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Erosion-corrosion failure of REAC pipes under multiphase flow

Ping TANG, Jian YANG, Jinyang ZHENG, Shizheng HE, Jianjun YE, Guofu OU, Ieong WONG, Yanbao MA,

Frontiers in Energy 2009, Volume 3, Issue 4,   Pages 389-395 doi: 10.1007/s11708-009-0045-6

Abstract: computational fluid dynamics (CFD) modeling and simulation, a predictive method was proposed to explore the erosionA theoretical model based on the erosion-corrosion effects of REAC on mixture turbulent flow was proposedBesides, the pipe’s erosion-corrosion rules under multiphase flow and the relationship betweenmultiphase flow and erosion-corrosion under dangerous working conditions were studied.was found and the main factors causing erosion-corrosion failure were discussed.

Keywords： multiphase flow     erosion-corrosion     pipes     reactor effluent air cooler (REAC)     computational fluid dynamics    

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Embankment dam foundation analysis for the decrease of internal erosion likelihood

Marc SMITH

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 4,   Pages 431-436 doi: 10.1007/s11709-012-0183-5

Abstract: pressures in sand are higher and thus where the factor of safety against uplift is lower and internal erosion

Keywords： seepage detection     geostatistical analysis     dam monitoring     internal erosion     LIDAR survey    

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3D finite element method (FEM) simulation of groundwater flow during backward erosion piping

Kristine VANDENBOER,Vera van BEEK,Adam BEZUIJEN

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 2,   Pages 160-166 doi: 10.1007/s11709-014-0257-7

Abstract: Backward erosion piping is an important failure mechanism for cohesive water retaining structures whichIn this work, a 3D numerical approach of the groundwater flow leading to the erosion mechanism of backwarderosion piping is presented and discussed.numerical results enable a better understanding of the complex physical mechanism involved in backward erosion

Keywords： backward erosion piping     groundwater flow     3D finite element method (FEM)    

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On corrosion to stainless steel by calcium chloride with different extender

Lv XU, Yuanyang HU, Liwei WANG, Ruzhu WANG,

Frontiers in Energy 2010, Volume 4, Issue 2,   Pages 181-184 doi: 10.1007/s11708-009-0065-2

Abstract: graphite, and calcium chloride with activated carbon, the strongest oxidation creation and pitting corrosionoxidation creation happened in the solution of calcium chloride with activated carbon, and pitting corrosion

Keywords： stainless steel     corrosion     calcium chloride     expanded graphite     activated carbon     oxidation creation     pittingcorrosion    

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Monitoring corrosion of reinforcement in concrete structures via fiber Bragg grating sensors

Zhupeng ZHENG, Xiaoning SUN, Ying LEI

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 3,   Pages 316-319 doi: 10.1007/s11465-009-0040-y

Abstract: Corrosion of steel and rebar in concrete structures is one of the most frequent reasons for civil infrastructureHowever, assessing the corrosion condition of rebars is not simple because they are buried in concretePerformances of the corrosion sensor are validated by accelerating corrosion in lab experiments.Experimental results show that the corrosion sensor can monitor the concurrence of corrosion of rebarsTherefore, the corrosion sensor developed in this paper is feasible for monitoring the early corrosion

Keywords： fiber Bragg grating (FBG)     corrosion     concrete structures     accelerated corrosion test    

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Corrosion mechanisms of candidate structural materials for supercritical water-cooled reactor

Lefu ZHANG, Fawen ZHU, Rui TANG

Frontiers in Energy 2009, Volume 3, Issue 2,   Pages 233-240 doi: 10.1007/s11708-009-0024-y

Abstract: However, corrosion and stress corrosion cracking of these candidate alloys still remain to be a majorSurvey of literature and experimental results reveal that the general corrosion mechanism of those candidateFormation of a stable protective oxide film is the key to the best corrosion-resistant alloys.This paper focuses on the mechanism of corrosion oxide film breakdown for SCWR candidate materials.

