使用高温高流速环烷酸腐蚀模拟装置对20G低碳钢在不同温度和冲刷角下的环烷酸腐蚀行为进行了研究,结果表明:温度和冲刷角对20G低碳钢的环烷酸腐蚀行为有显著影响；冲刷角对腐蚀速率的影响与温度及流速有关,腐蚀速率在280～320℃达到峰值,超过320℃腐蚀速率随温度升高呈下降趋势.20G钢的腐蚀形貌分析表明:在环烷酸腐蚀时20G钢中的珠光体优先发生溶解,在珠光体腐蚀后再由晶界向晶内腐蚀铁素体.
参考文献
| [1] | 梁春雷,陈学东,艾志斌,高俊峰.环烷酸腐蚀机理及其影响因素研究综述[J].压力容器,2008(05):30-36. |
| [2] | GROYMAN A;BRODSKY N;PENNER J.Study of corrosiveness of acidic crude oil corrosion and its fractions[A].Houston:NACE International,2005:568-580. |
| [3] | GROYMAN A;BRODSKY N;PENNER J.Low temperature naphthenic acid corrosion study[A].Houston:NACE International,2007:569-578. |
| [4] | E. Slavcheva;B. Shone;A. Turnbull .Review of naphthenic acid corrosion in oil refining[J].British Corrosion Journal,1999(2):125-131. |
| [5] | NUGENT M J;DOBIS J D.Experience with naphthenic acid corrosion in low TAN crudes[A].Houston:NACE International,1998:577-586. |
| [6] | Omar Yepez .On the chemical reaction between carboxylic acids and iron, including the special case of naphthenic acid[J].Fuel,2007(7/8):1162-1168. |
| [7] | CRAIG H L.Temperature and velocity effects in naphthenic acid corrosion[A].Houston:NACE International,1996:603-613. |
| [8] | O. Yepez .Influence of different sulfur compounds on corrosion due to naphthenic acid[J].Fuel,2005(1):97-104. |
| [9] | Xinqiang Wu;Heming Jing;Yugui Zheng;Zhiming Yao;Wei Ke .Erosion-corrosion of various oil-refining materials in naphthenic acid[J].Wear: an International Journal on the Science and Technology of Friction, Lubrication and Wear,2004(1/2):133-144. |
| [10] | 高延敏;陈家坚;雷良才 等.环烷酸腐蚀研究现状和防护对策[J].石油化工腐蚀预防护,2000,17(02):6-12. |
| [11] | ZETLMEISL M.A laboratory and field investigation of naphthenic acid corrosion inhibition[A].Houston:NACE International,1995:334350. |
| [12] | CHEN Xue-dong;AI Zhi-bin;YANG Tie-cheng.Analysis method of failure likelihood on pressure equipment with combined action of multi-failure mechanism[A].Washington:ASME,2010:25665-25669. |
| [13] | GUTZEIT J .Naphthenic acid corrosion in oil refineries[J].Materials Performance,1997,16(10):24-35. |
| [14] | SCATTERGOOD G L;STRONG R C;LINDLEY W A.Naphthenic acid corrosion,an update of control methods[A].Houston:NACE International,1987:197-209. |
| [15] | BLANCO E;HOPKINSON B.Experience with naphthenic acid corrosion in refinery distillation progress units[A].Houston:NACE International,1983:99-109. |
| [16] | 陈碧凤,杨启明.常减压设备环烷酸腐蚀分析[J].腐蚀科学与防护技术,2007(01):74-76. |
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