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流程制造系统辨识的自动结构性建模方法
引用本文:韩 中,赵升吨,张贵成,阮卫平,李建平,沈红立. 流程制造系统辨识的自动结构性建模方法[J]. 计算机工程与应用, 2014, 50(1): 227-231
作者姓名:韩 中  赵升吨  张贵成  阮卫平  李建平  沈红立
作者单位:1.西安邮电大学 自动化学院,西安 7101212.西安交通大学 机械学院,西安 7100493.广东锻压机床厂,广州 528300
基金项目:中国博士后科学基金(No.2013M532033);广东省教育部产学研结合项目(No.2011A090200060).
摘    要:模型能够解决系统工程中的许多问题,为此,提出了一种新的流程制造系统辨识的自动结构性建模方法。通过对系统的结构组成和单元关系进行辨识,提炼出模型的结构性数据,并以此自动地形成系统仿真模型。建模采用了图论作为工业系统的数学表达形式。研究对系统单元进行规则性编码,并根据系统结构所具有的特性定义了建模的辨识函数。实例证明了提出的方法是可行的,并能够满足系统建模的有用性、高效性、准确性的要求。

关 键 词:系统辨识  自动建模  图论  系统工程  

Automatic structural modeling method based on process manufacturing system identifications
HAN Zhong,ZHAO Shengdun,ZHANG Guicheng,RUAN Weiping,LI Jianping,SHEN Hongli. Automatic structural modeling method based on process manufacturing system identifications[J]. Computer Engineering and Applications, 2014, 50(1): 227-231
Authors:HAN Zhong  ZHAO Shengdun  ZHANG Guicheng  RUAN Weiping  LI Jianping  SHEN Hongli
Affiliation:1.School of Automation, Xi’an University of Posts & Communications, Xi’an 710121, China2.School of Mechanical Engineering, Xi’an Jiaotong University, Xi’an 710049, China3.Guangdong Metal Forming Machine CO. LTD., Guangzhou 528300, China
Abstract:Models can solve many problems in systems engineering, so a new automatic structural modeling technology based on process manufacturing system identifications is presented. Through carrying out identifications to system compo-sitions and unit relationships, model structure data is refined, and a system simulation model is automatically generated. The graph theory is adapted and regarded as a math expression format of the industrial system in the modeling. In addi-tion, the rule codes are implemented for system units in the research, the identification functions are defined according to system composition properties. The auto-modeling processes are achieved through iterative computation. Finally, the example is given to verify that the presented method is feasible, and can satisfy these requirements of the availability, efficiency and accuracy.
Keywords:system identification  auto-modeling  graph theory  systems engineering
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