CIESC Journal ›› 2025, Vol. 76 ›› Issue (1): 141-150.DOI: 10.11949/0438-1157.20240765
• Fluid dynamics and transport phenomena • Previous Articles Next Articles
Yan LI1(), Hongli GUO2, Guoqing SU1, Jianwen ZHANG1(
)
Received:
2024-07-08
Revised:
2024-08-13
Online:
2025-02-08
Published:
2025-01-25
Contact:
Jianwen ZHANG
通讯作者:
张建文
作者简介:
李彦(1993—),男,博士研究生,charlesliyan@163.com
基金资助:
CLC Number:
Yan LI, Hongli GUO, Guoqing SU, Jianwen ZHANG. Gas-liquid two-phase flow and erosion-corrosion in air cooler of hydrogenation unit[J]. CIESC Journal, 2025, 76(1): 141-150.
李彦, 郭红利, 苏国庆, 张建文. 加氢装置空冷器气液两相流动与冲刷腐蚀问题[J]. 化工学报, 2025, 76(1): 141-150.
网格数量/个 | 第一排平均速度/(m/s) | 误差/% |
---|---|---|
3.25×106 | 34.25 | 16 |
4.38×106 | 32.56 | 11 |
5.22×106 | 30.24 | 2.8 |
5.63×106 | 29.55 | 0.4 |
6.21×106 | 29.41 | — |
Table 1 Grid-independent analysis
网格数量/个 | 第一排平均速度/(m/s) | 误差/% |
---|---|---|
3.25×106 | 34.25 | 16 |
4.38×106 | 32.56 | 11 |
5.22×106 | 30.24 | 2.8 |
5.63×106 | 29.55 | 0.4 |
6.21×106 | 29.41 | — |
管道编号 | 泄漏位置距离管道 入口距离/cm | 腐蚀速率/(mm/a) | ||
---|---|---|---|---|
数值模拟 | 实际情况 | 数值模拟 | 实际情况 | |
第一排第5号 | 3 | 5 | 3.85 | 3.75 |
第一排第15号 | 2 | 4 | 3.88 | |
第一排第25号 | 5 | 8 | 3.78 | |
第一排第35号 | 6 | 7 | 3.73 |
Table 2 Comparison of numerical simulation results with the actual situation
管道编号 | 泄漏位置距离管道 入口距离/cm | 腐蚀速率/(mm/a) | ||
---|---|---|---|---|
数值模拟 | 实际情况 | 数值模拟 | 实际情况 | |
第一排第5号 | 3 | 5 | 3.85 | 3.75 |
第一排第15号 | 2 | 4 | 3.88 | |
第一排第25号 | 5 | 8 | 3.78 | |
第一排第35号 | 6 | 7 | 3.73 |
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