Completed Research Projects
Completed Research Projects
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Incremental sheet forming (ISF) process with flexible die-support from metallic foam
Figure 1. Indentation Simulation Results
Figure 2. SeoulTech logo formed by proposed SPIF process
Figure 3. Estimation of shape error from 3D scanning process
Figure 4. SPIF Simulation Results
Taguchi Method for SPIF Process: Surface Roughness Optimization
Figure 1. Experimental setup of single-point incremental forming process
Figure 2. (a) two kinds of forming tools used (b) scanned profile and CAD profile comparison against experiment (c) 2D desired profile (d) surface roughness measurement and Figure 3. Measured surface profiles using Mitutoyo Surftest SJ-400 (a) original surface (b) formed surface
Figure 4. Scatter plot of forming parameters against measured surface roughness and Figure 5. (a) relationship plot of full model (b) relationship plot of reduced model (c) measured vs. predicted data of surface roughness
Supervised Machine Learning Approach: Modeling Hot Deformation Behavior of Steel
Figure 1. Experimental setup and stress-strain (SS) flow curves
Figure 2. Predicted SS flow curves from random forest regression algorithm
Figure 3: (a) relationship plot (b) error comparison (c) traditional flow stress models (d) machine learning models
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