第3期 蔡峰等：高温高压喷射条件下X70管线钢的C02腐蚀形貌 ·299· 均偏差S,和均方根偏差S逐渐增大.同时，X70钢 (10):2330 腐蚀减薄量平均值uH及标准差σH也呈现逐渐增大 [11]Zhang G A.Cheng Y F.Electrochemical characterization and 的趋势. computational fluid dynamics simulation of flow-accelerated corro- sion of X65 steel in a CO,-saturated oilfield formation water.Cor- (2)高温高压C02环境流体喷射条件下，按照 ros Sci,2010,52(8):2716 层流区→壁面喷射区→过渡区的顺序，X70钢表面 [12]John D,Kinsella B,Bailey S,et al.Flow dependence of carbon 流体传质速率和壁面切应力τ，呈逐渐增大的趋势， dioxide corrosion using short electrodes by jet impingement.Cor- 与对应位置内X70钢表面高度概率分布、表面平均 osion,2009,65(12):771 偏差S。、均方根偏差S,以及钢腐蚀减薄量平均值uH [13]Wu X Q,Jing H M,Zheng Y G,et al.The testing equipment simulating high-emperature and high-velocity situations in oil re- 和标准差σa具有相同的变化规律 finery industry and the selection of its experimental parameters.J (3)高温高压C0,环境流体喷射条件下，不同 Chin Soc Corros Prot,2002,22(1)1 流态区域内流体传质速率和壁面切应力T的分布 (吴欣强，敬和民，郑玉贵，等.模拟工业炼油环境高温高流 差异是造成X70钢腐蚀形貌、基体三维形貌及腐蚀 速状态的循环测试装置及其实验参数选择.中国腐蚀与防护 减薄量差异的主要原因.按照层流区→壁面喷射 学报，2002,22(1)：1) 区一→过渡区的顺序，流体壁面切应力T,逐渐增大， [14]Wu X Q,Jing H M,Zheng Y G,et al.Erosion-corrosion of vari- ous oil-refining materials in naphthenic acid.Wear,2004,256 不断减薄腐蚀产物膜直至其脱落，造成传质过程阻 (1/2):133 力的降低，传质速率增大，腐蚀过程不断加剧.在本 [15]Yuan C Q,Yan X P,Peng Z X.Three dimensional surface char- 实验条件下，X70钢C02腐蚀速率Rm与壁面切应 acterization of wear debris.Tribology,2007,27 (3):294 力T之间存在指数关系式Rm=7.21r07 (袁成清，严新平，彭中笑.磨粒的三维表面特征描述.摩擦 学学报，2007,27(3)：294) 参考文献 [16]Zhu JJ,Zhong Y,Liu B.Measurement and assessment evalua- [Kermani M B,Morshed A B.Carbon dioxide corrosion in oil and tion of the three-dimensional surface topography.J Harbin Uni gas production:a compendium.Corrosion,2003,59(8):659 Sci Technol,2009,14(1):43 Wood RJK.Erosion-corrosion interactions and their effect on ma- (朱健军，钟渊，刘泊.表面三维形貌测量及其评定的研究 rine and offshore materials.Wear,2006,261 (9):1012 哈尔滨理工大学学报，2009,14(1)：43) B]Lin G F,Zheng MS,BaiZQ,et al.Wear behavior of CO2 coro- [17]Wang J D,Chen D R,Kong X M.Establishment of surface pro- sion scales on well tube steel N80 in water-sand two-phase fluid file parameters of sedan steel plates.Tribology,2001,21(4): medium.Tribology,2005,25(1):78 293 (林冠发，郑茂盛，白真权，等.80钢C02腐蚀产物膜在水/ (汪家道，陈大融，孔宪梅.轿车钢板表面形貌特征参数的 砂两相流介质中的磨损性能.摩擦学学报，2005,25(1)：78) 提取.摩擦学学报，2001,21(4)：293) Hu X.Neville A.CO2 erosion-corrosion of pipeline steel (API [18]Wen S Z,Huang P.Principles of Tribology,Beijing:Tsinghua X65)in oil and gas conditions:a systematic approach.Wear, University Press,2002 2009,267(11):2027 (温诗铸，黄平.摩擦学原理.北京：清华大学出版社，2002) 5]Rajahram SS,Harvey TJ,Wood R JK.Erosion-corrosion resist- 019]Koszela W,Dzierwa A,Galda L,et al.Experimental investiga- ance of engineering materials in various test conditions.Wear, tion of oil pockets effect on abrasive wear resistance.Tribol Int, 2009,267(14):244 2012,46(1):145 [6]Chaal L,Deslouis C,Pailleret A,et al.On the mitigation of ero- 20]Daswon J L,Shih CC.Corrosionunder flowing conditions:an sion-corrosion of copper by a