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Optimal Control of a Tandem Cold Rolling System for Tracking Problem吴国发,徐哲,卓兵摘 要:<正> The optimal control principle and procedureof a tandem cold rolling system for trackingproblem have been proposed in this paper forthe first time.The state-space description of the tandemcold rolling system for the cold-strip millof Wuhan Iron and Steel Company......
计算卷取机动态转矩的新方法杨泽伟1,安连祥2,王会丰2,高丽萍2(1.北京市核电工程有限公司采购部2.河北工业大学)摘 要:在连续冷轧机组的电气控制中,当卷取机加减速时,补偿加减速造成的动态转矩对张力的影响,避免张力振荡,是一个关键技术.本文介绍了一种卷取机动态转矩计算的新方法,该方法不但简化了动态转矩的计算过程,提高了转动惯量的计算精度,而且计算过程的参数不再依赖于设备设计者所给出的参数.实际生产运行表明,采用该方法对动态转矩进行计算并补偿后,卷取机张力稳定,运行可靠,克服了以往薄带容易断带的现象,提高了成品......
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冷轧板形目标曲线设定模型的研究与应用王鹏飞1,张殿华1,刘佳伟1,王军生2,俞小峰2(1.辽宁省沈阳市东北大学轧制技术及连轧自动化国家重点实验室2.鞍钢股份有限公司,辽宁鞍山 114001)摘 要:为了提高冷轧带钢的板形质量,在1250单机架6辊可逆冷轧机的板形控制系统改造中,根据带材失稳模型判据制订了基本板形目标曲线模型.为了消除了生产中温度,卷形和设备安装误差等对板形测量的不利影响,根据设备运行情况以及轧制工艺制订了一系列补偿曲线.设定了手动调节板形的附加曲线,提高了实际生产中板形控制的灵活性.板形目标曲线......
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deforming and heat transferring controlling. The material plastic deformation behavior and interactive influence of process parameters were discussed[7-8], but the object was cold ring rolling..., 16(6): 1274-1280. [7] GUO Liang-gang, YANG He, ZHAN Mei. Research on plastic deformation behavior in cold ring rolling by FEM numerical simulation [J]. Modeling and Simulation in Material Science......
Effects of cold rolling on the microstructure and mechanical properties of Fe-Ni-Mn-Mo-Ti-Cr maraging steelsAbbas Mahmudi1,Syamak Hossein Nedjad2,Mir Masud Jabbari Behnam31. Young Researchers Club...,Sharif University of Technology,Tehran 11365,Iran摘 要:Effects of cold rolling on the microstructure and mechanical properties of Fe-Ni-Mn-Mo-Ti-Cr maraging......
properties of Ti-15-3 alloy during cold-rolling GUO Qiang, WANG Qing, HAN Xiu-li, SUN Dong-li, SUN Tao, WU Gao-hui (School of Materials Science and Engineering, Harbin Institute of Technology, Harbin 150080, China) Abstract: The microstructure evolution and mechanical properties of Ti-15-3 alloy during cold rolling were investigated by optical microscopy, transmission electron microscopy and X......
Texture evolution of commercial pure Ti during cold rolling and recrystallization annealingHai-tao Jiang, Ji-xiong Liu, Zhen-li Mi, Ai-min Zhao, and Yan-jun Bi Metallurgical Engineering Research... of commercial pure (CP) Ti during cold rolling and re-crystallization annealing. The texture components were measured by electron backscattered diffraction (EBSD) after recrystallization an-nealing. The CP Ti......