Corrosion Inhibition of Carbon Steel in SULFIRAN® Process

Autor: jaber neshati, Esmaeil Akbarinezhad, Khaled Forsat, Masih Hosseini Jenab, Bijan Pouryamin
Jazyk: angličtina
Rok vydání: 2015
Předmět:
Zdroj: Journal of Petroleum Science and Technology, Vol 5, Iss 2, Pp 29-35 (2015)
Druh dokumentu: article
ISSN: 2251-659X
2645-3312
DOI: 10.22078/jpst.2015.508
Popis: In this investigation, attempts were directed to study the inhibitive effects of nitrite and phosphate base inhibitors for the carbon steel alloy samples, which are used in an acid gas treatment process (The SULFIRAN® solution), in Fe-EDTA solution. Electrochemical techniques, i.e. polarization curves and electrochemical impedance spectroscopy (EIS), were used to evaluate the inhibition efficiency. Linear polarization resistance (LPR) and weight loss techniques were also used to determine the corrosion rate for the pilot tests. The results indicated that adding inhibitors reduced corrosion rate to some suitable values (
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