scholarly journals The use of the WITNESS simulator for improving flows in a complex production system

2019 ◽  
Author(s):  
Edward Michlowicz ◽  
Katarzyna Smolińska
2014 ◽  
Vol 496-500 ◽  
pp. 2697-2702
Author(s):  
En Qiao Zhang ◽  
Min Li

Aerospace products which are highly technical and have involved numerous subjects are a typical complex production system. Collaborative development organization is importance to the results of development. The Paper gives a model which is built by experts to do dynamic evaluation of these collaborative development organization. It also employs evidential reasoning method to deal with the uncertainty appeared in the evaluation process, as well as a evaluation of a organization involving in the collaborative development.


2013 ◽  
Vol 645 ◽  
pp. 299-302
Author(s):  
You Jun Yue ◽  
Shui Yu ◽  
Hui Zhao ◽  
Hong Jun Wang

The logistics system of iron-making is a very complex production system, and it is characterized by continuity and discreteness in combination. It is difficult to establish the model of the complex system for a long time. The model of Petri net can not only characterize the structure of complex system, but also can describe the dynamic behavior of it, these features make the Petri net a wonderful tool to build the model of production process. Based on that, this paper sets up the model of the logistics system of iron-making by the Petri net. And then simulate this model by Stateflow which is an ideal tool of simulation. All these works is the foundation for the further analyzing of the logistics system.


2009 ◽  
Vol 36 (9) ◽  
pp. 1517-1529 ◽  
Author(s):  
Ping Wang ◽  
Simaan M. AbouRizk

Industrial construction is a complex production system involving multiple supply chains. Engineers need a tool that enables them to plan and improve the system by testing different theories. This research developed a special modeling system tailored for building large-scale simulation models for industrial construction. The modeling system can be used to model an industrial construction project as a whole supply chain system, covering spool drafting, material supply, spool fabrication, module assembly, and site installation, complete with details of the production level. The entire production system can be conceived in terms of not only activities, but also product flows and information flows by the developed modeling system. The developed model was utilized to execute several simulation experimentations to test the various theories. This testing ultimately facilitates the improvement of the performance of the whole industrial construction project system.


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