| 延迟焦化降低循环比和缩短生焦周期的问题与对策 |
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| 引用本文： | 贾树军.延迟焦化降低循环比和缩短生焦周期的问题与对策[J].石油化工设计,2011,28(4):20-22,36. |
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| 作者姓名： | 贾树军 |
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| 作者单位： | 中国石化股份有限公司天津分公司,天津,300270 |
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| 摘 要： | 针对延迟焦化装置实施缩短生焦周期、降低循环比操作后产生的焦炭塔油气焦粉携带严重、分馏塔高温部位的结焦倾向增大、蜡油柴油重叠度增加、干气不干、含硫污水脱标、冷焦过程中经常出现的给水不畅、除焦过程卡钻频繁、冷焦水带油严重等问题进行了分析,并对其提出了相应的改进、解决方案.
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| 关 键 词： | 延迟焦化 加工量 缩短生焦周期 降低循环比 焦粉携带 结焦及预防 |
PROBLEMS AND SOLUTIONS FOR REDUCING RECYCLE RATIO AND SHORTENING COKING CYCLE IN DELAYED COKING UNIT |
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| Jia Shujun.PROBLEMS AND SOLUTIONS FOR REDUCING RECYCLE RATIO AND SHORTENING COKING CYCLE IN DELAYED COKING UNIT[J].Petrochemical Design,2011,28(4):20-22,36. |
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| Authors: | Jia Shujun |
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| Affiliation: | Jia Shujun(SINOPEC Tianjin Company,Tianjin,300270) |
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| Abstract: | Based on the operation status of delayed coking unit,this paper analyzes the problems in reducing recycle ratio and shortening coking cycle to improve process capacity, and puts forward corresponding solutions. |
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| Keywords: | Delayed coking unit Process capacity Shorten coking cycle Reduce recycle ratio Coke powder carry over Coking and prevention |
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