated by case histories and some solutions will be presented.