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储煤场煤垛温度预报的仿真模型与计算
引用本文:陈亚平 徐礼华. 储煤场煤垛温度预报的仿真模型与计算[J]. 东南大学学报(自然科学版), 1997, 27(2): 107-112
作者姓名:陈亚平 徐礼华
作者单位:东南大学动力工程系
摘    要:储煤场煤垛温度预报的仿真模型与计算⒇陈亚平徐礼华吴斌林蔚(东南大学动力工程系,南京210018)对煤垛内温度分布及变化规律的研究旨在及时准确地预报煤垛内的温度变化,以防患于未“燃”.用计算代替现场的实测,或结合少量的现场实测,可以节约大量的人力物力,...

关 键 词:储煤场 煤垛 温度预报 仿真 自燃

Mathematical Simulation Model and Computer Program for Forecasting Temperature Trend of Coal Stockpiles
Chen Yaping Xu Lihua Wu Bin Lin Wei. Mathematical Simulation Model and Computer Program for Forecasting Temperature Trend of Coal Stockpiles[J]. Journal of Southeast University(Natural Science Edition), 1997, 27(2): 107-112
Authors:Chen Yaping Xu Lihua Wu Bin Lin Wei
Abstract:The oxidation and spontaneous ignition of coal stockpiles is a nuisance which could cause severe economic and energy losses. It is an effective and economical way to predict the temperature trend of coal stockpiles by establishing a mathematical simulation model and forming a computer program, thereafter to apply timely the relevant and effective counteract methods. The paper modifies and implements a two dimensional mathematical model, adopts the Peaceman Rachford computing method which has the merits of stable convergence and less computing time, and presents a pragmatic computer program for above mentioned purpose. It is shown that the computation results have good agreement with the data measured from a real coal stockpile.
Keywords:coal piling  temperature  forecasting  simulation  mathematical models
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