采用计算流体动力学方法在欧拉坐标系下求解连续相运动方程,在拉格朗日坐标系下求解离散相颗粒轨道方程,并利用冲蚀方程研究了管内油、水、砂多相流中固体颗粒运动与管道冲蚀的相互关系,预测最大冲蚀发生位置.结果表明:弯管冲蚀最严重处位于下游直管段与弯头连接处外侧,T型堵头管冲蚀最严重处位于上下游直管段交接处内侧,T型堵头管的最大冲蚀速率远大于弯管的;T型堵头管中存在明显的颗粒相互碰撞区域以及颗粒滞留区域,在颗粒相互碰撞区域颗粒对管壁的碰撞能降低,在颗粒滞留区域颗粒的滞留减少了新来颗粒对堵头的碰撞,这两个区域都从一定程度上减小了颗粒对管道的冲蚀作用.
参考文献
| [1] | 王思邈;刘海笑;张日;刘鸣洋.海底管道沙粒侵蚀的数值模拟及侵蚀公式评价[J].海洋工程,2014(1):49-59. |
| [2] | Xianghui Chen;Brenton S. McLaury;Siamack A. Shirazi.Numerical and experimental investigation of the relative erosion severity between plugged tees and elbows in dilute gas/solid two-phase flow[J].Wear: an International Journal on the Science and Technology of Friction, Lubrication and Wear,20067/8(7/8):715-729. |
| [3] | L. C. Walters;H. M. Soliman;G. E. Sims.Two-phase pressure drop and phase distribution at reduced tee junctions[J].International Journal of Multiphase Flow,19985(5):775-792. |
| [4] | S.PANDEY;A.GUPTA;D.P.CHAKRABARTF.LIQUID-LIQUID TWO PHASE FLOW THROUGH A HORIZONTAL T-JUNCTION[J].Chemical Engineering Research & Design: Transactions of the Institution of Chemical Engineers,2006A10(A10):895-904. |
| [5] | 吴铁军;郭烈锦;刘文红;张西民.水平管内油水两相流流型及其转换规律研究[J].工程热物理学报,2002(4):491-494. |
| [6] | 钟兴福;黄志尧;吕鹏举;谢荣华;李海青.125mm垂直圆管中油水两相流流型辨识研究[J].石油学报,2001(5):89-94. |
| [7] | Xianghui Chen;Brenton S. McLaury;Siamack A. Shirazi.Application and experimental validation of a computational fluid dynamics (CFD)-based erosion prediction model in elbows and plugged tees[J].Computers & Fluids,200410(10):1251-1272. |
| [8] | Liu Yucheng;Zhang Yinlong;Yuan Jianmei.Research on corrosion perforation on pipeline by media of high salinity acidic oil-water mixture[J].Engineering failure analysis,2013:35-40. |
| [9] | M. M. Stack;G. H. Abdulrahman.Mapping erosion-corrosion of carbon steel in oil-water solutions: Effects of velocity and applied potential[J].Wear: an International Journal on the Science and Technology of Friction, Lubrication and Wear,2012:401-413. |
| [10] | Zeng, L.;Zhang, G. A.;Guo, X. P.;Chai, C. W..Inhibition effect of thioureidoimidazoline inhibitor for the flow accelerated corrosion of an elbow[J].Corrosion Science: The Journal on Environmental Degradation of Materials and its Control,2015Jan.(Jan.):202-215. |
| [11] | H. M. Badr;M. A. Habib;R. Ben-Mansour;S. A. M. Said.Numerical investigation of erosion threshold velocity in a pipe with sudden contraction[J].Computers & Fluids,20056(6):721-742. |
| [12] | 朱娟;张乔斌;陈宇;张昭;张鉴清;曹楚南.冲刷腐蚀的研究现状[J].中国腐蚀与防护学报,2014(3):199-210. |
| [13] | Y. Zhang;E. P. Reuterfors;B. S. McLaury;S. A. Shirazi;E. F. Rybicki.Comparison of computed and measured particle velocities and erosion in water and air flows[J].Wear: an International Journal on the Science and Technology of Friction, Lubrication and Wear,20071/6(1/6):330-338. |
| [14] | Parsi, Mazdak;Najmi, Kamyar;Najafifard, Fardis;Hassani, Shokrollah;McLaury, Brenton S.;Shirazi, Siamack A..A comprehensive review of solid particle erosion modeling for oil and gas wells and pipelines applications[J].Journal of natural gas science and engineering,2014:850-873. |
| [15] | A. Forder;M. Thew;D. Harrison.A numerical investigation of solid particle erosion experienced within oilfield control valves[J].Wear: an International Journal on the Science and Technology of Friction, Lubrication and Wear,19982(2):184-193. |
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