drag-reducing cationic surfactant in overview and model /Proceedings of Corrosion 1990.Hoston, turbulent flow conditions using a rotating cage.Electrochim Acta, 1990:paper No.NACE90021 2007,52(27):7786 1]Zheng Y G,Yao Z M,Ke W.Review on the effects of hydrody- ]Malka R,Nesic S,Gulino D A.Erosion-corrosion and synergistie namic factors on erosion-corrosion.Corros Sci Prot Technol, effects in disturbed liquid-particle flow.Wear,2007,262(7/8): 2000,12(1):36 791 (郑玉贵，姚治铭，柯伟.流体力学因素对冲刷腐蚀的影响 8]Zheng YG,Yu H,Jiang S L,et al.Effect of the sea mud on ero- 机制.腐蚀科学与防护技术，2000,12(1)：36) sion-corrosion behaviors of carbon steel and low alloy steel in 22]Nesic S.Key issues related to modelling of intemal corrosion of 2.4%NaCl solution.Wear,2008,264(11/12）:1051 oil and gas pipelines:a review.Corros Sci,2007,49 (12): 9]Zu J B,Hutchings I M,Burstein G T.Design of a slurry erosion 4308 test rig.Wer,1990,140(2):331 3]Lu Y C.A flow-impingement facility for corrosion and electro- [10]Xu L Y,Cheng Y F.Effect of fluid hydrodynamics on flow-ussis- chemical in high-emperature aqueous solutions/Proceedingsof ted corrosion of aluminum alloy in ethylene glycol-water solution Corrosion 2004.New Orleans,2004:paper No.NACE-04677 studied by a microelectrode technique.Corros Sci,2009,51 24]Demoz A,Dabros T,Michaelian K,et al.A new impinging jet第 3 期 蔡 峰等: 高温高压喷射条件下 X70 管线钢的 CO2 腐蚀形貌 均偏差 Sa和均方根偏差 Sq逐渐增大． 同时，X70 钢 腐蚀减薄量平均值 μH及标准差 σH也呈现逐渐增大 的趋势． ( 2) 高温高压 CO2 环境流体喷射条件下，按照 层流区→壁面喷射区→过渡区的顺序，X70 钢表面 流体传质速率和壁面切应力 τw呈逐渐增大的趋势， 与对应位置内 X70 钢表面高度概率分布、表面平均 偏差 Sa、均方根偏差 Sq以及钢腐蚀减薄量平均值 μH 和标准差 σH具有相同的变化规律． ( 3) 高温高压 CO2 环境流体喷射条件下，不同 流态区域内流体传质速率和壁面切应力 τw的分布 差异是造成 X70 钢腐蚀形貌、基体三维形貌及腐蚀 减薄量差异的主要原因． 按照层流区→壁面喷射 区→过渡区的顺序，流体壁面切应力 τw逐渐增大， 不断减薄腐蚀产物膜直至其脱落，造成传质过程阻 力的降低，传质速率增大，腐蚀过程不断加剧． 在本 实验条件下，X70 钢 CO2 腐蚀速率 Ｒcorr与壁面切应 力 τw之间存在指数关系式 Ｒcorr = 7. 21τ 0. 7 w ． 参 考 文 献 ［1］ Kermani M B，Morshed A B． Carbon dioxide corrosion in oil and gas production: a compendium． Corrosion，2003，59( 8) : 659 ［2］ Wood Ｒ J K． Erosion-corrosion interactions and their effect on ma￾rine and offshore materials． Wear，2006，261( 9) : 1012 ［3］ Lin G F，Zheng M S，Bai Z Q，et al． Wear behavior of CO2 corro￾sion scales on well tube steel N80 in water-sand two-phase fluid medium． Tribology，2005，25( 1) : 78 ( 林冠发，郑茂盛，白真权，等． N80 钢 CO2 腐蚀产物膜在水/ 砂两相流介质中的磨损性能． 摩擦学学报，2005，25( 1) : 78) ［4］ Hu X，Neville A． CO2 erosion-corrosion of pipeline steel ( API X65) in oil and gas conditions: a systematic approach． Wear， 2009，267( 11) : 2027 ［5］ Ｒajahram S S，Harvey T J，Wood Ｒ J K． Erosion-corrosion resist￾ance of engineering materials in various test conditions． Wear， 2009，267( 1-4) : 244 ［6］ Chaal L，Deslouis C，Pailleret A，et al． On the mitigation of ero￾sion-corrosion of copper by a drag-reducing cationic surfactant in turbulent flow conditions using a rotating cage． Electrochim Acta， 2007，52( 27) : 7786 ［7］ Malka Ｒ，Nesic S，Gulino D A． Erosion-corrosion and synergistic effects in disturbed liquid-particle flow． Wear，2007，262( 7 /8) : 791 ［8］ Zheng Y G，Yu H，Jiang S L，et al． Effect of the sea mud on ero￾sion-corrosion behaviors of carbon steel and low alloy steel in 2. 