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Subjects covered |
Day 1 |
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- • What is corrosion ?? Basic Corrosion Mechanisms
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- • Metal Removal Power of Corrosion Current
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- • Effect of Resistance on Corrosion Current Flow
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- • Polarization Films & Current Flow
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- • Depolarization Effects,Types of Corrosion Cells on Pipelines
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- • Dissimilar Metal Corrosion Cells, Corrosion resulting from Dissimilar Soils
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- • Different Aeration Corrosion Cells, New Pipe & Old Pipe
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- • Mill Scale Corrosion ,Relative Size of Anodic & Cathodic Areas
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- • Corrosion Control Methods
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Day2 |
- • Cathodic Protection How It Works
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- • Theory of cathodic protection,Practical application of cathodic protection
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- • Cathodic protection with galvanic anodes
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- • Cathodic protection with impressed currents & Criteria for cathodic protection
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Day3 |
- • Selection of type size and spacing,Effect of Coating on cathodic protection
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- • Over-protection of coated lines,"Remote" vs "Close" Ground Beds
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- • Electrical Shielding & Cathodic Protection
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- Shielding in Congested Areas
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Day4 |
- • Effectiveness of Cathodic Protection
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- • Presence of stray current,Partial Protection vs Complete protection
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- • Effect Of Cathodic Protection on other structures
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- • Foreign Pipelines Close to Cathodic Protection ground Beds
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Day5 |
- • Sources of interference information
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- • Criteria for Cathodic Protection and Potential Measurements
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- • Remote vs Close potential Measurements
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- • Potential Change and Current Measurements
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- • Current –potential curves, Coupons
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