Monday 4 October 2010

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Transactions: INTERNATIONAL JOURNAL of MATHEMATICS AND COMPUTERS IN SIMULATION
Transactions ID Number: 19-476
Full Name: Robert Rajca
Position: Doctor (Researcher)
Age: ON
Sex: Male
Address: Starowislna 13A
Country: POLAND
Tel: +48124244127
Tel prefix:
Fax: +48124244101
E-mail address: robert.rajca@pl.abb.com
Other E-mails: raro@poczta.fm
Title of the Paper: A Novel Simulation Approach for Reactive Molding Processes
Authors as they appear in the Paper: Robert Rajca, Lukasz Matysiak, Michal Banas, Robert Sekula
Email addresses of all the authors: robert.rajca@pl.abb.com, robert.sekula@pl.abb.com, lukasz.matysiak@pl.abb.com, michal.banas@pl.abb.com
Number of paper pages: 8
Abstract: Reactive molding process of thermosetting materials is an area where advanced computer simulations can provide useful information to detect molding problems prior to the mold making. Examples of such problems are premature gelation, undesired weld-line locations and air traps. This paper introduces newly developed simulation approach for analyzing reactive molding processes: filling and curing. The presented methodology differs from the currently used one because does not require deep end-user’s CFD (Computational Fluid Dynamics) knowledge. It was possible thanks to automation of a number of typical in numerical approach stages including: CAD geometry discretization, solving and post-processing. The presented method starts with CAD geometry preparation in accordance with the set of specific rules. In the next step the geometry is uploaded via the Website. The Web application analyzes the geometry and detects its structure in automated way. These initial info!
rmation allow creating an individual Website where, in consequence, engineer (end-user responsible for the final process and product design) is able to enter process parameters (e.g. material properties, initial temperatures, velocities, etc.) and start calculations. The discretization (or meshing) and solving stages are performed in fully automated way. Finally the Web application creates the report with useful information helping to understand the phenomena occurring inside the mold. This report is also available via developed Website. Based on these information the engineer makes a decision to accept the design and process parameters or to restart the simulation for further optimization. The presented approach helps to save time required for designing proper product and its mold. It influences directly on one of the most important global market factor means time-to-market and in the same increase product quality.
Keywords: Reactive molding, CFD simulation, automated meshing, Web-based computations
EXTENSION of the file: .pdf
Special (Invited) Session: Web-Based Tool for the Automated 3-D Reactive Molding Simulations
Organizer of the Session: 641-181
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IP ADDRESS: 78.133.245.162