Monday, January 11, 2010
MATLAB simulation and Modelling of parameters causing distortion of workpiece in moving heat source type machining.
Presenting Paper at RAMT-2010,GIET,India
The temperature estimation at different specified weld spots of a thin metal slab under the effect of a moving heat source is modeled in the MATLAB environment. A finite domain under defined boundary conditions is considered as workpiece. Only Fourier Number (Fo), a dimensionless parameter is found to control the behavior of the problem. It was found that material properties needs to be selected accurately to get desired rate of cooling. The optimization criterion remains as: Fo< ½ and e (-a.Δx) -> 0.
Labels:
distrotion.,
heat cracks,
over heat,
overheating,
weld cracks,
WELD pol heating,
welding
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