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焦炭塔的CFD模拟与温度场调控
陈渤燕 1,2 曹玉亭 3 张勇 2 孙国刚 1 刘银东 3 王路海 3
2. 中国科学院过程工程研究所多相复杂系统国家重点实验室,北京 100190
3. 中国石油天然气股份有限公司石油化工研究院,北京 102249
DOI:10.12034/j.issn.1009-606X.223145
1 前 言
2 模型与方法
2.1 运动模型
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2.2 传热模型
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2.3 反应模型
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表1 反应速率常数的参数值[23]Table 1 Constant of the reaction rate[23]
2.4 模型验证
表2 原料的一般性质及四组分组成Table 2 General properties and four-component composition of raw materials
3 结果与讨论
表3 主要模拟参数Table 3 The main parameters used in the simulation
Note: * The time step is adjustable in the simulation according to Courant number.
3.1 焦炭塔入料阶段的模拟
表4 催化油浆的一般性质及四组分组成Table 4 General properties and four-component composition of catalytic slurry
Fig.5 Mass fraction distributions of mesoasphaltene (a) and coke (b) at different temperatures
Fig.6 Radial mass distributions of mesoasphaltene (a) and coke (b) at the height of Y=0.1 m
3.2 中间相沥青质成焦过程的调控研究
表5 原料组成Table 5 Composition of raw materials
Fig.13 (a) Schematic diagram of temperature regulation by steam heating; (b) temperature field distribution of liquid phase at 200 s; (c) mass fraction distribution of coke at 200 s
Fig.15 Radial distributions of gas volume fraction at different bed heights by steam heating
4 结论与展望
CFD simulation and temperature regulation of the coke drum
Boyan CHEN 1,2 Yuting CAO 3Yong ZHANG 2 Guogang SUN 1Yindong LIU 3Luhai WANG 3
2. State Key Laboratory of Multiphase Complex Systems, Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, China
3. Petrochemical Research Institute, China National Petroleum Corporation, Beijing 102249, China
引用本文: 陈渤燕, 曹玉亭, 张勇, 等. 焦炭塔的CFD模拟与温度场调控. 过程工程学报, 2024, 24(4): 414-424. (Chen B Y, Cao Y T, Zhang Y, et al. CFD simulation and temperature regulation of the coke drum (in Chinese). Chin. J. Process Eng., 2024, 24(4): 414-424, DOI: 10.12034/j.issn.1009‑606X.223145.)
作者简介:陈渤燕,硕士研究生,动力工程专业,E-mail: bychen@ipe.ac.cn;
作者简介:张勇,副研究员,化学工程专业,E-mail: zhangyong@ipe.ac.cn
基金信息: 中国石油科技管理部常规项目(编号:2021DJ5908);国家自然科学基金资助项目(编号:22008239)
中图分类号: TE96
文章编号:1009-606X(2024)04-0414-11
文献标识码: A
收稿日期:2023-05-16
修回日期:2023-09-14
出版日期:2024-04-28
网刊发布日期:2024-05-08