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顶燃蓄热式加热炉热工评价与提升效率分析

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为提高加热炉热效率,降低煤气消耗,以神木市某兰炭企业的蓄热式加热炉工业运行数据为基础,对其热效率进行了研究分析.介绍了加热炉的工艺流程、特点、设备、主要参数,以依据GB/T 32287-2015《高炉热风炉热平衡测定与计算方法》测试的工业运行数据为基础,得出改进前后加热炉的热效率.分析结果表明:通过回收烟气余热将排出烟气温度降低 10℃、对热煤气管道进行保温等改进措施,可使加热炉系统的热效率由 82.3%提高到86.3%.
Thermal evaluation and efficiency improvement analysis of top-combustion regenerative heating furnace
In order to improve the thermal efficiency of the heating furnace and reduce gas consumption,the study and analysis were conducted on the thermal efficiency of a regenerative heating furnace of a semi-coke enterprise in Shenmu City based on its industrial operation data.The process flow,characteristics,equipment and main parameters of the regenerative heating furnace were introduced.Based on the industrial operation data tested according to GB/T 32287-2015"Method of Determination and Calculation of Heat Balance for Hot Stove in Blast Furnace",the thermal efficiency of the heating furnace before and after the improvement was calculated.The analysis results indicated that by reducing the exhaust gas temperature by 10℃and insulating the hot gas pipeline,the thermal efficiency of the heating furnace system could be increased from 82.3%to 86.3%.

top-combustion regenerative heating furnaceprocess flowthermal evaluationheat efficiency

刘子立、陈亮、韩冰、窦吉平

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中钢集团鞍山热能研究院有限公司,辽宁 鞍山 114044

顶燃蓄热式加热炉 工艺流程 热工评价 热效率

2024

煤化工
赛鼎工程有限公司(原中国化学工业第二设计院),全国煤化工信息站,全国煤化工设计技术中心

煤化工

CSTPCD
影响因子:0.629
ISSN:1005-9598
年,卷(期):2024.52(5)