Keywords： supercritical water-cooled reactor     general corrosion     oxide film     corrosion mechanism    

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Failure Processes Micro-characteristic Studies of Two Materials to Resist Cavitation Erosion and to ResistErosion and Abrasion

Wang Biao,Wang Yudong,Zhang Zihua,He Xiaokui,Zhu Xiaoli

Strategic Study of CAE 2001, Volume 3, Issue 8,   Pages 82-86

Abstract:

A typical cavitation erosion resisting sample,the weld deposited coationg of boronic stainless steel, and a typical erosion and abrasion resisting sample,the weld deposited coating of WC ceramic are micro-analyzedresistance to cavitation eroion, while weld deposited coating of WC ceramics is a better barrier to erosionForthermore,the material failure from erosion and abrasion is resulted from the combining actions of

Keywords： cavitation erosion     erosion and abrasion     micro-characteristic    

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Effect of land use and land cover change on soil erosion and the spatio-temporal variation in Liupan

Bin QUAN, M. J. M. R?MKENS, Rui LI, Fang WANG, Jie CHEN

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 4,   Pages 564-572 doi: 10.1007/s11783-011-0348-9

Abstract: To present the relationship between land use/cover change and spatio-temporal variation of soil erosionSoil erosion by water was the dominant mode of soil loss, while soil erosion by wind was only presentThe degree of soil erosion was classified into five severity classes: slight, light, moderate, severewith 146552 ha (8.8%), and very severe erosion by 97067.6 ha (5.8%).Soil erosion was severe on grassland with a moderate or low grass cover and on dry land.

Keywords： land use/land cover change     soil erosion     geographical information system     remote sensing     Liupan Mountain    

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Corrosion behavior of metallic alloys in molten chloride salts for thermal energy storage in concentrated

Wenjin Ding, Alexander Bonk, Thomas Bauer

Frontiers of Chemical Science and Engineering 2018, Volume 12, Issue 3,   Pages 564-576 doi: 10.1007/s11705-018-1720-0

Abstract: Thus, it is essential to study corrosion behaviors and mechanisms of metallic alloys in molten chloridesThe results of studies on hot corrosion of metallic alloys in molten chlorides are reviewed to understandtheir corrosion behaviors and mechanisms under various conditions (e.g., temperature, atmosphere).to in-situ monitor corrosive impurities in molten chlorides, in order to efficiently control corrosion

Keywords： corrosion mechanisms     impurities     metallic corrosion     salt purification     electrochemical techniques    

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Synergistic effects of sodium hypochlorite disinfection and iron-oxidizing bacteria on early corrosion

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 6, doi: 10.1007/s11783-021-1506-3

Abstract:

• The early corrosion process in the cast iron pipes was investigated

Keywords： Cast iron pipe corrosion     Drinking water distribution systems     Chlorine disinfection     Iron-oxidizing    

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Corrosion Management System in China

Ma Xiumin, Zhu Guiyu, Lu Dongzhu, Duan Jizhou, Hou Baorong

Strategic Study of CAE 2022, Volume 24, Issue 1,   Pages 190-197 doi: 10.15302/J-SSCAE-2022.01.020

Abstract:

Corrosion management is vital to safety production, national economy,Although a few industries have conducted some fruitful exploration and practice in corrosion managementand healthy development of the corrosion management system of China.Moreover, we propose several countermeasures to promote corrosion management, such as incorporating corrosioncorrosion protection laws and standards, strengthening the construction of corrosion databases, building

Keywords： corrosion management，corrosion management system，corrosion protection，corrosion control，corrosion safety    

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Synthesis of mono and bis-4-methylpiperidiniummethyl-urea as corrosion inhibitors for steel in acidic

Abbas TEIMOURI, Nasrin SOLTANI, Alireza Najafi CHERMAHINI

Frontiers of Chemical Science and Engineering 2011, Volume 5, Issue 1,   Pages 43-50 doi: 10.1007/s11705-010-0532-7

Abstract: Mono and bis-4-methylpiperidiniummethyl urea were synthesized, characterized and used as new corrosion

Keywords： corrosion inhibitors     mild steel     acidic medium     theoretical studies     DFT    

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General Optimization Design Research of Metallic Materials to Resist Cavitation Erosion and Abrasion

Wang Biao,Zhang Zihua,Wang Yudong

Strategic Study of CAE 2000, Volume 2, Issue 2,   Pages 64-67

Abstract:

For the design optimization of erosion and abrasion resisting metallic materials basic study and productivelyBasic study indicates that W, Co and Cr have better erosion and abrasion resisting property than otherchromium parental materials, and CoCrWC hard faced ceramic in the cobalt parental materials are better erosion

