The Mathematical model of heat transfer for bogie hearth type heat treatment furnace and the working model of radiation type heat exchanger are established.

• 建立了台车式热处理炉炉膛传热数学模型和辐射换热器工作模型,分析了换热器的传热特性(空气预热温度、壁温、传热系数)随炉况的变化。