挂壁胶凝原油冲洗效果分析
Oil-Gasfield Surface Engineering(2015)
Abstract
为推广胶凝原油水力悬浮输送技术,搭建了挂壁原油冲洗实验系统,通过实验数据分析胶凝原油是否均匀挂壁、冲洗水量及冲洗时间等对冲洗效果的影响.实验结果表明,少数胶凝原油颗粒挂在管壁上用冷水冲洗效果为100%;胶凝原油大面积挂壁时,均匀挂壁冲洗效果较差,非均匀挂壁的冲洗效果有所改善.对于挂壁5 mm的油管,实验条件下,均匀挂壁油管冲洗效果在2.8%~5.9%之间,非均匀挂壁油管冲洗效果在9.5%~23.3%之间.
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