利用优化自动控制系统提升钢坯的加热质量、节约加热能耗、确保其燃烧系统的最佳状态、延长设备寿命以及减少环境污染是本文研究的主要问题，结果具有较重要的实际参考价值。-Automatic control system upgrade using the optimal slab heating quality, save heating energy consumption, to ensure optimum combustion system, extend equipment life and reducing environmental pollution is the main problem this paper, the result is more important practical value.