Corrosion repair is the process of fixing, restoring or rebuilding something that has deteriorated into a defective, damaged or inferior condition because of corrosion. Repair aims to produce a usable or operating condition that meets inspection and reliability test standards. Pitting and flaking… View Full Term
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Mónica Fernández is an active member of NACE with 15 years of experience in the Oil & Gas Industry. She holds a Bachelor’s science degree in Chemical Engineering and a Master’s science degree in Mechanical Engineering. In her experience as a Corrosion Control Engineer she has provided technical expertise in corrosion management for off plot and on plot facilities, including corrosion rate prediction, monitoring and inspection of carbon steel lines, integrity operating window for corrosion resistant alloys, corrosion control mapping, risk based inspection for on plot facilities, remnant life assessment for assets, unit preservation and failure analysis. In addition, Mónica has extensive experience in specifications of coatings, linings, cathodic protection and chemical treatment of fluids (including chemical product qualification) to prevent internal and external corrosion of equipment and offshore and onshore infrastructure.
This article examines pipeline operational pigging for internal corrosion prevention, including requirements, pig types, pig selection, frequency of operation and evaluating the results to optimize total cost of ownership.