共裂解提高石脑油裂解丁二烯收率研究
开展了一系列石脑油与甲基环己烷共裂解试验,对比分析了不同比例、不同温度下产物收率的变化。结果表明：与石脑油单独裂解相比,共裂解乙烯收率降低,丁二烯收率大幅度提高。在相对较高的温度下进行共裂解,可得到高收率丁二烯,同时,乙烯收率降幅较小。石脑油与甲基环己烷共裂解优化了裂解气相产物分布,提高了产物的综合附加值,可完全依托现有乙烯裂解装置和后分离系统多产丁二烯,可行度高且节省投资,装置操作平稳,可满足工业化生产的要求。...
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| Published in | 石油与天然气化工 Vol. 43; no. 6; pp. 611 - 614 |
|---|---|
| Main Author | |
| Format | Journal Article |
| Language | Chinese |
| Published |
中国石油石油化工研究院兰州化工研究中心
2014
|
| Subjects | |
| Online Access | Get full text |
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| Abstract | 开展了一系列石脑油与甲基环己烷共裂解试验,对比分析了不同比例、不同温度下产物收率的变化。结果表明：与石脑油单独裂解相比,共裂解乙烯收率降低,丁二烯收率大幅度提高。在相对较高的温度下进行共裂解,可得到高收率丁二烯,同时,乙烯收率降幅较小。石脑油与甲基环己烷共裂解优化了裂解气相产物分布,提高了产物的综合附加值,可完全依托现有乙烯裂解装置和后分离系统多产丁二烯,可行度高且节省投资,装置操作平稳,可满足工业化生产的要求。 |
|---|---|
| AbstractList | 开展了一系列石脑油与甲基环己烷共裂解试验,对比分析了不同比例、不同温度下产物收率的变化。结果表明：与石脑油单独裂解相比,共裂解乙烯收率降低,丁二烯收率大幅度提高。在相对较高的温度下进行共裂解,可得到高收率丁二烯,同时,乙烯收率降幅较小。石脑油与甲基环己烷共裂解优化了裂解气相产物分布,提高了产物的综合附加值,可完全依托现有乙烯裂解装置和后分离系统多产丁二烯,可行度高且节省投资,装置操作平稳,可满足工业化生产的要求。 TQ203.8; 开展了一系列石脑油与甲基环己烷共裂解试验，对比分析了不同比例、不同温度下产物收率的变化。结果表明：与石脑油单独裂解相比，共裂解乙烯收率降低，丁二烯收率大幅度提高。在相对较高的温度下进行共裂解，可得到高收率丁二烯，同时，乙烯收率降幅较小。石脑油与甲基环己烷共裂解优化了裂解气相产物分布，提高了产物的综合附加值，可完全依托现有乙烯裂解装置和后分离系统多产丁二烯，可行度高且节省投资，装置操作平稳，可满足工业化生产的要求。 |
| Abstract_FL | A series of co‐pyrolysis tests of naphtha and methyl cyclohexane were carried out to study the products yield changes in pyrolysis of different proportions and at different tempera‐tures .The result showed that comparing with the naphtha pyrolysis alone ,the yield of co‐pyrol‐ysis ethylene decreased w hile the yield of butadiene substantially increased .Relatively high tem‐peratures are benefit for high butadiene yield while smaller drop of ethylene yield .The co‐pyroly‐sis of naphtha and methyl cyclohexane can optimize the pyrolysis gas product distribution and im‐prove the comprehensive added value of products .It can fully rely on existing ethylene pyrolysis unit and subsequent separation system .Meanwhile ,co‐pyrolysis has the advantages of high feasi‐bility ,lower investment and stable operation ,which can meet the requirements of industrial pro‐duction . |
| Author | 许江 孔祥冰 田亮 景媛媛 穆珍珍 宋帮勇 杨利斌 |
| AuthorAffiliation | 中国石油石油化工研究院兰州化工研究中心,730060 |
| AuthorAffiliation_xml | – name: 中国石油石油化工研究院兰州化工研究中心 |
| Author_FL | Jing Yuanyuan Song Bangyong Xu Jiang Tian Liang Kong Xiangbing Mu Zhenzhen Yang Libin |
| Author_FL_xml | – sequence: 1 fullname: Xu Jiang – sequence: 2 fullname: Kong Xiangbing – sequence: 3 fullname: Tian Liang – sequence: 4 fullname: Jing Yuanyuan – sequence: 5 fullname: Mu Zhenzhen – sequence: 6 fullname: Song Bangyong – sequence: 7 fullname: Yang Libin |
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| DOI | 10.3969/j.issn.1007-3426.2014.06.007 |
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| DocumentTitleAlternate | To improve the yield of naphtha pyrolysis butadiene by co-pyrolysis |
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| Keywords | 共裂解 butadiene methyl cyclohexane co-pyrolysis 甲基环己烷 石脑油 丁二烯 naphtha ethylene 乙烯 |
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| Notes | co-pyrolysis; butadiene; naphtha; methyl cyclohexane; ethylene A series of co-pyrolysis tests of naphtha and methyl cyclohexane were carried out to study the products yield changes in pyrolysis of different proportions and at different temperatures.The result showed that comparing with the naphtha pyrolysis alone,the yield of co-pyrolysis ethylene decreased while the yield of butadiene substantially increased.Relatively high temperatures are benefit for high butadiene yield while smaller drop of ethylene yield.The co-pyrolysis of naphtha and methyl cyclohexane can optimize the pyrolysis gas product distribution and improve the comprehensive added value of products.It can fully rely on existing ethylene pyrolysis unit and subsequent separation system.Meanwhile,co-pyrolysis has the advantages of high feasibility,lower investment and stable operation,which can meet the requirements of industrial production. 51-1210/TE Xu Jiang, Kong Xiangbing, Tian Liang, Jing Yuanyuan,Mu Zhenzhen, Song Bangyong, Yang Libin （Lanzho |
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| PublicationTitle | 石油与天然气化工 |
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| SubjectTerms | 丁二烯 乙烯 共裂解 甲基环己烷 石脑油 |
| Title | 共裂解提高石脑油裂解丁二烯收率研究 |
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