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上升管余热利用布水系统模拟与优化
Simulation and optimization of water distribution system for waste heat recovery from jacketed coke oven ascension pipes
【摘要】 以夹套式焦炉上升管余热利用布水系统为研究对象,建立了热态下的数学和物理模型,通过数值模拟的方法研究了流速和布水方式的影响。研究结果表明,入口流速越大,产汽量越低;热态条件下,中间进口-双出口型的布水方式具有最优的流量分配均匀性,其产汽量远远大于其他3种布水方式。
【Abstract】 This paper focuses on the water distribution system for waste heat recovery in jacketed coke oven ascension pipes. Mathematical and physical models under thermal conditions were established to investigate the effects of flow velocity and water distribution methods through numerical simulation. Key findings included inverse correlation between inlet velocity and steam production rate,i.e. the higher the inlet velocity,the lower the steam production,and the better the uniformity of flow distribution in the water distribution system. The central-inlet-dual-outlet distribution pattern demonstrates superior flow uniformity under thermal conditions,yielding significantly higher steam production compared to three alternative distribution patterns.
【Key words】 Jacketed coke oven ascension pipe; Water distribution system; Inlet velocity; Water distribution method; Numerical simulation; Flow distribution;
- 【文献出处】 燃料与化工 ,Fuel & Chemical Processes , 编辑部邮箱 ,2025年05期
- 【分类号】TQ520.5
- 【下载频次】7