刘初春;范文军;

• 1:大连西太平洋石油化工有限公司

摘要(Abstract)：

为了解决重油催化裂化装置烟机结垢对装置长周期安全运行的影响,分析催化剂重金属质量分数、催化裂化原料密度、助剂、添加剂、催化剂不完全再生、催化剂粉尘,以及工艺条件、设备等因素对烟机结垢的影响,研究烟机结垢成因和预防措施.结果表明:催化剂粉尘是烟机结垢的根本原因;催化剂黏性、烟机粉尘浓度升高和粉尘受到较大的冲击力是导致烟机严重结垢的关键;保证各级旋风分离器高效运行,尽量降低烟气粉尘浓度,能够有效控制烟机结垢.

关键词(KeyWords)：催化裂化;烟机;结垢;成因分析

Abstract:

Keywords:

基金项目(Foundation):

作者(Author):刘初春;范文军;

Email:

参考文献(References)：

• [1]王东青,孙发民,马守涛,等.新型复合分子筛加氢裂化催化剂的研制及性能评价[J].东北石油大学学报,2014,38(1):97-101.Wang Dongqing,Sun Famin,Ma Shoutao,et al.Development and performance evaluation of a new composite molecular sieve hydrocracking catalys[J].Journal of Northeast Petroleum University,2014,38(1):97-101.

• [2]Long Huayun,Jin Fengying,Xiong Guang,et al.Effect of lanthanum and phosphorus on the aromatization activity of Zn/ZSM-5in FCC gasoline upgrading[J].Microporous and Mesoporous Materials,2014,198(1):29-34.

• [3]李鹏,曹东学.催化裂化装置三旋、烟机结垢原因分析及对策[J].炼油技术与工程,2005,35(3):11-14.Li Peng,Cao Dongxue.Causes of fouling in the third cyclone and flue gas expander of FCC unit and countermeasures[J].Petroleum Refinery Engineering,2005,35(3):11-14.

• [4]李双平.催化裂化烟机结垢原因分析及对策[J].炼油技术与工程,2012,42(10):41-44.Li Shuangping.Cause analysis of fouling in flue gas expander[J].Petroleum Refinery Engineering,2012,42(10):41-44.

• [5]谭争国,高雄厚,李荻,等.催化裂化装置中旋风分离器和烟气轮机催化剂黏连结垢原因分析[J].石油炼制与化工,2010,41(4):40-43.Tan Zhengguo,Gao Xionghou,Li Di,et al.Cause analysis about the conglutination and scale buildup of FCC,catalyst at cyclones and flue gas turbines[J].Petroleum Processing And Petrochemicals,2010,41(4):40-43.

• [6]吴宇,刘强,于英,等.催化裂化装置烟机结垢问题的原因与防范措施[J].石油炼制与化工,2011,42(3):24-28.Wu Yu,Liu Qiang,Yu Ying,et al.Causes of catalyst deposits in the flue gas expander of rfccu and countermeasures[J].Petroleum Processing and Petrochemicals,2011,42(3):24-28.

• [7]陈胜.催化裂化装置烟气系统设备结垢分析与对策[J].炼油技术与工程,2012,42(3):38-41.Chen Sheng.Cause analysis of fouling on equipment in FCCU flue system and countermeasures[J].Petroleum Refinery Engineering,2012,42(3):38-41.

• [8]申健,周复昌,于萍,等.流化催化裂化装置烟机结垢原因分析[J].石油炼制与化工,2014,45(2):13-17.Shen Jian,Zhou Fuchang,Yu Ping,et al.Studies on fouling of flue gas turbine in FCCU[J].Petroleum Processing and Petrochemicals,2014,45(2):13-17.

• [9]黄荣臻,闫涛,房家贵.催化裂化第三级旋风分离器的现状和发展方向[J].石油化工设备技术,2005,26(1):29-31.Huang Rongzhen,Yan Tao,Fang Jiagui.The current situation and development direction on third stage cyclone in catelytic cracking unit[J].Petro-Chemical Equipment Technology,2005,26(1):29-31.

• [10]胡仁波,白瑞,赵晋翀,等.催化裂化三旋催化剂细粉烧结及结垢机制[J].中国石油大学学报:自然科学版,2013,37(4):169-173.Hu Renbo,Bai Rui,Zhao Jinchong,et al.Sintering and scaling mechanism of FCC catalyst fines from the third cyclone separator[J].Journal of China University of Petroleum:Edition of Natural Science,2013,37(4):169-173.

• [11]孙国刚,时铭显.提高旋风分离器捕集效率的技术研究进展[J].现代化工,2008,28(7):64-69.Sun Guogang,Shi Mingxian.Progress in improving removal efficiency of gas cyclones for fine particles[J].Modern Chemical Industry,2008,28(7):64-69.

• [12]刘宗良.催化裂化装置旋风分离器设计的有关问题[J].炼油技术与工程,2006,36(11):17-21.Liu Zongliang.Design of FCCU cyclone[J].Petroleum Refinery Engineering,2006,36(11):17-21.