Use of Resin Transfer Molding Simulation to Predict Flow, Saturation, and Compaction in the VARTM Process

[+] Author and Article Information
N. C. Correia, F. Robitaille, A. C. Long, C. D. Rudd

School of Mechanical, Materials, Manufacturing Engineering and Management, University of Nottingham, U.K.

P. Šimáček, S. G. Advani

Department of Mechanical Engineering, Center for Composite Materials, University of Delaware, USA

J. Fluids Eng 126(2), 210-215 (May 03, 2004) (6 pages) doi:10.1115/1.1669032 History: Received March 20, 2003; Revised October 30, 2003; Online May 03, 2004
Copyright © 2004 by ASME
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Effect of fluid pressure on compaction in VARTM
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VARTM algorithm used in Liquid Injection Molding Simulation (LIMS) LBASIC script
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Pressure field according to LIMS modification to address VARTM, analytical and RTM models for 6 layers of NCS 81053 noncrimp glass reinforcement
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Difference in fill time vs. ΔP between VARTM and RTM
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Experimental setup. 1 resin container, 2 inlet, 3 outlet, 4 digital video camera, 5 resin trap, 6 pressure controller and 7 vacuum pump.
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Example of image captured during an experimental injection
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Experimental results of normalized fill time vs. driving pressure for VARTM of the 5×4 and an ideal RTM curve
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Experimental VARTM results for (i) 5×4 reinforcement, (ii) High Permeability Media (HPM) (iii) 5×4 reinforcement with High Permeability Media (HPM) on top and (iv) reinforcement 5×4 with HPM on both sides
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Finite-element approach for simulation of VARTM in the presence of distribution media




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