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深海中喷洒分散剂后溢油运动轨迹预测

Guo-xiang LIAO,Jian-qiang YANG,Zhen-hui GAO,De-qi XIONG

Dalian Haishi Daxue Xuebao/Journal of Dalian Maritime University（2013）

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Abstract
分析溢油分散剂的作用机理和影响分散效率的主要因素,概述美国“深水地平线”溢油事故中水下使用分散剂的方式及效果.通过改进深海溢油输移扩散预测模型,研究深海中喷洒分散剂后溢油运动轨迹的数值预测方法.以深海溢油现场试验为例,初步预测在深海泄漏源处喷洒分散剂后的溢油运动轨迹.结果显示:经分散剂处理后粒径小于0.5nm的油滴在水下环境中输移扩散且缓慢上浮,其中粒径小于0.1mm的油滴容易在深海中形成悬浮油带.
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Key words
Chemical dispersant,Deepwater oil spill,Numerical modeling,Trajectory prediction,Transport and diffusion
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