为了解决某炼钢厂生产的特厚板坯表面横裂纹发生率高的缺陷问题,通过ABAQUS计算软件对该炼钢厂的铸机干式浇注工艺进行了工艺技术研究.建立了干式辊干式浇铸的有限元模型并进行了辊系的温度场计算分析,计算结果表明该辊系能满足干式浇铸工艺的要求.现场采用该计算方案制定了符合该铸机特性的半于法浇铸工艺,并进行了生产试验,试验结果表明采用半干法浇铸后的铸坯质量得到了明显改善.
参考文献
| [1] | Afshin Ahmadi Nadooshan;Ali Saeedi .Calculation of Possibility for Parameter Design in Changing Central Cooling System to Revolver Cooling System for Continuous Casting Rollers[J].International Journal of Engineering and Applied Sciences,2010,6(03):174. |
| [2] | Thomas B G .Modeling of the Continuous Casting of Steel:Past,Present,and Future[J].Metal & Material Trans,2002,33B(Dec):795. |
| [3] | Meng Ya;Thomas B G .Modeling Transient Slag-Layer Phenomena in the Shell/mold Gap in Continuous Casting of Steel[J].Metallurgical and Materials Transactions B:Process Metallurgy and Materials Processing Science,2003,34B:707. |
| [4] | Mahapatra R B;Brimacombe I K;Samaraseera I V .Mold Behavior and Its Influence on Quality in the Continuous Casting of Steel Slabs:Part Ⅱ.Mold Heat Transfer,Mold Flux Behavior,Formation of Oscillation Marks,Longitudinal Off-Corner Depressions and Subsurface Cracks[J].Metallurgical and Materials Transactions B:Process Metallurgy and Materials Processing Science,1997,22B:875. |
| [5] | Revel P;Kircher D;Bogard V .Experimental and Numerical Simulation of a Stainless Steel Coating Subjected to Thermal Fatigue[J].Materials Science and Engineering,2000,A290:25. |
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