| 连退炉导向辊热凸度对辊形及带钢应力分布的影响 |
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| 引用本文： | 杨静,苏岚,唐荻,江海涛,王辉,林承江.连退炉导向辊热凸度对辊形及带钢应力分布的影响[J].沈阳工业大学学报,2011,33(3):276-281. |
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| 作者姓名： | 杨静 苏岚 唐荻 江海涛 王辉 林承江 |
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| 作者单位： | 北京科技大学高效轧制国家工程研究中心; |
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| 基金项目： | “十一五”国家科技发展支撑计划资助项目(2006BAE03A13) |
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| 摘 要： | 为了更有效地控制连退炉内导向辊热凸度和改善带钢的跑偏及瓢曲变形，以单锥度辊为研究对象，运用MARC有限元软件，定量计算了在加热段和快冷段不同导向辊温差时的导向辊热凸度及其对导向辊辊形和带钢应力分布的影响.研究发现：导向辊热凸度随导向辊温差增大呈直线上升的趋势.在加热段，随着导向辊温差的增大，导向辊产生热凸度后的形状分别为双锥度辊、单锥度辊和“M”型辊，带钢张应力和带钢最大应力分布随着导向辊温差的增大而改变；在快冷段，导向辊产生热凸度后变为双锥度辊，导向辊热凸度会影响带钢张应力值和最大应力值，但不影响其分布.
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| 关 键 词： | 连退炉 导向辊 辊形 热凸度 温差 带钢 张应力 最大应力 |
Influence of thermal crown of guide roller in continuous annealing furnace on roller shape and stress distribution of strip steel |
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| YANG Jing,SU Lan,TANG Di,JIANG Hai-tao,WANG Hui,LIN Cheng-jiang.Influence of thermal crown of guide roller in continuous annealing furnace on roller shape and stress distribution of strip steel[J].Journal of Shenyang University of Technology,2011,33(3):276-281. |
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| Authors: | YANG Jing SU Lan TANG Di JIANG Hai-tao WANG Hui LIN Cheng-jiang |
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| Affiliation: | YANG Jing,SU Lan,TANG Di,JIANG Hai-tao,WANG Hui,LIN Cheng-jiang(National Engineering Research Center for Advanced Rolling Technology,University of Science and Technology Beijing,Beijing 100083,China) |
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| Abstract: | In order to effectively control the thermal crown of guide roller in continuous annealing furnace and reduce the running deviation and buckling deformation of strip steel,a single taper roller was chosen as the research object,and MARC finite element software was used to quantitatively calculate the thermal crown of guide roller with different temperature differences in heating and rapid cooling sections.Meanwhile,the influence of thermal crown on the shape of guide roller and stress distribution of strip s... |
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| Keywords: | continuous annealing furnace guide roller roll shape thermal crown temperature difference strip steel tensile stress maximum stress |
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