Keywords： hydraulic turbine     cavitation erosion and abrasion materials     design    

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Corrosion behavior of Fe–Cr–Ni based alloys exposed to molten MgCl2–KCl–NaCl salt with over-addedMg corrosion inhibitor

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 10,   Pages 1608-1619 doi: 10.1007/s11705-023-2349-1

Abstract: Adding Mg into molten MgCl2–NaCl–KCl salt as a corrosion inhibitor is one of the most effectiveand cost-effective methods to mitigate the molten salt corrosion of commercial Fe–Cr–Ni alloys.The corrosion attack is different from the classical impurity-driven corrosion in molten chloride saltsThe Ni-depletion leads to the formation of a porous corrosion layer on both alloys, with the thicknesssuggest that direct contact of liquid Mg with Ni-containing alloys should be avoided during using Mg as a corrosion

Keywords： concentrated solar power (CSP)     Mg corrosion inhibitor     Mg–Ni intermetallic     salt purification     thermal    

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The Theorem of the Resistance of Hydraulic Machine's Materials to Cavitation Erosion and Abrasion

Wang Biao,Wang Yudong,Zhang Zihua,Ye Xianguo

Strategic Study of CAE 2003, Volume 5, Issue 7,   Pages 58-61

Abstract:

In order to confirm the dependence of the resistance of cavitation erosion and abrasion (CEA) on thecoating, boron stainless steel and titanium) were used to do the experiments of CEA and cavitation erosion

Keywords： hydraulic machine´     s materials     cavitation erosion and abrasion     theorem    

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Title Author Date Type Operation

Erosion-corrosion failure of REAC pipes under multiphase flow

Ping TANG, Jian YANG, Jinyang ZHENG, Shizheng HE, Jianjun YE, Guofu OU, Ieong WONG, Yanbao MA,

Journal Article

Embankment dam foundation analysis for the decrease of internal erosion likelihood

Marc SMITH

Journal Article

3D finite element method (FEM) simulation of groundwater flow during backward erosion piping

Kristine VANDENBOER,Vera van BEEK,Adam BEZUIJEN

Journal Article

On corrosion to stainless steel by calcium chloride with different extender

Lv XU, Yuanyang HU, Liwei WANG, Ruzhu WANG,

Journal Article

Monitoring corrosion of reinforcement in concrete structures via fiber Bragg grating sensors

Zhupeng ZHENG, Xiaoning SUN, Ying LEI

Journal Article

Corrosion mechanisms of candidate structural materials for supercritical water-cooled reactor

Lefu ZHANG, Fawen ZHU, Rui TANG

Journal Article

Failure Processes Micro-characteristic Studies of Two Materials to Resist Cavitation Erosion and to ResistErosion and Abrasion

Wang Biao,Wang Yudong,Zhang Zihua,He Xiaokui,Zhu Xiaoli

Journal Article

Effect of land use and land cover change on soil erosion and the spatio-temporal variation in Liupan

Bin QUAN, M. J. M. R?MKENS, Rui LI, Fang WANG, Jie CHEN

Journal Article

Corrosion behavior of metallic alloys in molten chloride salts for thermal energy storage in concentrated

Wenjin Ding, Alexander Bonk, Thomas Bauer

Journal Article

Synergistic effects of sodium hypochlorite disinfection and iron-oxidizing bacteria on early corrosion

Journal Article

Corrosion Management System in China

Ma Xiumin, Zhu Guiyu, Lu Dongzhu, Duan Jizhou, Hou Baorong

Journal Article

Synthesis of mono and bis-4-methylpiperidiniummethyl-urea as corrosion inhibitors for steel in acidic

Abbas TEIMOURI, Nasrin SOLTANI, Alireza Najafi CHERMAHINI

Journal Article

General Optimization Design Research of Metallic Materials to Resist Cavitation Erosion and Abrasion

Wang Biao,Zhang Zihua,Wang Yudong

Journal Article

Corrosion behavior of Fe–Cr–Ni based alloys exposed to molten MgCl2–KCl–NaCl salt with over-addedMg corrosion inhibitor

Journal Article

The Theorem of the Resistance of Hydraulic Machine's Materials to Cavitation Erosion and Abrasion

Wang Biao,Wang Yudong,Zhang Zihua,Ye Xianguo

Journal Article