Corrosion and Corrosion Control Fundamentals in Oil Gas Field

COURSE OUTLINES

 Corrosion - introduction, identification and methods of control

  • What is corrosion?
  • What is the cost of corrosion to industry?
  • How does corrosion take place?
  • What drives the corrosion process?
  • What are the distinct types of corrosion?
  • What are the normal methods used to control corrosion?


Overview of corrosion technology

  • Corrosion type identification
  • How corrosion affects the durability of materials
  • Material selection
  • Design - good practices - Galvanic Series and its role
  • Life extension of aging plant, equipment and infrastructure

                                                        
Design guidelines for corrosion prevention

  • General classification of engineering materials
  • Corrosion resistant alloys
  • General classification of environments
  • Matching a material with an environment - good choices and bad choices


Examining various types of protective coatings - an overview

  • Metallic coatings, galvanizing and metal spray
  • Coating types and tape wrappings
  • Cementicious coatings


Mitigation of internal corrosion

  • Corrosion rates, corrosion measurement and life prediction
  • The effects on corrosion of chemical treatments, inhibitors and biocides
  • Corrosion inhibitors - types and applications


Mitigation of external corrosion

  • Construction requirements - material durability
  • Coating applications
  • Cathodic protection - when is it required?

Corrosion testing and monitoring

  • Conventional methods - condition assessment and non-destructive testing
  • Weight loss coupon method (practical exercise)
  • Electrical resistance method
  • Electrochemical method
  • When, why, and how to monitor for corrosion damage


Identifying the makeup and function of protective coatings

  • The practicalities and limitations of various coating types
  • Where they work and where they do not work
  • Field testing of protective coatings
  • Test equipment including paint film thickness and paint film integrity


Cathodic protection (CP)

  • Theory and application of cathodic protection and how it inter-reacts with protective coatings
  • Stray current corrosion
  • Monitoring CP
  • Evaluation of CP performance
  • RCFA) Principles II