数字模拟和实验研究油性废水分离过程中的脱油效率,用气旋分离油性废水
Zhao Shuai1, Zhou Weili1, Ding Laiyuan1
1Shandong Labor Vocational and Technical College, Jinan, 250300, China.
Scientific reports
|December 24, 2025
概括
这项研究引入了低温气旋,用于在寒冷的气候下分离油和水. 最佳设置实现了92%的脱油效率,解决了油田的冬季生产挑战.
科学领域:
- 石油工程是石油工程中的一个.
- 流体动力学 流体动力学
- 分离技术 分离技术
背景情况:
- 寒冷的气候给中国北部油田的油水分离带来了挑战.
- 高粘度的冷凝液产生的流体使有效的分离复杂化.
- 现有的方法在低温条件下扎.
研究的目的:
- 提出和评估使用预热气旋的低温油水分离方案.
- 调查油含量,溢出转移比率和入口流量对分离效率的影响.
- 优化气旋结构以提高性能.
主要方法:
- 响应表面方法 (RSM) 用于3D气旋结构优化.
- 欧勒多相流模型用于分析流场和相分布.
- 实验研究不同油含量,转移比率和流量.
主要成果:
- 达到0.2的最佳溢出转移比率,在10%的油含量和27-31mPa·s粘度下实现了92%的脱油效率.
- 增加溢出转移比率最初有助于分离,但过高的比率会降低性能.
- 较高的油含量和粘度降低了分离效率,因为辐射流电阻增加.
结论:
- 预热的气旋对于低温油水分离是有效的.
- 水旋风的性能对操作参数 (如转移比率和油含量) 很敏感.
- 优化气旋设计和参数控制对于高效的冬季石油生产至关重要.
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