4% NaCl solution． Wear，2008，264( 11 /12) : 1051 ［9］ Zu J B，Hutchings I M，Burstein G T． Design of a slurry erosion test rig． Wear，1990，140( 2) : 331 ［10］ Xu L Y，Cheng Y F． Effect of fluid hydrodynamics on flow-assis￾ted corrosion of aluminum alloy in ethylene glycol-water solution studied by a microelectrode technique． Corros Sci，2009，51 ( 10) : 2330 ［11］ Zhang G A，Cheng Y F． Electrochemical characterization and computational fluid dynamics simulation of flow-accelerated corro￾sion of X65 steel in a CO2 -saturated oilfield formation water． Cor￾ros Sci，2010，52( 8) : 2716 ［12］ John D，Kinsella B，Bailey S，et al． Flow dependence of carbon dioxide corrosion using short electrodes by jet impingement． Cor￾rosion，2009，65( 12) : 771 ［13］ Wu X Q，Jing H M，Zheng Y G，et al． The testing equipment simulating high-temperature and high-velocity situations in oil re￾finery industry and the selection of its experimental parameters． J Chin Soc Corros Prot，2002，22( 1) : 1 ( 吴欣强，敬和民，郑玉贵，等． 模拟工业炼油环境高温高流 速状态的循环测试装置及其实验参数选择． 中国腐蚀与防护 学报，2002，22( 1) : 1) ［14］ Wu X Q，Jing H M，Zheng Y G，et al． Erosion-corrosion of vari￾ous oil-refining materials in naphthenic acid． Wear，2004，256 ( 1 /2) : 133 ［15］ Yuan C Q，Yan X P，Peng Z X． Three dimensional surface char￾acterization of wear debris． Tribology，2007，27( 3) : 294 ( 袁成清，严新平，彭中笑． 磨粒的三维表面特征描述． 摩擦 学学报，2007，27( 3) : 294) ［16］ Zhu J J，Zhong Y，Liu B． Measurement and assessment evalua￾tion of the three-dimensional surface topography． J Harbin Univ Sci Technol，2009，14( 1) : 43 ( 朱健军，钟渊，刘泊． 表面三维形貌测量及其评定的研究． 哈尔滨理工大学学报，2009，14( 1) : 43) ［17］ Wang J D，Chen D Ｒ，Kong X M． Establishment of surface pro￾file parameters of sedan steel plates． Tribology，2001，21 ( 4) : 293 ( 汪家道，陈大融，孔宪梅． 轿车钢板表面形貌特征参数的 提取． 摩擦学学报，2001，21( 4) : 293) ［18］ Wen S Z，Huang P． Principles of Tribology，Beijing: Tsinghua University Press，2002 ( 温诗铸，黄平． 摩擦学原理． 北京: 清华大学出版社，2002) ［19］ Koszela W，Dzierwa A，Galda L，et al． Experimental investiga￾tion of oil pockets effect on abrasive wear resistance． Tribol Int， 2012，46( 1) : 145 ［20］ Daswon J L，Shih C C． Corrosionunder flowing conditions: an overview and model / / Proceedings of Corrosion 1990． Hoston， 1990: paper No． NACE-90021 ［21］ Zheng Y G，Yao Z M，Ke W． Ｒeview on the effects of hydrody￾namic factors on erosion-corrosion． Corros Sci Prot Technol， 2000，12( 1) : 36 ( 郑玉贵，姚治铭，柯伟． 流体力学因素对冲刷腐蚀的影响 机制． 腐蚀科学与防护技术，2000，12( 1) : 36) ［22］ Nesic S． Key issues related to modelling of internal corrosion of oil and gas pipelines: a review． Corros Sci，2007，49 ( 12 ) : 4308 ［23］ Lu Y C． A flow-impingement facility for corrosion and electro￾chemical in high-temperature aqueous solutions / / Proceedings of Corrosion 2004． New Orleans，2004: paper No． NACE-04677 ［24］ Demoz A，Dabros T，Michaelian K，et al． A new impinging jet · 992 ·