543568-70904

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100445118046

2Fe +O2 + 2H2O 2Fe(OH)2
4Fe(OH)2 + O2 + 2H2O 4Fe(OH)3
?1 H $ Fe(OH)3 ,31 +W +W6 / H
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MgCl2 + 2H2O 2HCl + Mg(OH)2
723908-162367

Fe3O4 + 8HCl FeCl2 + 2FeCl3 + 4H2O Fe + 2HCl FeCl2 +H2
32& 6 ! B X 7 ! H1 # ( U! ) #
(# D # $ W – * ) $ }W 0
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D5 # + HW *A &1 /nH{ ,!<> -2
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9 ’ ’C ^ 7 Q 5 FAC 0 e & v ^6
Refrences
K. Fujiwara, M. Domae, K. Yoneda, F.
Inada, T. Ohira, and K. Hisamune,
“Correlation of flow Accelerated
Corrosion Rate with Iron Solubility”, Nuclear Engineering and Design, Vol.241, P 4482–4486, 2011.
Wael H. Ahmed, “Evaluation of the proximity Effect on Flow-Accelerated Corrosion”, Annals of Nuclear Energy, vol.37 , P.598–605, 2010.
3-VivekanandKain, S. Roychowdhury,
Thomas Mathew, Atul Bhandakkar , “Flow
Accelerated Corrosion and its Control
Measures for the Secondary Circuit
Pipelines in Indian Nuclear Power Plants” , Journal of Nuclear Materials, vol.383, P.86–91, 2008.
S. Nasrazadani , R.K. Nakka , D. Hopkins, and J. Stevens ,” Characterization of oxides on FAC Susceptible Small-Bore Carbon Steel Piping of a Power Plant”, Journal of Pressure Vessels and Piping , vol 86, P. 845–852 , 2009.
V. Kain, S. Roychowdhury, P. Ahmedabadi, and D.K. Barua,” Flow accelerated Corrosion: Experience from Examination of Components from Nuclear power plants”, Engineering Failure Analysis,vol 18,P. 2028–2041, 2011.
1390 * 1 : 1 ’ 9 ( ” 6 3> Y -6 1390 * – 1 : 1 ’ 9 ( ” 6 3> Y -7 8- R.B. Dooley, “Flow-accelerated
Corrosion of Pressure Vessels in Fossil Plants”, International Journal of Pressure Vessels and Piping, vol.77, P.85-90 ,2000.
Kazutoshi Fujiwara, MasafumiDomae, KimitoshiYoneda, and Fumio Inada,
“Model of Physico-Chemical Effect on
Flow Accelerated Corrosion in Power Plant”,Corrosion Science, vol.53 ,P.3526– 3533, 2011.
Shunsuke Uchida, Masanori Naitoh,
Hidetoshi Okada, Yasushi Uehara, and
Seiichi Koshizukab, “Evaluation of Flow Accelerated Corrosion by Coupled
Analysis of Corrosion and Flow Dynamics.
Relationship of Oxide Film Thickness,
Hematite/Magnetite Ratio, ECP and Wall
Thinning Rate”,Nuclear Engineering and Design, vol. 241, P. 4585–4593, 2011.
N. Y. Lee, S. G. Lee, K. H. Ryu, and Il
Soon Hwang, “On-Line Monitoring
System Development For Single-Phase Flow Accelerated Corrosion”, Nuclear Engineering and Design, vol. 237, P.761– 767, 2007.
B. Chexal, J. Horowitz, R. Jones,”
Flow-Accelerated Corrosion in Power Plants”, EPRI TR-106611, Electric Power ResearchInstitute, 1996.

6.

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