'Sacrificial anode' diaporamas de présentation

Electrochemistry

Electrochemistry. Oxidation-Reduction Reactions. Oxidation and Reduction Metal undergoes corrosion, it loses electrons to form cations: Ca( s ) +2H + ( aq ) ? Ca 2+ ( aq ) + H 2 ( g ) Voltaic Cell: Zn(s) + Cu 2+ (aq) ? Zn 2+ (aq) + Cu(s)

679 views • 51 slides

Corrosion Management on Pipeline with Cathodic Protection

Corrosion Management on Pipeline with Cathodic Protection. Ilmu Bahan dan Korosi. Outline. Pipeline Risks and Corrosion Cp Technique : Galvanic Sacrificial Anode ( Principle , Installation ) Cp Technique : Impressed Current ( Principle , Installation )

1.58k views • 26 slides

Buried Natural Gas Pipelines

Buried Natural Gas Pipelines. Natural gas is transported in buried pipelines. A challenging materials problem: what do you use to make the pipe?. Buried Natural Gas Pipelines.

498 views • 21 slides

Electrochemistry

Electrochemistry. Redox reactions. electrochemical cells galvanic : spontaneous chemical rxns to produce electrical energy ( D G = -nFE, negative) electrolytic : utilisation of energy (ex: applied V) to force a chemical rxn to take place ( D G +). Cells.

327 views • 16 slides

Sacrificial Anodes used for Transformer Housing Protection

294 views • 16 slides

[1] Dissolved disordered fcc Fe 50 Pd 50

CORROSION MECHANISMS IN AMORPHOUS SOLID SOLUTION ALLOYS: Role(s) of Minor Alloying Elements J ohn R. Scully, University of Virginia Main Campus, DMR 0906663. [1] Dissolved disordered fcc Fe 50 Pd 50.

123 views • 2 slides