共查询到18条相似文献,搜索用时 93 毫秒
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CRSNET人工神经元网络程序是冷连轧机轧制规程优化设定软件包CROSSv2.0的子程序,功能是通过采集生产现场实测数据,运用人工智能方法,对轧制规程设定中的力能参数及板凸度进行预报,并用预报结果对CROSS软件所用的理论计算模型及优化设定结果进行了修正,提高软件设定结果的精确性及软件的通用性,进一步提高软件的设定速度。 相似文献
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薄板冷轧工艺规程的优化研究 总被引:1,自引:1,他引:0
讨论了良好板形基本方程式的建立和优化算法。作为算例,以追求板形良好为目标,对特薄铝板的冷轧工艺规程进行了优化,并应用于实际,取得了良好的效果。 相似文献
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本文以铝板带冷轧机轧制规程为研究对象,应用遗传算法对轧制规程进行优化设计。首先,介绍了遗传算法的基本原理和基本步骤;其次,建立系统模型及介绍遗传算法实现的具体步骤。结果比较表明,该方法优化效果好,适合在实际中应用。 相似文献
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文章介绍了冷轧铝板带主要数学模型(包括变形抗力模型、张应力模型、平均单位压力模型)的结构式及系数的选用,并在此基础上编制了计算程序,计算结果表明,程序计算精度高、实用性强。 相似文献
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冷轧窄带钢节能压下规程的优化设计 总被引:4,自引:0,他引:4
介绍了动态规划法优化压下规程建立的数学模型,得出了冷轧窄带钢轧制能耗最小的压下规程,并对现场采用的压下规程进行了分析和比较。 相似文献
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介绍了马钢冷连轧机组乳化液系统的组成及作用,分析了投产初期乳化液在使用过程中出现热划伤产生的机理及轧后板面清洁度低的原因,在实际生产中采取了积极有效的措施,成功解决了热划伤的难题,提高了马钢冷硬卷的板面清洁度。 相似文献
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Based on rolling feature of continuous tandem cold rolling mill, such as multi-variable, strong coupling, non-linear, analyze and set the equal relative load, preventing slippage and profile well as the multi-objective optimization goal, BP neural network with self-learning function is adopted to replace traditional rolling force models and then Levenberg-Marquardt algorithm is adopted to predict the rolling force. Then use multi-objective fuzzy theory to solve the problem of multi-objective optimization of tandem cold rolling schedule. With the example of 1370mm tandem cold rolling, the rolling schedule of the common rolling, the single-object optimization design and the multi-objective fuzzy optimization design are compared with each other, optimization result shows the proposed optimization method decreases the value of three objective functions simultaneous. The performance of the optimal rolling schedule is satisfying and it is promising. 相似文献
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HUXian-lei WANGZhao-dong JIAOZhi-jie ZHAOZhong LIUXiang-hua WANGGuo-dong 《钢铁研究学报(英文版)》2004,11(5):22-26
A simple plate crown model was introduced, and the crown-flatness vector analysis method was analyzed. Based on the plate rolling technology, the rolling schedule design of elongation phase is divided into three steps. First step is to calculate the reductions of first pass of elongation making full use of the mill capability to decrease the total pass number. The second step is to calculate the pass reduction for the last three or four passes to control crown and flatness by crown-flatness vector analysis method. In the third step, the maximum rolling force limit and the total pass number are adjusted to make the plate gauge at exit equal to target gauge with satisfactory flatness. The on-line application shows that this method is effective. 相似文献
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本文通过分析轧制油介质对液压元件和液压系统性能的影响,探讨了在铝带冷轧机低压液压系统中使用轧制油介质的可行性,介绍了使用轧制油介质的液压系统的注意事项及改进方法。 相似文献