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1.攀钢集团研究院有限公司 钒钛资源综合利用国家重点实验室,四川 攀枝花 617000
2.成都先进金属材料产业技术研究院股份有限公司, 四川 成都 610305
3.攀钢集团冶金材料有限责任公司,四川 攀枝花 617023
Published:25 July 2024,
Received:18 March 2024,
Revised:07 April 2024,
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邱正秋,皇甫林,杨强等.石灰回转窑真实烟气条件下有机胺法CO2捕集试验[J].低碳化学与化工,2024,49(07):62-68.
QIU Zhengqiu,HUANGFU Lin,YANG Qiang,et al.Experiment of CO2 capture by organic amine method under lime rotary kiln real flue gas condition[J].Low-carbon Chemistry and Chemical Engineering,2024,49(07):62-68.
邱正秋,皇甫林,杨强等.石灰回转窑真实烟气条件下有机胺法CO2捕集试验[J].低碳化学与化工,2024,49(07):62-68. DOI: 10.12434/j.issn.2097-2547.20240108.
QIU Zhengqiu,HUANGFU Lin,YANG Qiang,et al.Experiment of CO2 capture by organic amine method under lime rotary kiln real flue gas condition[J].Low-carbon Chemistry and Chemical Engineering,2024,49(07):62-68. DOI: 10.12434/j.issn.2097-2547.20240108.
为推动有机胺法CO
2
捕集工艺在钢铁行业的应用,在石灰石回转窑炉真实烟气条件下开展了有机胺法CO
2
捕集侧线试验,考察了有机胺溶液质量分数、烟气流量、溶液喷淋量、吸收温度、油浴温度和再生压力等关键参数对捕集系统CO
2
捕集性能的影响。结果表明,在最优试验条件(有机胺溶液质量分数为25.0%、烟气流量为20 m
3
/h、溶液喷淋量为70 L/h、吸收温度为30 ℃、油浴温度为115 ℃以及再生压力为10 kPa)下,捕集系统CO
2
捕集率和解吸酸气量分别为94%和1.22 m
3
/h。在最优试验条件下进行的480 h连续试验结果显示,捕集系统CO
2
捕集率平均值为94%,解吸酸气量平均值为1.22 m
3
/h,CO
2
捕集系统表现出良好的稳定性,证明有机胺法应用于石灰回转窑烟气CO
2
捕集技术可行。
To promote the application of the organic amine CO
2
capture process in the steel industry
the sideline test of CO
2
capture by organic amine method was carried out under lime rotary kiln real flue gas condition. The effects of key parameters such as the mass fraction of organic amine solution
flue gas flow
solution spray amount
absorption temperature
oil bath temperature and regeneration pressure on CO
2
capture performance of the capture system were investigated. The results show that under the optimal test conditions (the mass fraction of organic amine solution of 25.0%
the flue gas flow of 20 m
3
/h
the solution spray amount of 70 L/h
the absorption temperature of 30 ℃
the oil bath temperature of 115 ℃ and the regeneration pressure of 10 kPa)
the CO
2
capture efficiency and the amount of desorption acid gas of the capture system are 94% and 1.22 m
3
/h
respectively. The results of 480 h continuous test under the optimal test conditions show that the average value of CO
2
capture efficiency of the capture system is 94%
and the average value of desorption acid gas amount of the capture system is 1.22 m
3
/h. The CO
2
capture system shows good stability
which proves that the application of organic amine method to the lime rotary kiln flue gas CO
2
capture technology is feasible.
石灰回转窑烟气CO2捕集有机胺吸收法
lime rotary kilnflue gasCO2 captureorganic amine absorption method
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