摘要
为提高轧钢加热炉低温烟气脱硫脱硝的效率,且在低成本和能耗下增强处理效果,改善大气中二氧化硫与氮氧化合物污染问题,对轧钢加热炉低温烟气脱硫脱硝工艺进行了研究。详细分析脱硫脱硝工艺流程中的所涉及的关键参数,并采用模糊PID来完成对低温烟气脱硫脱硝工艺关键参数的自整定控制,输出最佳的关键参数,完成低成本和低能耗,高效的低温烟气脱硫脱硝。经过试验验证,该方法可以有效实现烟气脱硫脱硝,具有较高的处理效率,且综合能耗与成本均更低,应用后能够有效降低烟气中二氧化硫和氮氧化合物的浓度,增强脱硫脱硝效果。
In order to improve the desulphurization and denitrification efficiency of low-temperature flue gas in steel rolling heating furnace,en-hance the treatment effect at low cost and energy consumption,and improve the pollution of sulfur dioxide and nitrogen oxides in the atmos-phere,the desulphurization and denitrification process of low-temperature flue gas in steel rolling heating furnace is studied.The key parame-ters involved in the desulfurization and denitrification process are analyzed in detail,and the fuzzy PID is used to complete the self-tuning con-trol of the key parameters of the low-temperature flue gas desulfurization and denitrification process,the output of the best key parameters,the completion of low cost and low energy consumption,high efficiency low-temperature flue gas desulfurization and denitrification.Through the test verification,the method can effectively achieve flue gas desulfurization and denitrification,has higher treatment efficiency,and compre-hensive energy consumption and cost are lower,after application can effectively reduce the concentration of sulfur dioxide and nitrogen oxides in flue gas,enhance the effect of desulfurization and denitrification.
作者
董艳艳
DONG Yanyan(China Institute of Atomic Energy,Beijing 102413,China)
出处
《工业加热》
CAS
2024年第5期10-15,共6页
Industrial Heating
基金
北京市科技攻关项目(ks2021-05-06)。
关键词
轧钢加热炉
低温烟气
脱硫脱硝
模糊PID
二氧化硫
氮氧化合物
rolling furnace
low temperature flue gas
desulfurization and denitrification
fuzzy PID
sulfur dioxide
nitroxide
作者简介
董艳艳(1984-),女,硕士,工程师,研究方向为化学工程与工艺设计.
