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气体分馏装置的脱乙烷塔底设有隔板，将塔釜分为两个空间。The bottom of LPG fractionator is separated into two spaces by baffle.

提出一种新的催化裂化主分馏塔建模方法。A new method establishing models of FCC main fractionator was proposed.

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对油气线进行消焦处理后，分馏塔振动被消除。The vibration of fractionator was eliminated by decoking the oil gas line.

中国石油天然气股份有限公司原长庆油田第一助剂厂催化裂化装置分馏塔反应油气入口结焦严重。Serious coking occured at the fractionator oil and gas inlet in FCC unit of the No.

研究分析了催化裂化装置的主分馏塔与稳定塔之间操作控制的关联性。The operation and control interaction analysis between main fractionator and stabilizer of FCCU was studied.

通过对FCC分馏塔塔板的调整，提高了塔的操作性能及产品的分离精度。Adjusted the tray of FCC fractionator , operating performance and separating precision of production were improved.

影响分馏塔底结焦的因素有分馏塔底油浆的组成、温度、催化剂含量及停留时间。Factors affecting coking at the bottom of the fractionator are composition of slurry, temperature, catalyst content and residence time.

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对常压蒸馏塔，模型回归的算术平均误差只有3.6℃，对催化裂化主分馏塔，模型回归的算术平均误差只有3.4℃。For calculations of FCC main fractionator and atmospheric distillation column, the regressive average errors were 3. 6℃and 3. 4℃ respectively.

针对北京东方石化公司东方化工厂乙烯装置急冷油塔汽油填料段堵塞的原因进行分析。Reasons for the plugging in the packing section of primary fractionator in Dongfang Chemical Works of Eastern Petrochemical Company are analyzed.

介绍了采用规整填料进行催化裂化分馏塔改造设计的方法和生产运行情况。The design method for the revamping of the fractionator by adopting structured packing and the operation of the revamped fractionator are presented.

汽油分馏塔设计中的主要难题是如何从工艺及结构上解决气相聚合物和焦化物对填料和气液分布器的堵塞问题。The main problem in design of gasoline fractionator is how to prevent blocking of gas phase polymer and coke pellets in packing and gas distributor.

这一方法通过对加氢裂化装置分馏塔航空煤油干点估计得到验证。This approach has been shown by the example of jet fuel endpoint estimation for a fractionator of the hydrocracking unit in the oil refining industry.

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首次将石油大学提出的分离效能转移技术应用于常压塔设计，将塔板数由60层降低到50层。The tray number of atmosphere fractionator is reasonably reduced from 60 to 50 that is firstly used of separation shifting techniques proposed by Univ.

控制合适的操作条件，在大油气管线进分馏塔入口处增加蒸汽环管，可以有效防止结焦。Coking at the inlet of large gas line to fractionator has been effectively prevented by setting up steam circle pipes under appropriate operation conditions.

中国石油天然气股份有限公司原长庆油田第一助剂厂催化裂化装置分馏塔反应油气入口结焦严重。Serious coking occured at the fractionator oil and gas inlet in FCC unit of the No. 1 Assistant Plant of former Changqing Oil Field, PetroChina Company Limited.

针对中国石化济南分公司焦化分馏塔的振动情况，通过标定初步分析了振动原因并实施了缓解措施。Reasons for vibration of the fractionator in delayed coker at SINOPEC Jinan Company were analyzed based on test run results, and some mitigation measures were taken.

针对大型乙烯装置汽油急冷生产特点和存在的问题，开发了大型乙烯装置汽油急冷高强度三溢流塔盘关键技术。Aimed at the production characters and problems which exist in gasoline fractionator in large-scale ethylene units, high strength three-pass tray technology is exploited.

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反应堆的流出物会进入到主分馏器，在那里，热量会被四周围各种各样的循环泵带走，从而形成最初的产物。The effluent product in the reactor goes to the main fractionator where the heat is removed in its various pump-around loops and initial product separation is accomplished.

探讨了采用规整填料使催化裂化分馏塔处理能力翻番和提高分馏效率的有效途径。The adoption of high efficiency structured packing as an effective way to increase the capacity of the FCCU fractionator as well as to increase its fractionation efficiency is investigated.

文章对汽柴油加氢精制装置分馏塔塔顶所注缓蚀剂的筛选工作进行了总结，并对装置腐蚀进行了简要分析，提出了对策。The process of selection of corrosion inhibitor for the fractionator overhead of diesel hydrotreating unit was summarized. The corrosion of the unit was analyzed and counter measures were proposed.