Corrosion Concepts

Drafted by Bill Garland

1. Overview
   1. What is corrosion
   2. Cost
2. Basics / Phenomena level
   1. Nomenclature
   2. Measurement
   3. Electrochemistry
      1. Ions
      2. pH
      3. Basics balance equations
      4. Potentials
      5. Galvanic cells
      6. Reference electrodes
      7. Dry cells
      8. Limitations of the analogy
   4. Metallurgy
      1. Grain structure
      2. Phase diagrams
   5. Thermodynamics
      1. I am out of my element here for sure - help!
   6. General protection methods
   7. Descaling
   8. 8 forms of corrosion
      1. General
         1. description
         2. equations / calculations
         3. mechanisms
         4. environmental effects
         5. examples
         6. analysis
         7. prevention / mitigation
      2. Galvanic
         1. description
         2. equations / calculations
         3. mechanisms
         4. environmental effects
         5. examples
         6. analysis
         7. prevention / mitigation
      3. Crevice
         1. description
         2. equations / calculations
         3. mechanisms
         4. environmental effects
         5. examples
         6. analysis
         7. prevention / mitigation
      4. Pitting
         1. description
         2. equations / calculations
         3. mechanisms
         4. environmental effects
         5. examples
         6. analysis
         7. prevention / mitigation
      5. Intergranular attack
         1. description
         2. equations / calculations
         3. mechanisms
         4. environmental effects
         5. examples
         6. analysis
         7. prevention / mitigation
      6. Selective leaching
         1. description
         2. equations / calculations
         3. mechanisms
         4. environmental effects
         5. examples
         6. analysis
         7. prevention / mitigation
      7. Erosion corosion
         1. description
         2. equations / calculations
         3. mechanisms
         4. environmental effects
         5. examples
         6. analysis
         7. prevention / mitigation
      8. Stress corrosion cracking
         1. description
         2. equations / calculations
         3. mechanisms
         4. environmental effects
         5. examples
         6. analysis
         7. prevention / mitigation
3. Modelling level
   1. Chemistry
   2. Metallurgy
   3. Corrosion
4. Components level
   1. Hydrogen effects
   2. Steam generator
      1. Conditions
      2. Corrosion mechanisms
      3. Model formulation
      4. Analysis
      5. Prevention / mitigation
   3. Valves
      1. Conditions
      2. Corrosion mechanisms
      3. Model formulation
      4. Analysis
      5. Prevention / mitigation
   4. Pipes
      1. Conditions
      2. Corrosion mechanisms
      3. Model formulation
      4. Analysis
      5. Prevention / mitigation
   5. Vessels
      1. Conditions
      2. Corrosion mechanisms
      3. Model formulation
      4. Analysis
      5. Prevention / mitigation
   6. Heat exchangers
      1. Conditions
      2. Corrosion mechanisms
      3. Model formulation
      4. Analysis
      5. Prevention / mitigation
   7. Condensers
      1. Conditions
      2. Corrosion mechanisms
      3. Model formulation
      4. Analysis
      5. Prevention / mitigation
5. Systems level
   1. Environmental factors
   2. Interplay of components
   3. Prevention / mitigation

References:

C7.3 Chulalongkorn - Module 7.3, Corrosion for Engineers by Derek Lister.