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Examine temperature field at sealing surfaces treated by laser sealing using Ansys software
Conference paper   Open access   Peer reviewed

Examine temperature field at sealing surfaces treated by laser sealing using Ansys software

Trong Tuan Nguyen, Tat Thang Nguyen, Ngoc Hoan Le, Quoc Huy To and Jun Hua
IOP Conference Series: Materials Science and Engineering, Vol.452(2), pp.1-10
International Conference on Insulating Materials, Material Application and Electrical Engineering (IMMAEE), 3rd (Melbourne, Australia, 15-Sep-2018–16-Sep-2018)
Institute of Physics Publishing Ltd.
2018
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url
https://doi.org/10.1088/1757-899X/452/2/022010View
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Abstract

Upon deposition of laser irradiation on sealing surface, energy build-up heats up the structural radiation area, significantly and rapidly changing the mechanical properties of the materials in the irradiated area. Consequently, the change of material properties leads to the liquidation of the radiated surfaces which is responsible for the binding efficacy of EVA glue. It is therefore important to investigate the temperature field during the transient sealing period. In our study we demonstrate a method of temperature field investigation by finite element analysis using Ansys software. Threedimensional finite element simulation is employed to investigate the temperature fields and heat flux in a 0.2mm-thick adhesive layer on surface of a sealing edge with total thickness of 0.5mm x 22mm width. The laser beam was emitted by a device with laser power of 3kw, scanning speed 100mm/s, 980nm wavelength, induced temperature ranging from 100o C to 160o C. Results proved optimal temperature of 135o C, inducing total heat flux of 8731.8 w/m2 which is suitable for melting adhesive for optimized binding efficacy. Our study introduced the optimal temperature, heat flux generated by the laser beam yet retaining performance of adhesive, as well as ascertaining binding efficacy and durable linkage between EVA glue and surface of wooden boards.

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