The preset model and the coiling temperature predicting model based on the new dynamic model are developed.
提出了基于层流冷却过程动态模型的预设定模型和卷取温度预报模型;
Traditional coiling temperature prediction model is difficult to get the high precision of prediction because of multi-factors.
影响卷取温度的因素多而且复杂,采用传统的温度预报模型难以达到较高的精度要求。
For the model of laminar cooling control of hot rolled strip, the accuracy of coiling temperature control is unsatisfactory because the heat transfer in the strip itself is ignored.
在热轧带钢层流冷却控制数学模型中,由于忽略带钢内部的热传导而使卷取温度控制精度不良。
The control model for coiling temperature based on finite difference method is developed, and how to choose the time and space step is introduced.
开发了一种基于有限差分算法的卷取温度控制模型,并介绍了时间和空间步长参数的选取方法。
U-shaped control model for coiling temperature was put forward to improve the high strength and low plasticity of head and tail of hot rolled strip.
针对热轧带钢因卷取后钢卷内外圈与芯部的冷却速度不同,导致带钢成品头尾强度高、塑性低的问题,提出了卷取温度凹型控制模式。
U-shaped control model for coiling temperature was put forward to improve the high strength and low plasticity of head and tail of hot rolled strip.
针对热轧带钢因卷取后钢卷内外圈与芯部的冷却速度不同,导致带钢成品头尾强度高、塑性低的问题,提出了卷取温度凹型控制模式。
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