Table 5

Summary of the elaboration of data from performed multi-layer deposition experiments

Experimental setupGeneratorFronius TPS 320i
Gas typeAr 85%, CO2 15%
Gas flow rate [l/min]15
Wire diameter (dw) [mm]1.2
MaterialCarbon steel
Means of measure3D scanner
Cases reported in Figure 20 abcd
Deposition parametersMulti-bead––––
Multi-layer✓✓✓✓
Wire feed rate (WFR) [m/min]21.51.52
Travel speed (TS) [mm/s]5455
WFR/TS6.76.356.7
Obtained bead sizesWidth (wav) [mm]5.404.353.574.68
Height (hav) [mm]1.481.541.461.82
h/w0.270.350.410.39
Deposited area (Ad) [mm2]7.547.075.657.54
Measured area (Am) [mm2]7.496.345.028.20
Am – Ad [mm2]−0.05−0.73−0.630.66
(Am – ad)/ad−0.7%−10.3%−11.2%8.8%
Parabola modelAp [mm2]5.334.473.475.68
ed−29.3%−36.8%−38.6%−24.7%
em−28.9%−29.6%−30.8%−30.8%
Cosine modelAp [mm2]5.094.263.325.42
ed−32.5%−39.7%−41.3%−28.1%
em−32.1%−32.7%−33.9%−33.9%
Ellipse modelAp [mm2]6.275.264.096.69
ed−16.8%−25.6%−27.7%−11.3%
em−16.2%−17.1%−18.5%−18.5%
Proposed Hermite modelAh [mm2]7.496.345.028.2
Contact angle θ1 [°]90909090
Contact angle θ2 [°]90909090
ed−0.7%−10.3%−11.2%8.8%
em0%0%0%−0.1%
Source(s): Table by authors

or Create an Account

Close subscription notice
Close access options