... conditions mass transfer coefficient oxygen electrochemical corrosion potential wall thinning rate INTRODUCTION In 2004, feed water piping of the secondary cooling system of the Mihama-3 PWR plant suddenly ruptured due to flow accelerated corrosion (FAC) ¹ , an occurrence which was seen...

... for applying countermeasures. Wall thinning rates were calculated with the coupled models of static electrochemical analysis and dynamic double oxide layer analysis. Anodic current density and electrochemical corrosion potential (ECP) were calculated with the static electrochemistry model based on an Evans...

... will be provided of some of these test results, and their application to operating plant issues. Flow-Impingement Mass Transfer Flow-Accelerated Corrosion Pipes Steam Generator High-Temperature Aqueous Solutions Carbon Steels Alloy 600 Electrochemical Corrosion Potential Hydrogen Peroxide Lithium...

... (1) On leave from ISQ - Instituto de Soldadura e Qualidade, Tagus Park, Apartado 119, EC Oeiras, 2781-951 Oeiras, Portugal admiralty brass oxidation-reduction potential electrochemical corrosion potential corrosion monitoring reducing agents concentration dissolved oxygen concentration...

...Abstract The thermal spray coating technique was employed to produce insulated protective coatings (IPC) on 304 stainless steel (SS) surfaces. The electrochemical corrosion potential (ECP) response and flow-assisted corrosion (FAC) rate were then evaluated in high temperature water under various...

... by the corrosion reaction of the metal. Abstract The electrochemical corrosion potential (ECP) of a metal is influenced by a large number of variables, such as oxygen and hydrogen concentrations, hydrogen concentration, the surface chemistry, impurities, hydrodynamic flow conditions, reference electrode, etc...

... parameter influencing the susceptibility of nickel alloys to SCC. These test results are discussed in relation to the accuracy of extrapolating high temperature SCC results to lower temperatures. SCC nickel alloy dissolved hydrogen electrochemical corrosion potential INTRODUCTION Hydrogen is often added...

... and electrochemical corrosion potential (ECP) response tests. The NMCA technology has successfully decreased the ECP of surfaces below -230 mV(SHE), prevented crack initiation and mitigated crack growth rates in stoichiometric excess hydrogen in simulated boiling water reactor (BWR) environments. The NMCA treatment...

..., by covering catalytic sites, would alter the redox reaction rate. noble metal stainless steel zinc copper BWR electrochemical corrosion potential oxygen hydrogen hydrogen peroxide high temperature water INTRODUCTION The high temperature water in boiling water reactors (BWRs) is highly oxidizing due...

...noble metal chemical addition electrochemical corrosion potential crack initiation crack propagation boiling water reactor nuclear materials INTRODUCTION The concept of achieving lower ECPs at relatively low hydrogen levels by having a thin platinum coating electrolessly deposited on 316 SS...

... benefit can be derived by reducing the electrochemical corrosion potential (ECP) of type 304 SS to < -0.110 V (SHE). stress corrosion crack initiation zinc addition crack mitigation electrochemical corrosion potential sensitized 304 stainless steel INTRODUCTION Previous studies have shown...

... of the wall shear stress (τ): (2) f 2 = ( τ ρ ) V RCE -2 Abstract The electrochemical corrosion potential (ECP) of 316 stainless steel was measured by using the rotating cylinder electrode under simulated BWR water chemistry conditions. It was demonstrated that the rotating cylinder...