Collaborative Work Heterogeneous Data Sharing and Application Based on Petri Net

2011 ◽  
Vol 421 ◽  
pp. 732-738 ◽  
Author(s):  
Yong Ping Hao ◽  
Hao Qiu Huang ◽  
Peng Fei Zeng ◽  
Wei Ping Shao

Based on profound research of the characters on Petri Net, the concept of collaborative work heterogeneous data sharing (CWHDS) was proposed, and elaborated the modeling processes of CWHDS based on Petri Net. Furthermore, this paper used heterogeneous data queue to serve as the access station of CWHDS, and further discussed the translation and firing rule on Petri Net in relation to heterogeneous data queue. Finally, an application instance of multi-disciplinary collaborative design management system (MCDMS) based on CWHDS was introduced.

1998 ◽  
Vol 12 (1) ◽  
pp. 55-58
Author(s):  
Alison Chappell

UK houseware product suppliers Cannie plc and Brunei University's Design Research Centre established a TCS Programme in 1994. Its objective was to develop an improved design management system for Cannie, at the same time developing several new products over a two-year period. Young graduates taking part in the TCS are eligible to compete for an annual Scholarship giving the opportunity to visit Hong Kong and South China for up to six weeks. The author, an Industrial Design graduate taking part in the Cannie plc TCS, was the winner of a Scholarship that took place in April 1997. She discusses the objectives, achievements and benefits of a trip taken at such a poignant time in the former British colony's history.


Author(s):  
Santiago V. Lombeyda ◽  
William C. Regli

Abstract This paper presents an approach to support computer-aided conceptual design of mechatronic assemblies in a collaborative, multi-user environment. We describe a system, Conceptual Understanding and Prototyping (CUP), that allows a team of design engineers, collaborating over the Internet, to develop a high-level structure-function-behavior (S-B-F) description of an assembly in a VRML-based virtual environment. Our goal is to enable users to navigate intricate product data management (PDM) and case-based design knowledge-bases, providing the ability to perform design at conceptual level and have intelligent CAD tools that can draw on details from large repositories of previously archived designs. This work furthers research efforts in computer support for collaborative design activities — drawing on work in Human-Computer Interaction (HCI) and Computer Supported Collaborative Work (CSCW). We envision CUP to be a network interface to next-generation of engineering PDM systems and CAD databases. We are deploying CUP as query interface to the National Design Repository (http://repos.mcs.drexel.edu). This will enable CAD users to interrogate large quantities of legacy data and identify artifacts with structural and functional similarities — allowing designers to perform case-based and variant design.


Author(s):  
Kazuhiro Muramatsu ◽  
Sonam Wangmo

Design education is important at technical universities and colleges. In general, real product design requires collaborative work. In this chapter, the authors discuss collaborative design education. An A360 cloud platform on Autodesk's 3D computer-aided design “AutoCAD” is adopted to illustrate a collaborative design activity implemented in the Engineering Graphics class offered at the College of Science and Technology, Royal University of Bhutan. By using A360 cloud, students can share a 3D model with group members. Based on feedback received, students can modify the initial model, share it, print, and discuss the modified object with members. This collaborative work allows students to create enhanced 3D design objects while engaged in discussions and interactions. The authors also discuss some difficulties encountered during the collaborative process and offer recommendations and future research ideas.


2010 ◽  
Vol 18 (3) ◽  
pp. 199-205 ◽  
Author(s):  
Hong-Zhong Huang ◽  
Huan-Wei Xu ◽  
Xu Zu

1994 ◽  
Vol 3 (4) ◽  
pp. 351-359 ◽  
Author(s):  
Masahiro Ishii ◽  
Masanori Nakata ◽  
Makoto Sato

This research aims at the realization of a networked virtual environment for the design of three-dimensional (3-D) objects. Based on an analysis of an ordinary collaborative design, we illustrate that a collaborative work space consists of a dialog space and an object space. In the dialog space, a participant interacts with partners, and in the object space with an object. The participants enter the dialog space and the object space in turn, appropriately. In addition, collaborative design of 3-D objects is carried out with multimodal interactions: visual, auditory, and haptic. A networked virtual environment must support these interactions without contradiction in either time or space. In this paper, we propose a networked virtual environment for a pair of participants to satisfy the conditions described above. To implement the networked system, we take into account the necessity of visual, auditory, and haptic interactions, the need for participants to switch between the dialog space and the object space quickly and appropriately, and human ergonomics on the functional space of hands and eyes. An experiment on hand-over task was done to investigate the effect of the networked haptic device with the proposed system. Object layout tasks, such as toy block layout, office furniture layout, city building layout, etc., can be performed by using this environment.


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