| 基于变精度粗糙集的脉冲GTAW过程建模方法 |
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| 引用本文： | 黎文航,陈善本,王加友,杨峰. 基于变精度粗糙集的脉冲GTAW过程建模方法[J]. 焊接学报, 2008, 29(7): 57-59,63 |
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| 作者姓名： | 黎文航 陈善本 王加友 杨峰 |
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| 作者单位： | 1. 江苏科技大学材料科学与工程学院,江苏镇江,212003
2. 上海交通大学材料科学与工程学院,上海,200030 |
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| 摘 要： | 采用变精度粗糙集方法对脉冲GTAW过程进行建模,获取能预测熔池背面宽度的动态模型,并对该建模方法的主要步骤和关键问题做了阐述.结果表明,该模型具有足够的精度,能满足焊接应用的需要.该方法拓展了粗糙集理论的应用领域,并为焊接建模提供了一种新方法,具有较大的应用潜力.
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| 关 键 词： | 焊接自动化 建模 变精度粗糙集 钨极氩弧焊 |
| 收稿时间： | 2007-09-11 |
Modeling method for pulsed GTAW welding process based on variable precision rough set |
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| LI Wenhang,CHEN Shanben,WANG Jiayou and YANG Feng. Modeling method for pulsed GTAW welding process based on variable precision rough set[J]. Transactions of The China Welding Institution, 2008, 29(7): 57-59,63 |
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| Authors: | LI Wenhang CHEN Shanben WANG Jiayou YANG Feng |
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| Affiliation: | Institute of Welding Engineering, Jiangsu University of Science and Technology, Zhenjiang 212003, China,Institute of Welding Engineering, Shanghai Jiaotong University, Shanghai 200030, China,Institute of Welding Engineering, Jiangsu University of Science and Technology, Zhenjiang 212003, China and Institute of Welding Engineering, Jiangsu University of Science and Technology, Zhenjiang 212003, China |
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| Abstract: | Considering the characters of welding process, a VPRS (variable precision rough set)modeling method is proposed for pulsed GTAW welding process.The VPRS model that can predict the backside width of welding pool is obtained.The main procedure of the modeling method and the key problems are expatiated.The result shows that the precise and complexity of the model is acceptable. |
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| Keywords: | welding automation modeling variable precision rough set GTAW |
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