| 1. | The numerical simulation commercial software for secondary cooling process in billet continuous casting 方坯连铸二次冷却数值仿真商用软件 |
| 2. | Abstract : the article briefly describes the application and theoretical studies of solidifi - cation simulation for mold and secondary cooling zone of continuous casting 文摘:介绍了连铸时结晶器及二冷区中凝固仿真的应用与理论研究工作。 |
| 3. | The object of my research work is to build a complete mathematical model for the secondary cooling process during cc process , and identify the unknown controlling parameters in it 本项研究工作的目标是建立完整的连铸二冷过程的传热数学模型以及利用铸坯的表面温度来辨识出二冷段一些喷淋工艺参数。 |
| 4. | Taking applications of secondary cooling water model and quality evaluation model as examples , effects of different data mining modeling methods were compared , and suitable models were selected and applied to field 以二冷配水模型和质量判定模型的应用为例,根据对不同数据挖掘建模方法的效果比较,选择合适的模型进行现场运用。 |
| 5. | The article have been discussed theoretically for some technology control system of continous casting , for example mould level control system , electromagnatic mould stirring system , soft - reduction , the secondary cooling water control ect 并对连铸一些特殊工艺控制如结晶器液位控制系统、结晶器电磁搅拌、轻压下、二冷控制等进行了理论探讨。 |
| 6. | Lii continuous casting research it is an important method to establish the heat transfer mathematical model of slab continuous casting to simulate secondary cooling process by means of two - dimensional unsteady state heat transfer mathematical model 应用二维非稳态传热数学模型建立板坯连铸的凝固传热模型进行仿真研究是连铸技术研究的重要手段。 |
| 7. | The previous solution to the secondary cooling heat transfer mathematical model is simplified too much , and the boundary condition is mostly derived flum empiiical formula . simulation software lacks commonality and is convenient to be operated and widely applied 现有的二冷传热数学模型在求解时简化过多,所用的边界条件大多是采用经验公式,计算软件通用性差,不便于操作及推广应用。 |
| 8. | Strand temperature is measured on site in ba ) steel . measurement results compared with simulation result ; wiuich means that the deviation is less than 3 % . it showa that the simulation result and all - purpose computer simulation software of secondary cooling in slab continuous casting are reliable 还在宝钢现场测试了铸坯的温度,与仿真计算结果比较,偏差小于3 ,说明仿真结果可靠,板坯连铸二冷计算机仿真通用软件可行。 |
| 9. | Testing results are analyzed , then the boundary condition ( the heat transfer coefficient of and the water density ) for computer simulation is acquired . through simulation in computer using the all - purpose computer simulation software secondary cooling in slab continuous casting and test results , the influence of the factor such as casting speed , casting temperature , shell thickness and secondary cooling system are analyzed . the secondary cooling system is evaluated , the reasons of crack are analyzed 应用仿真软件和实验数据对宝钢1930铸机进行了仿真计算,分析了拉速、配水制度、过热度对铸坯温度场和坯壳厚度的影响;对宝钢1930铸机的二冷制度进行了评估,分析了产生裂纹的原因;并对二冷制度进行优化,提出了改进建议。 |
| 10. | Based on the thorough research of slab caster , a more comprehensive heat transfer mathematical model of slab continuous casting is established in this paper . by means of object - oriented programming language visual basic 6 . 0 , all - purpose computer simulation software of secondary cooling in slab continuous casting is developed 本文在对板坯连铸机进行深入研究的基础上,建立了较为全面的板坯连铸凝固传热模型,用面向对象的visualbasic6 . 0高级语言开发了板坯连铸二冷计算机仿真通用软件。 |