得出结论：降低出炉温度、缩短在炉时间及控制了炉内气氛是关键。
It is concluded that to reduce temperature from furnace, shorten time in furnace and control atmosphere in furnace are the key points.
根据钢坯的种类、规格、开轧温度，通过建立的数学模型计算了钢坯的出炉温度。
The mathematical model in heating furnace is set up for calculating billet tapping temperature according to billet heterogeneity, specification and opening rolling temperature.
对宽厚板坯加热过程中，坯料出炉温度波动较大的现象，进行了较详细的分析，找到了解决这一问题的有效途径。
It is found the way to resolve the question that the temperature when the billet comes out from the furnace undulate during reheating the wider and thicker billet.
通过降低炉内棒材的出炉温度，局部选用新筑炉材料和严格管理等措施，在资金投入少的情况下，取得了明显的节能效果。
By taking measures of lowing the bar temperature, using new refractory material, and strict management, distinct energy saving effect was obtained.
结合宝钢热轧厂计划编制的实际情况，考虑板坯轧制区段对轧制表面等级的约束和板坯出炉温度、精轧温度、卷取温度对计划单元的影响，建立了热轧计划编制的数学模型。
Constraints between rolling section and surface grade in a plan unit and impacts due to temperature of discharging, finishing milling and coiling are considered in the practice in hot rolling factory.
结合宝钢热轧厂计划编制的实际情况，考虑板坯轧制区段对轧制表面等级的约束和板坯出炉温度、精轧温度、卷取温度对计划单元的影响，建立了热轧计划编制的数学模型。
Constraints between rolling section and surface grade in a plan unit and impacts due to temperature of discharging, finishing milling and coiling are considered in the practice in hot rolling factory.
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