焦化塔大油气线结焦原因分析及对策 关键词 延迟焦化 焦炭塔 油气线 结焦 压降 急冷油 [gap=992]eywords] delayed coking；coking tower；oil/gas pipelines；coking；pressure drawdown；quenching oil
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The structure of refluent distributional pipe in quench oil was optimized. The distribution of pore size in refluent distributional pipe was achieved,which improved the maldistrubutional of fluid in trough liquid distribution.
对传统的等直径急冷油回流分布管结构进行了优化,分析了其液体分布状况,得到了分布管的变孔径的分布,有效地改善了槽式分布器中液体预分布不均的状况。
参考来源 - 数字化设计技术在精馏塔器中的应用·2,447,543篇论文数据，部分数据来源于NoteExpress
急冷油循环泵的机械密封频繁泄漏是困扰乙烯生产的老难题。
Frequent leakage of mechanical seal of quenching oil circulating pump was a hard problem in ethylene production.
总结了当前在急冷油粘度变化和减粘剂减粘原理方面的研究进展；
And the research progress of mechanisms of quench oil viscosity changing and mechanisms of anfifoulant were summaned.
急冷器是立式的，以便急冷油注入后经直管自排，以达到良好的混合。
The fitting is vertical to allow for free draining with straight run after quench oil injection for good mixing.
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