【摘要】 通过实 测板坯 表面温度 和凝固坯 壳厚度 ，得出了 各冷却 区的 平均 换热 系数 和综 合凝 固系数。结合 各种影响 因素，评 价了现 有铸 机 的二 冷技 术 现状 ，为 二冷 制度 的 优化 和铸 机 的高 效 化生产提供 了重要 依据。更多还原

【Abstract】 Based on measurement of strand surface temperature and solidified shell thickness,the average heat exchange coefficient and general solidification coefficient in various secondary cooling zones were obtained The state?_of_art of secondary cooling was evaluated considering various factors The results obtained form an important basis for optimization of secondary cooling schedule and improvement of caster efficiency更多还原