The heat transfer calculation of the radiant section in circular type tube furnace was studied Using the Monte-Carlo method for the radiation heat transfer and the efflux mathematical model for the calculation of the convection heat transfer, the calculated results were basically agreement with these obtained from experiments. 研究了圆筒型管式加热炉辐射室的传热计算。辐射采用Monte-Carlo法,对流采用射流模型,计算结果与实验结果基本符合。
Through the theoretical analysis and actual testing, the reason for producing vibration on right side tube in which the media is transferred from convection to radiant section of hydrotreating heater is discussed, and its improvement measures are also proposed. 通过理论分析和实际测试,探讨了加氢反应加热炉的对流段转辐射段的右分支炉管产生振动的原因,并提出了具体改进措施。
A Mathematic Model for Heavy Oil Cracking& Process Calculation Model for Radiant Section Tubes in a Cracking Furnace 重质油裂解数学模型&裂解炉辐射段炉管工艺计算模型
Stress Analysis of Tubes in Radiant Section of Primary Reformer and Measures for Reduction of Thermal Stress 一段转化炉辐射段炉管应力分析及降低热应力的措施
Based on Kumar's molecular kinetic models of naphtha pyrolysis process, a mathematical model for the radiant section of a 60kt/ a pyrolysis furnace was established. 基于Kumar的石脑油裂解过程的分子反应动力学模型,建立了某厂60kt/a裂解炉辐射段石脑油裂解数学模型。
Mathematical Model of Heat Transmission in the Radiant Section of Tubular Furnace 管式炉传热数学模型
In the ethylene production unit the cracking furnace is one of the key equipment. Particularly the tubes in the radiant section of the furnace subjected to severe temperature and corrosion condition are the major parts of concern in the maintenance. 在乙烯装置中裂解炉为其关键设备,而裂解炉的辐射段炉管由于承受严苛的温度和腐蚀条件成为设备维修的重点问题。
New Methods and Job Practice about Renewal of Furnace Tube of Radiant Section in Ethylene Pyrolyzer 乙烯裂解炉辐射段炉管更换的新方案及施工程序
Calculating heat transfer in a radiant section by zone network mothod of tubular heaters 用网络分段法计算管式炉辐射室的传热
Equations for heat transfer between surfaces ( reflecting surfaces and sink) in a radiant section with grey flue gases were established by simulating corresponding electric networks. 用模拟电路网络的方法建立起充满灰色烟气的辐射富里各表面(反射面和吸热面)之间的传热方程式。