ysweld焊接热源模型.ppt

1、,Heat Source Fittingfor a T-joint with Deposit of Material,An example of application of the HSF tool for predefined type of weld joint geometry,Mesh model description,For creation of 2D mesh of the joint cross-section the predefined T-joint profile with deposit of material is used SIL routine Tjoint

2、_filler_prf.cmd, parameter file Tjoint_filler_prf.PAR The 3D model is straight, created by translational extrusion,2D mesh parameters,Parameters of 2D mesh:,Width of bottom plate:50 mm Width of upper plate: 25 mm Thickness of bottom plate:5 mm Thickness of upper plate:4 mm Thickness of weld:2 mm Siz

3、e of bottom right fine mesh:0.6 mm Size of upper fine mesh:0.6 mm Size of bottom left fine mesh:0.6 mm Minimal element size:0.6 mm Maximal element size:2 mm Fine element size:0.6 mm,2D mesh parameter window,3D mesh parameters,Parameters of 3D mesh:,Total length of 3D model:70 mm Length of section wi

4、th fine elements:25 mm Distance of heat source centre from the end of 3D model:10 mm,3D mesh parameter window,Material properties,For all parts of the structure, material properties of aluminium alloy AlMgSi from standard SYSWELD material database welding.mat are applied isosurface representing molt

5、en zone:590 C isosurface representing HA zone: 400 C,Application of conical heat source,Parameter of the heat source,Curvilinear velocity of welding: v = 15 mms-1,Temperature contours general view,Temperature contours cross section,Molten zone,Heat affected zone,Application of Gauss surface heat source,Parameter of the heat source,Curvilinear velocity of welding: v = 7 mms-1,Temperature conto