The primary factors that influence the heat level and its change direction of the blast furnace have been analyzed.
论文分析了影响高炉炉温水平及炉温走向的主要因素。
2
The appropriate tapping temperature and composition, designed for primary melting GH1040 base metal in arc furnace, provide necessary energy for VOD refining.
设计的初炼炉出钢成分及其出钢温度，为GH1040母材在VOD精炼过程中提供了所需要的热能。
3
Meanwhile, the control of air flow, furnace negative pressure and primary air flow are introduced.